Mercurial > jdk8-mips64-public > hotspot / changeset
changeset
8010506: Typos and errors in descriptions of vm options in globals.hpp
Wed, 09 Oct 2013 11:18:53 -0700
- author
- tamao
- date
- Wed, 09 Oct 2013 11:18:53 -0700
- changeset 5861
- b4d8a3d4db73
- parent 5860
- 69944b868a32
- child 5862
- 82af7d7a0128
8010506: Typos and errors in descriptions of vm options in globals.hpp
Summary: Fix typos and errors in descriptions of vm options in globals.hpp
Reviewed-by: jmasa, jwilhelm
| src/share/vm/runtime/globals.hpp | file | annotate | diff | comparison | revisions |
1.1 --- a/src/share/vm/runtime/globals.hpp Tue Oct 08 17:35:51 2013 +0200 1.2 +++ b/src/share/vm/runtime/globals.hpp Wed Oct 09 11:18:53 2013 -0700 1.3 @@ -440,21 +440,21 @@ 1.4 #define RUNTIME_FLAGS(develop, develop_pd, product, product_pd, diagnostic, experimental, notproduct, manageable, product_rw, lp64_product) \ 1.5 \ 1.6 lp64_product(bool, UseCompressedOops, false, \ 1.7 - "Use 32-bit object references in 64-bit VM " \ 1.8 - "lp64_product means flag is always constant in 32 bit VM") \ 1.9 + "Use 32-bit object references in 64-bit VM. " \ 1.10 + "lp64_product means flag is always constant in 32 bit VM") \ 1.11 \ 1.12 lp64_product(bool, UseCompressedClassPointers, false, \ 1.13 - "Use 32-bit class pointers in 64-bit VM " \ 1.14 - "lp64_product means flag is always constant in 32 bit VM") \ 1.15 + "Use 32-bit class pointers in 64-bit VM. " \ 1.16 + "lp64_product means flag is always constant in 32 bit VM") \ 1.17 \ 1.18 notproduct(bool, CheckCompressedOops, true, \ 1.19 - "generate checks in encoding/decoding code in debug VM") \ 1.20 + "Generate checks in encoding/decoding code in debug VM") \ 1.21 \ 1.22 product_pd(uintx, HeapBaseMinAddress, \ 1.23 - "OS specific low limit for heap base address") \ 1.24 + "OS specific low limit for heap base address") \ 1.25 \ 1.26 diagnostic(bool, PrintCompressedOopsMode, false, \ 1.27 - "Print compressed oops base address and encoding mode") \ 1.28 + "Print compressed oops base address and encoding mode") \ 1.29 \ 1.30 lp64_product(intx, ObjectAlignmentInBytes, 8, \ 1.31 "Default object alignment in bytes, 8 is minimum") \ 1.32 @@ -476,7 +476,7 @@ 1.33 "Use lwsync instruction if true, else use slower sync") \ 1.34 \ 1.35 develop(bool, CleanChunkPoolAsync, falseInEmbedded, \ 1.36 - "Whether to clean the chunk pool asynchronously") \ 1.37 + "Clean the chunk pool asynchronously") \ 1.38 \ 1.39 /* Temporary: See 6948537 */ \ 1.40 experimental(bool, UseMemSetInBOT, true, \ 1.41 @@ -486,10 +486,12 @@ 1.42 "Enable normal processing of flags relating to field diagnostics")\ 1.43 \ 1.44 experimental(bool, UnlockExperimentalVMOptions, false, \ 1.45 - "Enable normal processing of flags relating to experimental features")\ 1.46 + "Enable normal processing of flags relating to experimental " \ 1.47 + "features") \ 1.48 \ 1.49 product(bool, JavaMonitorsInStackTrace, true, \ 1.50 - "Print info. about Java monitor locks when the stacks are dumped")\ 1.51 + "Print information about Java monitor locks when the stacks are" \ 1.52 + "dumped") \ 1.53 \ 1.54 product_pd(bool, UseLargePages, \ 1.55 "Use large page memory") \ 1.56 @@ -501,7 +503,7 @@ 1.57 "Fail large pages individual allocation") \ 1.58 \ 1.59 develop(bool, TracePageSizes, false, \ 1.60 - "Trace page size selection and usage.") \ 1.61 + "Trace page size selection and usage") \ 1.62 \ 1.63 product(bool, UseNUMA, false, \ 1.64 "Use NUMA if available") \ 1.65 @@ -516,12 +518,12 @@ 1.66 "Force NUMA optimizations on single-node/UMA systems") \ 1.67 \ 1.68 product(uintx, NUMAChunkResizeWeight, 20, \ 1.69 - "Percentage (0-100) used to weigh the current sample when " \ 1.70 + "Percentage (0-100) used to weigh the current sample when " \ 1.71 "computing exponentially decaying average for " \ 1.72 "AdaptiveNUMAChunkSizing") \ 1.73 \ 1.74 product(uintx, NUMASpaceResizeRate, 1*G, \ 1.75 - "Do not reallocate more that this amount per collection") \ 1.76 + "Do not reallocate more than this amount per collection") \ 1.77 \ 1.78 product(bool, UseAdaptiveNUMAChunkSizing, true, \ 1.79 "Enable adaptive chunk sizing for NUMA") \ 1.80 @@ -538,17 +540,17 @@ 1.81 product(intx, UseSSE, 99, \ 1.82 "Highest supported SSE instructions set on x86/x64") \ 1.83 \ 1.84 - product(bool, UseAES, false, \ 1.85 + product(bool, UseAES, false, \ 1.86 "Control whether AES instructions can be used on x86/x64") \ 1.87 \ 1.88 product(uintx, LargePageSizeInBytes, 0, \ 1.89 - "Large page size (0 to let VM choose the page size") \ 1.90 + "Large page size (0 to let VM choose the page size)") \ 1.91 \ 1.92 product(uintx, LargePageHeapSizeThreshold, 128*M, \ 1.93 - "Use large pages if max heap is at least this big") \ 1.94 + "Use large pages if maximum heap is at least this big") \ 1.95 \ 1.96 product(bool, ForceTimeHighResolution, false, \ 1.97 - "Using high time resolution(For Win32 only)") \ 1.98 + "Using high time resolution (for Win32 only)") \ 1.99 \ 1.100 develop(bool, TraceItables, false, \ 1.101 "Trace initialization and use of itables") \ 1.102 @@ -564,10 +566,10 @@ 1.103 \ 1.104 develop(bool, TraceLongCompiles, false, \ 1.105 "Print out every time compilation is longer than " \ 1.106 - "a given threashold") \ 1.107 + "a given threshold") \ 1.108 \ 1.109 develop(bool, SafepointALot, false, \ 1.110 - "Generates a lot of safepoints. Works with " \ 1.111 + "Generate a lot of safepoints. This works with " \ 1.112 "GuaranteedSafepointInterval") \ 1.113 \ 1.114 product_pd(bool, BackgroundCompilation, \ 1.115 @@ -575,13 +577,13 @@ 1.116 "compilation") \ 1.117 \ 1.118 product(bool, PrintVMQWaitTime, false, \ 1.119 - "Prints out the waiting time in VM operation queue") \ 1.120 + "Print out the waiting time in VM operation queue") \ 1.121 \ 1.122 develop(bool, NoYieldsInMicrolock, false, \ 1.123 "Disable yields in microlock") \ 1.124 \ 1.125 develop(bool, TraceOopMapGeneration, false, \ 1.126 - "Shows oopmap generation") \ 1.127 + "Show OopMapGeneration") \ 1.128 \ 1.129 product(bool, MethodFlushing, true, \ 1.130 "Reclamation of zombie and not-entrant methods") \ 1.131 @@ -590,10 +592,11 @@ 1.132 "Verify stack of each thread when it is entering a runtime call") \ 1.133 \ 1.134 diagnostic(bool, ForceUnreachable, false, \ 1.135 - "Make all non code cache addresses to be unreachable with forcing use of 64bit literal fixups") \ 1.136 + "Make all non code cache addresses to be unreachable by " \ 1.137 + "forcing use of 64bit literal fixups") \ 1.138 \ 1.139 notproduct(bool, StressDerivedPointers, false, \ 1.140 - "Force scavenge when a derived pointers is detected on stack " \ 1.141 + "Force scavenge when a derived pointer is detected on stack " \ 1.142 "after rtm call") \ 1.143 \ 1.144 develop(bool, TraceDerivedPointers, false, \ 1.145 @@ -612,86 +615,86 @@ 1.146 "Use Inline Caches for virtual calls ") \ 1.147 \ 1.148 develop(bool, InlineArrayCopy, true, \ 1.149 - "inline arraycopy native that is known to be part of " \ 1.150 + "Inline arraycopy native that is known to be part of " \ 1.151 "base library DLL") \ 1.152 \ 1.153 develop(bool, InlineObjectHash, true, \ 1.154 - "inline Object::hashCode() native that is known to be part " \ 1.155 + "Inline Object::hashCode() native that is known to be part " \ 1.156 "of base library DLL") \ 1.157 \ 1.158 develop(bool, InlineNatives, true, \ 1.159 - "inline natives that are known to be part of base library DLL") \ 1.160 + "Inline natives that are known to be part of base library DLL") \ 1.161 \ 1.162 develop(bool, InlineMathNatives, true, \ 1.163 - "inline SinD, CosD, etc.") \ 1.164 + "Inline SinD, CosD, etc.") \ 1.165 \ 1.166 develop(bool, InlineClassNatives, true, \ 1.167 - "inline Class.isInstance, etc") \ 1.168 + "Inline Class.isInstance, etc") \ 1.169 \ 1.170 develop(bool, InlineThreadNatives, true, \ 1.171 - "inline Thread.currentThread, etc") \ 1.172 + "Inline Thread.currentThread, etc") \ 1.173 \ 1.174 develop(bool, InlineUnsafeOps, true, \ 1.175 - "inline memory ops (native methods) from sun.misc.Unsafe") \ 1.176 + "Inline memory ops (native methods) from sun.misc.Unsafe") \ 1.177 \ 1.178 product(bool, CriticalJNINatives, true, \ 1.179 - "check for critical JNI entry points") \ 1.180 + "Check for critical JNI entry points") \ 1.181 \ 1.182 notproduct(bool, StressCriticalJNINatives, false, \ 1.183 - "Exercise register saving code in critical natives") \ 1.184 + "Exercise register saving code in critical natives") \ 1.185 \ 1.186 product(bool, UseSSE42Intrinsics, false, \ 1.187 "SSE4.2 versions of intrinsics") \ 1.188 \ 1.189 product(bool, UseAESIntrinsics, false, \ 1.190 - "use intrinsics for AES versions of crypto") \ 1.191 + "Use intrinsics for AES versions of crypto") \ 1.192 \ 1.193 product(bool, UseCRC32Intrinsics, false, \ 1.194 "use intrinsics for java.util.zip.CRC32") \ 1.195 \ 1.196 develop(bool, TraceCallFixup, false, \ 1.197 - "traces all call fixups") \ 1.198 + "Trace all call fixups") \ 1.199 \ 1.200 develop(bool, DeoptimizeALot, false, \ 1.201 - "deoptimize at every exit from the runtime system") \ 1.202 + "Deoptimize at every exit from the runtime system") \ 1.203 \ 1.204 notproduct(ccstrlist, DeoptimizeOnlyAt, "", \ 1.205 - "a comma separated list of bcis to deoptimize at") \ 1.206 + "A comma separated list of bcis to deoptimize at") \ 1.207 \ 1.208 product(bool, DeoptimizeRandom, false, \ 1.209 - "deoptimize random frames on random exit from the runtime system")\ 1.210 + "Deoptimize random frames on random exit from the runtime system")\ 1.211 \ 1.212 notproduct(bool, ZombieALot, false, \ 1.213 - "creates zombies (non-entrant) at exit from the runt. system") \ 1.214 + "Create zombies (non-entrant) at exit from the runtime system") \ 1.215 \ 1.216 product(bool, UnlinkSymbolsALot, false, \ 1.217 - "unlink unreferenced symbols from the symbol table at safepoints")\ 1.218 + "Unlink unreferenced symbols from the symbol table at safepoints")\ 1.219 \ 1.220 notproduct(bool, WalkStackALot, false, \ 1.221 - "trace stack (no print) at every exit from the runtime system") \ 1.222 + "Trace stack (no print) at every exit from the runtime system") \ 1.223 \ 1.224 product(bool, Debugging, false, \ 1.225 - "set when executing debug methods in debug.ccp " \ 1.226 + "Set when executing debug methods in debug.cpp " \ 1.227 "(to prevent triggering assertions)") \ 1.228 \ 1.229 notproduct(bool, StrictSafepointChecks, trueInDebug, \ 1.230 "Enable strict checks that safepoints cannot happen for threads " \ 1.231 - "that used No_Safepoint_Verifier") \ 1.232 + "that use No_Safepoint_Verifier") \ 1.233 \ 1.234 notproduct(bool, VerifyLastFrame, false, \ 1.235 "Verify oops on last frame on entry to VM") \ 1.236 \ 1.237 develop(bool, TraceHandleAllocation, false, \ 1.238 - "Prints out warnings when suspicious many handles are allocated") \ 1.239 + "Print out warnings when suspiciously many handles are allocated")\ 1.240 \ 1.241 product(bool, UseCompilerSafepoints, true, \ 1.242 "Stop at safepoints in compiled code") \ 1.243 \ 1.244 product(bool, FailOverToOldVerifier, true, \ 1.245 - "fail over to old verifier when split verifier fails") \ 1.246 + "Fail over to old verifier when split verifier fails") \ 1.247 \ 1.248 develop(bool, ShowSafepointMsgs, false, \ 1.249 - "Show msg. about safepoint synch.") \ 1.250 + "Show message about safepoint synchronization") \ 1.251 \ 1.252 product(bool, SafepointTimeout, false, \ 1.253 "Time out and warn or fail after SafepointTimeoutDelay " \ 1.254 @@ -715,19 +718,19 @@ 1.255 "Trace external suspend wait failures") \ 1.256 \ 1.257 product(bool, MaxFDLimit, true, \ 1.258 - "Bump the number of file descriptors to max in solaris.") \ 1.259 + "Bump the number of file descriptors to maximum in Solaris") \ 1.260 \ 1.261 diagnostic(bool, LogEvents, true, \ 1.262 - "Enable the various ring buffer event logs") \ 1.263 + "Enable the various ring buffer event logs") \ 1.264 \ 1.265 diagnostic(uintx, LogEventsBufferEntries, 10, \ 1.266 - "Enable the various ring buffer event logs") \ 1.267 + "Number of ring buffer event logs") \ 1.268 \ 1.269 product(bool, BytecodeVerificationRemote, true, \ 1.270 - "Enables the Java bytecode verifier for remote classes") \ 1.271 + "Enable the Java bytecode verifier for remote classes") \ 1.272 \ 1.273 product(bool, BytecodeVerificationLocal, false, \ 1.274 - "Enables the Java bytecode verifier for local classes") \ 1.275 + "Enable the Java bytecode verifier for local classes") \ 1.276 \ 1.277 develop(bool, ForceFloatExceptions, trueInDebug, \ 1.278 "Force exceptions on FP stack under/overflow") \ 1.279 @@ -739,7 +742,7 @@ 1.280 "Trace java language assertions") \ 1.281 \ 1.282 notproduct(bool, CheckAssertionStatusDirectives, false, \ 1.283 - "temporary - see javaClasses.cpp") \ 1.284 + "Temporary - see javaClasses.cpp") \ 1.285 \ 1.286 notproduct(bool, PrintMallocFree, false, \ 1.287 "Trace calls to C heap malloc/free allocation") \ 1.288 @@ -758,16 +761,16 @@ 1.289 "entering the VM") \ 1.290 \ 1.291 notproduct(bool, CheckOopishValues, false, \ 1.292 - "Warn if value contains oop ( requires ZapDeadLocals)") \ 1.293 + "Warn if value contains oop (requires ZapDeadLocals)") \ 1.294 \ 1.295 develop(bool, UseMallocOnly, false, \ 1.296 - "use only malloc/free for allocation (no resource area/arena)") \ 1.297 + "Use only malloc/free for allocation (no resource area/arena)") \ 1.298 \ 1.299 develop(bool, PrintMalloc, false, \ 1.300 - "print all malloc/free calls") \ 1.301 + "Print all malloc/free calls") \ 1.302 \ 1.303 develop(bool, PrintMallocStatistics, false, \ 1.304 - "print malloc/free statistics") \ 1.305 + "Print malloc/free statistics") \ 1.306 \ 1.307 develop(bool, ZapResourceArea, trueInDebug, \ 1.308 "Zap freed resource/arena space with 0xABABABAB") \ 1.309 @@ -779,7 +782,7 @@ 1.310 "Zap freed JNI handle space with 0xFEFEFEFE") \ 1.311 \ 1.312 notproduct(bool, ZapStackSegments, trueInDebug, \ 1.313 - "Zap allocated/freed Stack segments with 0xFADFADED") \ 1.314 + "Zap allocated/freed stack segments with 0xFADFADED") \ 1.315 \ 1.316 develop(bool, ZapUnusedHeapArea, trueInDebug, \ 1.317 "Zap unused heap space with 0xBAADBABE") \ 1.318 @@ -794,7 +797,7 @@ 1.319 "Zap filler objects with 0xDEAFBABE") \ 1.320 \ 1.321 develop(bool, PrintVMMessages, true, \ 1.322 - "Print vm messages on console") \ 1.323 + "Print VM messages on console") \ 1.324 \ 1.325 product(bool, PrintGCApplicationConcurrentTime, false, \ 1.326 "Print the time the application has been running") \ 1.327 @@ -803,21 +806,21 @@ 1.328 "Print the time the application has been stopped") \ 1.329 \ 1.330 diagnostic(bool, VerboseVerification, false, \ 1.331 - "Display detailed verification details") \ 1.332 + "Display detailed verification details") \ 1.333 \ 1.334 notproduct(uintx, ErrorHandlerTest, 0, \ 1.335 - "If > 0, provokes an error after VM initialization; the value" \ 1.336 - "determines which error to provoke. See test_error_handler()" \ 1.337 + "If > 0, provokes an error after VM initialization; the value " \ 1.338 + "determines which error to provoke. See test_error_handler() " \ 1.339 "in debug.cpp.") \ 1.340 \ 1.341 develop(bool, Verbose, false, \ 1.342 - "Prints additional debugging information from other modes") \ 1.343 + "Print additional debugging information from other modes") \ 1.344 \ 1.345 develop(bool, PrintMiscellaneous, false, \ 1.346 - "Prints uncategorized debugging information (requires +Verbose)") \ 1.347 + "Print uncategorized debugging information (requires +Verbose)") \ 1.348 \ 1.349 develop(bool, WizardMode, false, \ 1.350 - "Prints much more debugging information") \ 1.351 + "Print much more debugging information") \ 1.352 \ 1.353 product(bool, ShowMessageBoxOnError, false, \ 1.354 "Keep process alive on VM fatal error") \ 1.355 @@ -829,7 +832,7 @@ 1.356 "Let VM fatal error propagate to the OS (ie. WER on Windows)") \ 1.357 \ 1.358 product(bool, SuppressFatalErrorMessage, false, \ 1.359 - "Do NO Fatal Error report [Avoid deadlock]") \ 1.360 + "Report NO fatal error message (avoid deadlock)") \ 1.361 \ 1.362 product(ccstrlist, OnError, "", \ 1.363 "Run user-defined commands on fatal error; see VMError.cpp " \ 1.364 @@ -839,17 +842,17 @@ 1.365 "Run user-defined commands on first java.lang.OutOfMemoryError") \ 1.366 \ 1.367 manageable(bool, HeapDumpBeforeFullGC, false, \ 1.368 - "Dump heap to file before any major stop-world GC") \ 1.369 + "Dump heap to file before any major stop-the-world GC") \ 1.370 \ 1.371 manageable(bool, HeapDumpAfterFullGC, false, \ 1.372 - "Dump heap to file after any major stop-world GC") \ 1.373 + "Dump heap to file after any major stop-the-world GC") \ 1.374 \ 1.375 manageable(bool, HeapDumpOnOutOfMemoryError, false, \ 1.376 "Dump heap to file when java.lang.OutOfMemoryError is thrown") \ 1.377 \ 1.378 manageable(ccstr, HeapDumpPath, NULL, \ 1.379 - "When HeapDumpOnOutOfMemoryError is on, the path (filename or" \ 1.380 - "directory) of the dump file (defaults to java_pid<pid>.hprof" \ 1.381 + "When HeapDumpOnOutOfMemoryError is on, the path (filename or " \ 1.382 + "directory) of the dump file (defaults to java_pid<pid>.hprof " \ 1.383 "in the working directory)") \ 1.384 \ 1.385 develop(uintx, SegmentedHeapDumpThreshold, 2*G, \ 1.386 @@ -863,10 +866,10 @@ 1.387 "Execute breakpoint upon encountering VM warning") \ 1.388 \ 1.389 develop(bool, TraceVMOperation, false, \ 1.390 - "Trace vm operations") \ 1.391 + "Trace VM operations") \ 1.392 \ 1.393 develop(bool, UseFakeTimers, false, \ 1.394 - "Tells whether the VM should use system time or a fake timer") \ 1.395 + "Tell whether the VM should use system time or a fake timer") \ 1.396 \ 1.397 product(ccstr, NativeMemoryTracking, "off", \ 1.398 "Native memory tracking options") \ 1.399 @@ -876,7 +879,7 @@ 1.400 \ 1.401 diagnostic(bool, AutoShutdownNMT, true, \ 1.402 "Automatically shutdown native memory tracking under stress " \ 1.403 - "situation. When set to false, native memory tracking tries to " \ 1.404 + "situations. When set to false, native memory tracking tries to " \ 1.405 "stay alive at the expense of JVM performance") \ 1.406 \ 1.407 diagnostic(bool, LogCompilation, false, \ 1.408 @@ -886,12 +889,12 @@ 1.409 "Print compilations") \ 1.410 \ 1.411 diagnostic(bool, TraceNMethodInstalls, false, \ 1.412 - "Trace nmethod intallation") \ 1.413 + "Trace nmethod installation") \ 1.414 \ 1.415 diagnostic(intx, ScavengeRootsInCode, 2, \ 1.416 - "0: do not allow scavengable oops in the code cache; " \ 1.417 - "1: allow scavenging from the code cache; " \ 1.418 - "2: emit as many constants as the compiler can see") \ 1.419 + "0: do not allow scavengable oops in the code cache; " \ 1.420 + "1: allow scavenging from the code cache; " \ 1.421 + "2: emit as many constants as the compiler can see") \ 1.422 \ 1.423 product(bool, AlwaysRestoreFPU, false, \ 1.424 "Restore the FPU control word after every JNI call (expensive)") \ 1.425 @@ -912,7 +915,7 @@ 1.426 "Print assembly code (using external disassembler.so)") \ 1.427 \ 1.428 diagnostic(ccstr, PrintAssemblyOptions, NULL, \ 1.429 - "Options string passed to disassembler.so") \ 1.430 + "Print options string passed to disassembler.so") \ 1.431 \ 1.432 diagnostic(bool, PrintNMethods, false, \ 1.433 "Print assembly code for nmethods when generated") \ 1.434 @@ -933,20 +936,21 @@ 1.435 "Print exception handler tables for all nmethods when generated") \ 1.436 \ 1.437 develop(bool, StressCompiledExceptionHandlers, false, \ 1.438 - "Exercise compiled exception handlers") \ 1.439 + "Exercise compiled exception handlers") \ 1.440 \ 1.441 develop(bool, InterceptOSException, false, \ 1.442 - "Starts debugger when an implicit OS (e.g., NULL) " \ 1.443 + "Start debugger when an implicit OS (e.g. NULL) " \ 1.444 "exception happens") \ 1.445 \ 1.446 product(bool, PrintCodeCache, false, \ 1.447 "Print the code cache memory usage when exiting") \ 1.448 \ 1.449 develop(bool, PrintCodeCache2, false, \ 1.450 - "Print detailed usage info on the code cache when exiting") \ 1.451 + "Print detailed usage information on the code cache when exiting")\ 1.452 \ 1.453 product(bool, PrintCodeCacheOnCompilation, false, \ 1.454 - "Print the code cache memory usage each time a method is compiled") \ 1.455 + "Print the code cache memory usage each time a method is " \ 1.456 + "compiled") \ 1.457 \ 1.458 diagnostic(bool, PrintStubCode, false, \ 1.459 "Print generated stub code") \ 1.460 @@ -958,40 +962,40 @@ 1.461 "Omit backtraces for some 'hot' exceptions in optimized code") \ 1.462 \ 1.463 product(bool, ProfilerPrintByteCodeStatistics, false, \ 1.464 - "Prints byte code statictics when dumping profiler output") \ 1.465 + "Print bytecode statistics when dumping profiler output") \ 1.466 \ 1.467 product(bool, ProfilerRecordPC, false, \ 1.468 - "Collects tick for each 16 byte interval of compiled code") \ 1.469 + "Collect ticks for each 16 byte interval of compiled code") \ 1.470 \ 1.471 product(bool, ProfileVM, false, \ 1.472 - "Profiles ticks that fall within VM (either in the VM Thread " \ 1.473 + "Profile ticks that fall within VM (either in the VM Thread " \ 1.474 "or VM code called through stubs)") \ 1.475 \ 1.476 product(bool, ProfileIntervals, false, \ 1.477 - "Prints profiles for each interval (see ProfileIntervalsTicks)") \ 1.478 + "Print profiles for each interval (see ProfileIntervalsTicks)") \ 1.479 \ 1.480 notproduct(bool, ProfilerCheckIntervals, false, \ 1.481 - "Collect and print info on spacing of profiler ticks") \ 1.482 + "Collect and print information on spacing of profiler ticks") \ 1.483 \ 1.484 develop(bool, PrintJVMWarnings, false, \ 1.485 - "Prints warnings for unimplemented JVM functions") \ 1.486 + "Print warnings for unimplemented JVM functions") \ 1.487 \ 1.488 product(bool, PrintWarnings, true, \ 1.489 - "Prints JVM warnings to output stream") \ 1.490 + "Print JVM warnings to output stream") \ 1.491 \ 1.492 notproduct(uintx, WarnOnStalledSpinLock, 0, \ 1.493 - "Prints warnings for stalled SpinLocks") \ 1.494 + "Print warnings for stalled SpinLocks") \ 1.495 \ 1.496 product(bool, RegisterFinalizersAtInit, true, \ 1.497 "Register finalizable objects at end of Object.<init> or " \ 1.498 "after allocation") \ 1.499 \ 1.500 develop(bool, RegisterReferences, true, \ 1.501 - "Tells whether the VM should register soft/weak/final/phantom " \ 1.502 + "Tell whether the VM should register soft/weak/final/phantom " \ 1.503 "references") \ 1.504 \ 1.505 develop(bool, IgnoreRewrites, false, \ 1.506 - "Supress rewrites of bytecodes in the oopmap generator. " \ 1.507 + "Suppress rewrites of bytecodes in the oopmap generator. " \ 1.508 "This is unsafe!") \ 1.509 \ 1.510 develop(bool, PrintCodeCacheExtension, false, \ 1.511 @@ -1001,8 +1005,7 @@ 1.512 "Enable the security JVM functions") \ 1.513 \ 1.514 develop(bool, ProtectionDomainVerification, true, \ 1.515 - "Verifies protection domain before resolution in system " \ 1.516 - "dictionary") \ 1.517 + "Verify protection domain before resolution in system dictionary")\ 1.518 \ 1.519 product(bool, ClassUnloading, true, \ 1.520 "Do unloading of classes") \ 1.521 @@ -1015,14 +1018,14 @@ 1.522 "Write memory usage profiling to log file") \ 1.523 \ 1.524 notproduct(bool, PrintSystemDictionaryAtExit, false, \ 1.525 - "Prints the system dictionary at exit") \ 1.526 + "Print the system dictionary at exit") \ 1.527 \ 1.528 experimental(intx, PredictedLoadedClassCount, 0, \ 1.529 - "Experimental: Tune loaded class cache starting size.") \ 1.530 + "Experimental: Tune loaded class cache starting size") \ 1.531 \ 1.532 diagnostic(bool, UnsyncloadClass, false, \ 1.533 "Unstable: VM calls loadClass unsynchronized. Custom " \ 1.534 - "class loader must call VM synchronized for findClass " \ 1.535 + "class loader must call VM synchronized for findClass " \ 1.536 "and defineClass.") \ 1.537 \ 1.538 product(bool, AlwaysLockClassLoader, false, \ 1.539 @@ -1038,22 +1041,22 @@ 1.540 "Call loadClassInternal() rather than loadClass()") \ 1.541 \ 1.542 product_pd(bool, DontYieldALot, \ 1.543 - "Throw away obvious excess yield calls (for SOLARIS only)") \ 1.544 + "Throw away obvious excess yield calls (for Solaris only)") \ 1.545 \ 1.546 product_pd(bool, ConvertSleepToYield, \ 1.547 - "Converts sleep(0) to thread yield " \ 1.548 - "(may be off for SOLARIS to improve GUI)") \ 1.549 + "Convert sleep(0) to thread yield " \ 1.550 + "(may be off for Solaris to improve GUI)") \ 1.551 \ 1.552 product(bool, ConvertYieldToSleep, false, \ 1.553 - "Converts yield to a sleep of MinSleepInterval to simulate Win32 "\ 1.554 - "behavior (SOLARIS only)") \ 1.555 + "Convert yield to a sleep of MinSleepInterval to simulate Win32 " \ 1.556 + "behavior (Solaris only)") \ 1.557 \ 1.558 product(bool, UseBoundThreads, true, \ 1.559 - "Bind user level threads to kernel threads (for SOLARIS only)") \ 1.560 + "Bind user level threads to kernel threads (for Solaris only)") \ 1.561 \ 1.562 develop(bool, UseDetachedThreads, true, \ 1.563 "Use detached threads that are recycled upon termination " \ 1.564 - "(for SOLARIS only)") \ 1.565 + "(for Solaris only)") \ 1.566 \ 1.567 product(bool, UseLWPSynchronization, true, \ 1.568 "Use LWP-based instead of libthread-based synchronization " \ 1.569 @@ -1063,41 +1066,43 @@ 1.570 "(Unstable) Various monitor synchronization tunables") \ 1.571 \ 1.572 product(intx, EmitSync, 0, \ 1.573 - "(Unsafe,Unstable) " \ 1.574 - " Controls emission of inline sync fast-path code") \ 1.575 + "(Unsafe, Unstable) " \ 1.576 + "Control emission of inline sync fast-path code") \ 1.577 \ 1.578 product(intx, MonitorBound, 0, "Bound Monitor population") \ 1.579 \ 1.580 product(bool, MonitorInUseLists, false, "Track Monitors for Deflation") \ 1.581 \ 1.582 - product(intx, SyncFlags, 0, "(Unsafe,Unstable) Experimental Sync flags" ) \ 1.583 - \ 1.584 - product(intx, SyncVerbose, 0, "(Unstable)" ) \ 1.585 - \ 1.586 - product(intx, ClearFPUAtPark, 0, "(Unsafe,Unstable)" ) \ 1.587 + product(intx, SyncFlags, 0, "(Unsafe, Unstable) Experimental Sync flags") \ 1.588 + \ 1.589 + product(intx, SyncVerbose, 0, "(Unstable)") \ 1.590 + \ 1.591 + product(intx, ClearFPUAtPark, 0, "(Unsafe, Unstable)") \ 1.592 \ 1.593 product(intx, hashCode, 5, \ 1.594 - "(Unstable) select hashCode generation algorithm" ) \ 1.595 + "(Unstable) select hashCode generation algorithm") \ 1.596 \ 1.597 product(intx, WorkAroundNPTLTimedWaitHang, 1, \ 1.598 - "(Unstable, Linux-specific)" \ 1.599 - " avoid NPTL-FUTEX hang pthread_cond_timedwait" ) \ 1.600 + "(Unstable, Linux-specific) " \ 1.601 + "avoid NPTL-FUTEX hang pthread_cond_timedwait") \ 1.602 \ 1.603 product(bool, FilterSpuriousWakeups, true, \ 1.604 "Prevent spurious or premature wakeups from object.wait " \ 1.605 "(Solaris only)") \ 1.606 \ 1.607 - product(intx, NativeMonitorTimeout, -1, "(Unstable)" ) \ 1.608 - product(intx, NativeMonitorFlags, 0, "(Unstable)" ) \ 1.609 - product(intx, NativeMonitorSpinLimit, 20, "(Unstable)" ) \ 1.610 + product(intx, NativeMonitorTimeout, -1, "(Unstable)") \ 1.611 + \ 1.612 + product(intx, NativeMonitorFlags, 0, "(Unstable)") \ 1.613 + \ 1.614 + product(intx, NativeMonitorSpinLimit, 20, "(Unstable)") \ 1.615 \ 1.616 develop(bool, UsePthreads, false, \ 1.617 "Use pthread-based instead of libthread-based synchronization " \ 1.618 "(SPARC only)") \ 1.619 \ 1.620 product(bool, AdjustConcurrency, false, \ 1.621 - "call thr_setconcurrency at thread create time to avoid " \ 1.622 - "LWP starvation on MP systems (For Solaris Only)") \ 1.623 + "Call thr_setconcurrency at thread creation time to avoid " \ 1.624 + "LWP starvation on MP systems (for Solaris Only)") \ 1.625 \ 1.626 product(bool, ReduceSignalUsage, false, \ 1.627 "Reduce the use of OS signals in Java and/or the VM") \ 1.628 @@ -1106,13 +1111,14 @@ 1.629 "Share vtable stubs (smaller code but worse branch prediction") \ 1.630 \ 1.631 develop(bool, LoadLineNumberTables, true, \ 1.632 - "Tells whether the class file parser loads line number tables") \ 1.633 + "Tell whether the class file parser loads line number tables") \ 1.634 \ 1.635 develop(bool, LoadLocalVariableTables, true, \ 1.636 - "Tells whether the class file parser loads local variable tables")\ 1.637 + "Tell whether the class file parser loads local variable tables") \ 1.638 \ 1.639 develop(bool, LoadLocalVariableTypeTables, true, \ 1.640 - "Tells whether the class file parser loads local variable type tables")\ 1.641 + "Tell whether the class file parser loads local variable type" \ 1.642 + "tables") \ 1.643 \ 1.644 product(bool, AllowUserSignalHandlers, false, \ 1.645 "Do not complain if the application installs signal handlers " \ 1.646 @@ -1143,10 +1149,12 @@ 1.647 \ 1.648 product(bool, EagerXrunInit, false, \ 1.649 "Eagerly initialize -Xrun libraries; allows startup profiling, " \ 1.650 - " but not all -Xrun libraries may support the state of the VM at this time") \ 1.651 + "but not all -Xrun libraries may support the state of the VM " \ 1.652 + "at this time") \ 1.653 \ 1.654 product(bool, PreserveAllAnnotations, false, \ 1.655 - "Preserve RuntimeInvisibleAnnotations as well as RuntimeVisibleAnnotations") \ 1.656 + "Preserve RuntimeInvisibleAnnotations as well " \ 1.657 + "as RuntimeVisibleAnnotations") \ 1.658 \ 1.659 develop(uintx, PreallocatedOutOfMemoryErrorCount, 4, \ 1.660 "Number of OutOfMemoryErrors preallocated with backtrace") \ 1.661 @@ -1221,7 +1229,7 @@ 1.662 "Trace level for JVMTI RedefineClasses") \ 1.663 \ 1.664 develop(bool, StressMethodComparator, false, \ 1.665 - "run the MethodComparator on all loaded methods") \ 1.666 + "Run the MethodComparator on all loaded methods") \ 1.667 \ 1.668 /* change to false by default sometime after Mustang */ \ 1.669 product(bool, VerifyMergedCPBytecodes, true, \ 1.670 @@ -1255,7 +1263,7 @@ 1.671 "Trace dependencies") \ 1.672 \ 1.673 develop(bool, VerifyDependencies, trueInDebug, \ 1.674 - "Exercise and verify the compilation dependency mechanism") \ 1.675 + "Exercise and verify the compilation dependency mechanism") \ 1.676 \ 1.677 develop(bool, TraceNewOopMapGeneration, false, \ 1.678 "Trace OopMapGeneration") \ 1.679 @@ -1273,7 +1281,7 @@ 1.680 "Trace monitor matching failures during OopMapGeneration") \ 1.681 \ 1.682 develop(bool, TraceOopMapRewrites, false, \ 1.683 - "Trace rewritting of method oops during oop map generation") \ 1.684 + "Trace rewriting of method oops during oop map generation") \ 1.685 \ 1.686 develop(bool, TraceSafepoint, false, \ 1.687 "Trace safepoint operations") \ 1.688 @@ -1291,10 +1299,10 @@ 1.689 "Trace setup time") \ 1.690 \ 1.691 develop(bool, TraceProtectionDomainVerification, false, \ 1.692 - "Trace protection domain verifcation") \ 1.693 + "Trace protection domain verification") \ 1.694 \ 1.695 develop(bool, TraceClearedExceptions, false, \ 1.696 - "Prints when an exception is forcibly cleared") \ 1.697 + "Print when an exception is forcibly cleared") \ 1.698 \ 1.699 product(bool, TraceClassResolution, false, \ 1.700 "Trace all constant pool resolutions (for debugging)") \ 1.701 @@ -1308,7 +1316,7 @@ 1.702 /* gc */ \ 1.703 \ 1.704 product(bool, UseSerialGC, false, \ 1.705 - "Use the serial garbage collector") \ 1.706 + "Use the Serial garbage collector") \ 1.707 \ 1.708 product(bool, UseG1GC, false, \ 1.709 "Use the Garbage-First garbage collector") \ 1.710 @@ -1327,16 +1335,16 @@ 1.711 "The collection count for the first maximum compaction") \ 1.712 \ 1.713 product(bool, UseMaximumCompactionOnSystemGC, true, \ 1.714 - "In the Parallel Old garbage collector maximum compaction for " \ 1.715 - "a system GC") \ 1.716 + "Use maximum compaction in the Parallel Old garbage collector " \ 1.717 + "for a system GC") \ 1.718 \ 1.719 product(uintx, ParallelOldDeadWoodLimiterMean, 50, \ 1.720 - "The mean used by the par compact dead wood" \ 1.721 - "limiter (a number between 0-100).") \ 1.722 + "The mean used by the parallel compact dead wood " \ 1.723 + "limiter (a number between 0-100)") \ 1.724 \ 1.725 product(uintx, ParallelOldDeadWoodLimiterStdDev, 80, \ 1.726 - "The standard deviation used by the par compact dead wood" \ 1.727 - "limiter (a number between 0-100).") \ 1.728 + "The standard deviation used by the parallel compact dead wood " \ 1.729 + "limiter (a number between 0-100)") \ 1.730 \ 1.731 product(uintx, ParallelGCThreads, 0, \ 1.732 "Number of parallel threads parallel gc will use") \ 1.733 @@ -1346,7 +1354,7 @@ 1.734 "parallel gc will use") \ 1.735 \ 1.736 diagnostic(bool, ForceDynamicNumberOfGCThreads, false, \ 1.737 - "Force dynamic selection of the number of" \ 1.738 + "Force dynamic selection of the number of " \ 1.739 "parallel threads parallel gc will use to aid debugging") \ 1.740 \ 1.741 product(uintx, HeapSizePerGCThread, ScaleForWordSize(64*M), \ 1.742 @@ -1357,7 +1365,7 @@ 1.743 "Trace the dynamic GC thread usage") \ 1.744 \ 1.745 develop(bool, ParallelOldGCSplitALot, false, \ 1.746 - "Provoke splitting (copying data from a young gen space to" \ 1.747 + "Provoke splitting (copying data from a young gen space to " \ 1.748 "multiple destination spaces)") \ 1.749 \ 1.750 develop(uintx, ParallelOldGCSplitInterval, 3, \ 1.751 @@ -1367,19 +1375,19 @@ 1.752 "Number of threads concurrent gc will use") \ 1.753 \ 1.754 product(uintx, YoungPLABSize, 4096, \ 1.755 - "Size of young gen promotion labs (in HeapWords)") \ 1.756 + "Size of young gen promotion LAB's (in HeapWords)") \ 1.757 \ 1.758 product(uintx, OldPLABSize, 1024, \ 1.759 - "Size of old gen promotion labs (in HeapWords)") \ 1.760 + "Size of old gen promotion LAB's (in HeapWords)") \ 1.761 \ 1.762 product(uintx, GCTaskTimeStampEntries, 200, \ 1.763 "Number of time stamp entries per gc worker thread") \ 1.764 \ 1.765 product(bool, AlwaysTenure, false, \ 1.766 - "Always tenure objects in eden. (ParallelGC only)") \ 1.767 + "Always tenure objects in eden (ParallelGC only)") \ 1.768 \ 1.769 product(bool, NeverTenure, false, \ 1.770 - "Never tenure objects in eden, May tenure on overflow " \ 1.771 + "Never tenure objects in eden, may tenure on overflow " \ 1.772 "(ParallelGC only)") \ 1.773 \ 1.774 product(bool, ScavengeBeforeFullGC, true, \ 1.775 @@ -1387,14 +1395,14 @@ 1.776 "used with UseParallelGC") \ 1.777 \ 1.778 develop(bool, ScavengeWithObjectsInToSpace, false, \ 1.779 - "Allow scavenges to occur when to_space contains objects.") \ 1.780 + "Allow scavenges to occur when to-space contains objects") \ 1.781 \ 1.782 product(bool, UseConcMarkSweepGC, false, \ 1.783 "Use Concurrent Mark-Sweep GC in the old generation") \ 1.784 \ 1.785 product(bool, ExplicitGCInvokesConcurrent, false, \ 1.786 - "A System.gc() request invokes a concurrent collection;" \ 1.787 - " (effective only when UseConcMarkSweepGC)") \ 1.788 + "A System.gc() request invokes a concurrent collection; " \ 1.789 + "(effective only when UseConcMarkSweepGC)") \ 1.790 \ 1.791 product(bool, ExplicitGCInvokesConcurrentAndUnloadsClasses, false, \ 1.792 "A System.gc() request invokes a concurrent collection and " \ 1.793 @@ -1402,19 +1410,19 @@ 1.794 "(effective only when UseConcMarkSweepGC)") \ 1.795 \ 1.796 product(bool, GCLockerInvokesConcurrent, false, \ 1.797 - "The exit of a JNI CS necessitating a scavenge also" \ 1.798 - " kicks off a bkgrd concurrent collection") \ 1.799 + "The exit of a JNI critical section necessitating a scavenge, " \ 1.800 + "also kicks off a background concurrent collection") \ 1.801 \ 1.802 product(uintx, GCLockerEdenExpansionPercent, 5, \ 1.803 - "How much the GC can expand the eden by while the GC locker " \ 1.804 + "How much the GC can expand the eden by while the GC locker " \ 1.805 "is active (as a percentage)") \ 1.806 \ 1.807 diagnostic(intx, GCLockerRetryAllocationCount, 2, \ 1.808 - "Number of times to retry allocations when" \ 1.809 - " blocked by the GC locker") \ 1.810 + "Number of times to retry allocations when " \ 1.811 + "blocked by the GC locker") \ 1.812 \ 1.813 develop(bool, UseCMSAdaptiveFreeLists, true, \ 1.814 - "Use Adaptive Free Lists in the CMS generation") \ 1.815 + "Use adaptive free lists in the CMS generation") \ 1.816 \ 1.817 develop(bool, UseAsyncConcMarkSweepGC, true, \ 1.818 "Use Asynchronous Concurrent Mark-Sweep GC in the old generation")\ 1.819 @@ -1429,44 +1437,46 @@ 1.820 "Use passing of collection from background to foreground") \ 1.821 \ 1.822 product(bool, UseParNewGC, false, \ 1.823 - "Use parallel threads in the new generation.") \ 1.824 + "Use parallel threads in the new generation") \ 1.825 \ 1.826 product(bool, ParallelGCVerbose, false, \ 1.827 - "Verbose output for parallel GC.") \ 1.828 + "Verbose output for parallel gc") \ 1.829 \ 1.830 product(uintx, ParallelGCBufferWastePct, 10, \ 1.831 - "Wasted fraction of parallel allocation buffer.") \ 1.832 + "Wasted fraction of parallel allocation buffer") \ 1.833 \ 1.834 diagnostic(bool, ParallelGCRetainPLAB, false, \ 1.835 - "Retain parallel allocation buffers across scavenges; " \ 1.836 - " -- disabled because this currently conflicts with " \ 1.837 - " parallel card scanning under certain conditions ") \ 1.838 + "Retain parallel allocation buffers across scavenges; " \ 1.839 + "it is disabled because this currently conflicts with " \ 1.840 + "parallel card scanning under certain conditions.") \ 1.841 \ 1.842 product(uintx, TargetPLABWastePct, 10, \ 1.843 "Target wasted space in last buffer as percent of overall " \ 1.844 "allocation") \ 1.845 \ 1.846 product(uintx, PLABWeight, 75, \ 1.847 - "Percentage (0-100) used to weight the current sample when" \ 1.848 - "computing exponentially decaying average for ResizePLAB.") \ 1.849 + "Percentage (0-100) used to weigh the current sample when " \ 1.850 + "computing exponentially decaying average for ResizePLAB") \ 1.851 \ 1.852 product(bool, ResizePLAB, true, \ 1.853 - "Dynamically resize (survivor space) promotion labs") \ 1.854 + "Dynamically resize (survivor space) promotion LAB's") \ 1.855 \ 1.856 product(bool, PrintPLAB, false, \ 1.857 - "Print (survivor space) promotion labs sizing decisions") \ 1.858 + "Print (survivor space) promotion LAB's sizing decisions") \ 1.859 \ 1.860 product(intx, ParGCArrayScanChunk, 50, \ 1.861 - "Scan a subset and push remainder, if array is bigger than this") \ 1.862 + "Scan a subset of object array and push remainder, if array is " \ 1.863 + "bigger than this") \ 1.864 \ 1.865 product(bool, ParGCUseLocalOverflow, false, \ 1.866 "Instead of a global overflow list, use local overflow stacks") \ 1.867 \ 1.868 product(bool, ParGCTrimOverflow, true, \ 1.869 - "Eagerly trim the local overflow lists (when ParGCUseLocalOverflow") \ 1.870 + "Eagerly trim the local overflow lists " \ 1.871 + "(when ParGCUseLocalOverflow)") \ 1.872 \ 1.873 notproduct(bool, ParGCWorkQueueOverflowALot, false, \ 1.874 - "Whether we should simulate work queue overflow in ParNew") \ 1.875 + "Simulate work queue overflow in ParNew") \ 1.876 \ 1.877 notproduct(uintx, ParGCWorkQueueOverflowInterval, 1000, \ 1.878 "An `interval' counter that determines how frequently " \ 1.879 @@ -1484,43 +1494,46 @@ 1.880 "during card table scanning") \ 1.881 \ 1.882 product(uintx, CMSParPromoteBlocksToClaim, 16, \ 1.883 - "Number of blocks to attempt to claim when refilling CMS LAB for "\ 1.884 - "parallel GC.") \ 1.885 + "Number of blocks to attempt to claim when refilling CMS LAB's " \ 1.886 + "for parallel GC") \ 1.887 \ 1.888 product(uintx, OldPLABWeight, 50, \ 1.889 - "Percentage (0-100) used to weight the current sample when" \ 1.890 - "computing exponentially decaying average for resizing CMSParPromoteBlocksToClaim.") \ 1.891 + "Percentage (0-100) used to weight the current sample when " \ 1.892 + "computing exponentially decaying average for resizing " \ 1.893 + "CMSParPromoteBlocksToClaim") \ 1.894 \ 1.895 product(bool, ResizeOldPLAB, true, \ 1.896 - "Dynamically resize (old gen) promotion labs") \ 1.897 + "Dynamically resize (old gen) promotion LAB's") \ 1.898 \ 1.899 product(bool, PrintOldPLAB, false, \ 1.900 - "Print (old gen) promotion labs sizing decisions") \ 1.901 + "Print (old gen) promotion LAB's sizing decisions") \ 1.902 \ 1.903 product(uintx, CMSOldPLABMin, 16, \ 1.904 - "Min size of CMS gen promotion lab caches per worker per blksize")\ 1.905 + "Minimum size of CMS gen promotion LAB caches per worker " \ 1.906 + "per block size") \ 1.907 \ 1.908 product(uintx, CMSOldPLABMax, 1024, \ 1.909 - "Max size of CMS gen promotion lab caches per worker per blksize")\ 1.910 + "Maximum size of CMS gen promotion LAB caches per worker " \ 1.911 + "per block size") \ 1.912 \ 1.913 product(uintx, CMSOldPLABNumRefills, 4, \ 1.914 - "Nominal number of refills of CMS gen promotion lab cache" \ 1.915 - " per worker per block size") \ 1.916 + "Nominal number of refills of CMS gen promotion LAB cache " \ 1.917 + "per worker per block size") \ 1.918 \ 1.919 product(bool, CMSOldPLABResizeQuicker, false, \ 1.920 - "Whether to react on-the-fly during a scavenge to a sudden" \ 1.921 - " change in block demand rate") \ 1.922 + "React on-the-fly during a scavenge to a sudden " \ 1.923 + "change in block demand rate") \ 1.924 \ 1.925 product(uintx, CMSOldPLABToleranceFactor, 4, \ 1.926 - "The tolerance of the phase-change detector for on-the-fly" \ 1.927 - " PLAB resizing during a scavenge") \ 1.928 + "The tolerance of the phase-change detector for on-the-fly " \ 1.929 + "PLAB resizing during a scavenge") \ 1.930 \ 1.931 product(uintx, CMSOldPLABReactivityFactor, 2, \ 1.932 - "The gain in the feedback loop for on-the-fly PLAB resizing" \ 1.933 - " during a scavenge") \ 1.934 + "The gain in the feedback loop for on-the-fly PLAB resizing " \ 1.935 + "during a scavenge") \ 1.936 \ 1.937 product(bool, AlwaysPreTouch, false, \ 1.938 - "It forces all freshly committed pages to be pre-touched.") \ 1.939 + "Force all freshly committed pages to be pre-touched") \ 1.940 \ 1.941 product_pd(uintx, CMSYoungGenPerWorker, \ 1.942 "The maximum size of young gen chosen by default per GC worker " \ 1.943 @@ -1530,64 +1543,67 @@ 1.944 "Whether CMS GC should operate in \"incremental\" mode") \ 1.945 \ 1.946 product(uintx, CMSIncrementalDutyCycle, 10, \ 1.947 - "CMS incremental mode duty cycle (a percentage, 0-100). If" \ 1.948 - "CMSIncrementalPacing is enabled, then this is just the initial" \ 1.949 - "value") \ 1.950 + "Percentage (0-100) of CMS incremental mode duty cycle. If " \ 1.951 + "CMSIncrementalPacing is enabled, then this is just the initial " \ 1.952 + "value.") \ 1.953 \ 1.954 product(bool, CMSIncrementalPacing, true, \ 1.955 "Whether the CMS incremental mode duty cycle should be " \ 1.956 "automatically adjusted") \ 1.957 \ 1.958 product(uintx, CMSIncrementalDutyCycleMin, 0, \ 1.959 - "Lower bound on the duty cycle when CMSIncrementalPacing is " \ 1.960 - "enabled (a percentage, 0-100)") \ 1.961 + "Minimum percentage (0-100) of the CMS incremental duty cycle " \ 1.962 + "used when CMSIncrementalPacing is enabled") \ 1.963 \ 1.964 product(uintx, CMSIncrementalSafetyFactor, 10, \ 1.965 "Percentage (0-100) used to add conservatism when computing the " \ 1.966 "duty cycle") \ 1.967 \ 1.968 product(uintx, CMSIncrementalOffset, 0, \ 1.969 - "Percentage (0-100) by which the CMS incremental mode duty cycle" \ 1.970 - " is shifted to the right within the period between young GCs") \ 1.971 + "Percentage (0-100) by which the CMS incremental mode duty cycle "\ 1.972 + "is shifted to the right within the period between young GCs") \ 1.973 \ 1.974 product(uintx, CMSExpAvgFactor, 50, \ 1.975 - "Percentage (0-100) used to weight the current sample when" \ 1.976 - "computing exponential averages for CMS statistics.") \ 1.977 + "Percentage (0-100) used to weigh the current sample when " \ 1.978 + "computing exponential averages for CMS statistics") \ 1.979 \ 1.980 product(uintx, CMS_FLSWeight, 75, \ 1.981 - "Percentage (0-100) used to weight the current sample when" \ 1.982 - "computing exponentially decating averages for CMS FLS statistics.") \ 1.983 + "Percentage (0-100) used to weigh the current sample when " \ 1.984 + "computing exponentially decaying averages for CMS FLS " \ 1.985 + "statistics") \ 1.986 \ 1.987 product(uintx, CMS_FLSPadding, 1, \ 1.988 - "The multiple of deviation from mean to use for buffering" \ 1.989 - "against volatility in free list demand.") \ 1.990 + "The multiple of deviation from mean to use for buffering " \ 1.991 + "against volatility in free list demand") \ 1.992 \ 1.993 product(uintx, FLSCoalescePolicy, 2, \ 1.994 - "CMS: Aggression level for coalescing, increasing from 0 to 4") \ 1.995 + "CMS: aggressiveness level for coalescing, increasing " \ 1.996 + "from 0 to 4") \ 1.997 \ 1.998 product(bool, FLSAlwaysCoalesceLarge, false, \ 1.999 - "CMS: Larger free blocks are always available for coalescing") \ 1.1000 + "CMS: larger free blocks are always available for coalescing") \ 1.1001 \ 1.1002 product(double, FLSLargestBlockCoalesceProximity, 0.99, \ 1.1003 - "CMS: the smaller the percentage the greater the coalition force")\ 1.1004 + "CMS: the smaller the percentage the greater the coalescing " \ 1.1005 + "force") \ 1.1006 \ 1.1007 product(double, CMSSmallCoalSurplusPercent, 1.05, \ 1.1008 - "CMS: the factor by which to inflate estimated demand of small" \ 1.1009 - " block sizes to prevent coalescing with an adjoining block") \ 1.1010 + "CMS: the factor by which to inflate estimated demand of small " \ 1.1011 + "block sizes to prevent coalescing with an adjoining block") \ 1.1012 \ 1.1013 product(double, CMSLargeCoalSurplusPercent, 0.95, \ 1.1014 - "CMS: the factor by which to inflate estimated demand of large" \ 1.1015 - " block sizes to prevent coalescing with an adjoining block") \ 1.1016 + "CMS: the factor by which to inflate estimated demand of large " \ 1.1017 + "block sizes to prevent coalescing with an adjoining block") \ 1.1018 \ 1.1019 product(double, CMSSmallSplitSurplusPercent, 1.10, \ 1.1020 - "CMS: the factor by which to inflate estimated demand of small" \ 1.1021 - " block sizes to prevent splitting to supply demand for smaller" \ 1.1022 - " blocks") \ 1.1023 + "CMS: the factor by which to inflate estimated demand of small " \ 1.1024 + "block sizes to prevent splitting to supply demand for smaller " \ 1.1025 + "blocks") \ 1.1026 \ 1.1027 product(double, CMSLargeSplitSurplusPercent, 1.00, \ 1.1028 - "CMS: the factor by which to inflate estimated demand of large" \ 1.1029 - " block sizes to prevent splitting to supply demand for smaller" \ 1.1030 - " blocks") \ 1.1031 + "CMS: the factor by which to inflate estimated demand of large " \ 1.1032 + "block sizes to prevent splitting to supply demand for smaller " \ 1.1033 + "blocks") \ 1.1034 \ 1.1035 product(bool, CMSExtrapolateSweep, false, \ 1.1036 "CMS: cushion for block demand during sweep") \ 1.1037 @@ -1599,11 +1615,11 @@ 1.1038 \ 1.1039 product(uintx, CMS_SweepPadding, 1, \ 1.1040 "The multiple of deviation from mean to use for buffering " \ 1.1041 - "against volatility in inter-sweep duration.") \ 1.1042 + "against volatility in inter-sweep duration") \ 1.1043 \ 1.1044 product(uintx, CMS_SweepTimerThresholdMillis, 10, \ 1.1045 "Skip block flux-rate sampling for an epoch unless inter-sweep " \ 1.1046 - "duration exceeds this threhold in milliseconds") \ 1.1047 + "duration exceeds this threshold in milliseconds") \ 1.1048 \ 1.1049 develop(bool, CMSTraceIncrementalMode, false, \ 1.1050 "Trace CMS incremental mode") \ 1.1051 @@ -1618,14 +1634,15 @@ 1.1052 "Whether class unloading enabled when using CMS GC") \ 1.1053 \ 1.1054 product(uintx, CMSClassUnloadingMaxInterval, 0, \ 1.1055 - "When CMS class unloading is enabled, the maximum CMS cycle count"\ 1.1056 - " for which classes may not be unloaded") \ 1.1057 + "When CMS class unloading is enabled, the maximum CMS cycle " \ 1.1058 + "count for which classes may not be unloaded") \ 1.1059 \ 1.1060 product(bool, CMSCompactWhenClearAllSoftRefs, true, \ 1.1061 - "Compact when asked to collect CMS gen with clear_all_soft_refs") \ 1.1062 + "Compact when asked to collect CMS gen with " \ 1.1063 + "clear_all_soft_refs()") \ 1.1064 \ 1.1065 product(bool, UseCMSCompactAtFullCollection, true, \ 1.1066 - "Use mark sweep compact at full collections") \ 1.1067 + "Use Mark-Sweep-Compact algorithm at full collections") \ 1.1068 \ 1.1069 product(uintx, CMSFullGCsBeforeCompaction, 0, \ 1.1070 "Number of CMS full collection done before compaction if > 0") \ 1.1071 @@ -1647,38 +1664,37 @@ 1.1072 "Warn in case of excessive CMS looping") \ 1.1073 \ 1.1074 develop(bool, CMSOverflowEarlyRestoration, false, \ 1.1075 - "Whether preserved marks should be restored early") \ 1.1076 + "Restore preserved marks early") \ 1.1077 \ 1.1078 product(uintx, MarkStackSize, NOT_LP64(32*K) LP64_ONLY(4*M), \ 1.1079 "Size of marking stack") \ 1.1080 \ 1.1081 product(uintx, MarkStackSizeMax, NOT_LP64(4*M) LP64_ONLY(512*M), \ 1.1082 - "Max size of marking stack") \ 1.1083 + "Maximum size of marking stack") \ 1.1084 \ 1.1085 notproduct(bool, CMSMarkStackOverflowALot, false, \ 1.1086 - "Whether we should simulate frequent marking stack / work queue" \ 1.1087 - " overflow") \ 1.1088 + "Simulate frequent marking stack / work queue overflow") \ 1.1089 \ 1.1090 notproduct(uintx, CMSMarkStackOverflowInterval, 1000, \ 1.1091 - "An `interval' counter that determines how frequently" \ 1.1092 - " we simulate overflow; a smaller number increases frequency") \ 1.1093 + "An \"interval\" counter that determines how frequently " \ 1.1094 + "to simulate overflow; a smaller number increases frequency") \ 1.1095 \ 1.1096 product(uintx, CMSMaxAbortablePrecleanLoops, 0, \ 1.1097 - "(Temporary, subject to experimentation)" \ 1.1098 + "(Temporary, subject to experimentation) " \ 1.1099 "Maximum number of abortable preclean iterations, if > 0") \ 1.1100 \ 1.1101 product(intx, CMSMaxAbortablePrecleanTime, 5000, \ 1.1102 - "(Temporary, subject to experimentation)" \ 1.1103 - "Maximum time in abortable preclean in ms") \ 1.1104 + "(Temporary, subject to experimentation) " \ 1.1105 + "Maximum time in abortable preclean (in milliseconds)") \ 1.1106 \ 1.1107 product(uintx, CMSAbortablePrecleanMinWorkPerIteration, 100, \ 1.1108 - "(Temporary, subject to experimentation)" \ 1.1109 + "(Temporary, subject to experimentation) " \ 1.1110 "Nominal minimum work per abortable preclean iteration") \ 1.1111 \ 1.1112 manageable(intx, CMSAbortablePrecleanWaitMillis, 100, \ 1.1113 - "(Temporary, subject to experimentation)" \ 1.1114 - " Time that we sleep between iterations when not given" \ 1.1115 - " enough work per iteration") \ 1.1116 + "(Temporary, subject to experimentation) " \ 1.1117 + "Time that we sleep between iterations when not given " \ 1.1118 + "enough work per iteration") \ 1.1119 \ 1.1120 product(uintx, CMSRescanMultiple, 32, \ 1.1121 "Size (in cards) of CMS parallel rescan task") \ 1.1122 @@ -1696,23 +1712,24 @@ 1.1123 "Whether parallel remark enabled (only if ParNewGC)") \ 1.1124 \ 1.1125 product(bool, CMSParallelSurvivorRemarkEnabled, true, \ 1.1126 - "Whether parallel remark of survivor space" \ 1.1127 - " enabled (effective only if CMSParallelRemarkEnabled)") \ 1.1128 + "Whether parallel remark of survivor space " \ 1.1129 + "enabled (effective only if CMSParallelRemarkEnabled)") \ 1.1130 \ 1.1131 product(bool, CMSPLABRecordAlways, true, \ 1.1132 - "Whether to always record survivor space PLAB bdries" \ 1.1133 - " (effective only if CMSParallelSurvivorRemarkEnabled)") \ 1.1134 + "Always record survivor space PLAB boundaries (effective only " \ 1.1135 + "if CMSParallelSurvivorRemarkEnabled)") \ 1.1136 \ 1.1137 product(bool, CMSEdenChunksRecordAlways, true, \ 1.1138 - "Whether to always record eden chunks used for " \ 1.1139 - "the parallel initial mark or remark of eden" ) \ 1.1140 + "Always record eden chunks used for the parallel initial mark " \ 1.1141 + "or remark of eden") \ 1.1142 \ 1.1143 product(bool, CMSPrintEdenSurvivorChunks, false, \ 1.1144 "Print the eden and the survivor chunks used for the parallel " \ 1.1145 "initial mark or remark of the eden/survivor spaces") \ 1.1146 \ 1.1147 product(bool, CMSConcurrentMTEnabled, true, \ 1.1148 - "Whether multi-threaded concurrent work enabled (if ParNewGC)") \ 1.1149 + "Whether multi-threaded concurrent work enabled " \ 1.1150 + "(effective only if ParNewGC)") \ 1.1151 \ 1.1152 product(bool, CMSPrecleaningEnabled, true, \ 1.1153 "Whether concurrent precleaning enabled") \ 1.1154 @@ -1721,12 +1738,12 @@ 1.1155 "Maximum number of precleaning iteration passes") \ 1.1156 \ 1.1157 product(uintx, CMSPrecleanNumerator, 2, \ 1.1158 - "CMSPrecleanNumerator:CMSPrecleanDenominator yields convergence" \ 1.1159 - " ratio") \ 1.1160 + "CMSPrecleanNumerator:CMSPrecleanDenominator yields convergence " \ 1.1161 + "ratio") \ 1.1162 \ 1.1163 product(uintx, CMSPrecleanDenominator, 3, \ 1.1164 - "CMSPrecleanNumerator:CMSPrecleanDenominator yields convergence" \ 1.1165 - " ratio") \ 1.1166 + "CMSPrecleanNumerator:CMSPrecleanDenominator yields convergence " \ 1.1167 + "ratio") \ 1.1168 \ 1.1169 product(bool, CMSPrecleanRefLists1, true, \ 1.1170 "Preclean ref lists during (initial) preclean phase") \ 1.1171 @@ -1741,7 +1758,7 @@ 1.1172 "Preclean survivors during abortable preclean phase") \ 1.1173 \ 1.1174 product(uintx, CMSPrecleanThreshold, 1000, \ 1.1175 - "Don't re-iterate if #dirty cards less than this") \ 1.1176 + "Do not iterate again if number of dirty cards is less than this")\ 1.1177 \ 1.1178 product(bool, CMSCleanOnEnter, true, \ 1.1179 "Clean-on-enter optimization for reducing number of dirty cards") \ 1.1180 @@ -1750,14 +1767,16 @@ 1.1181 "Choose variant (1,2) of verification following remark") \ 1.1182 \ 1.1183 product(uintx, CMSScheduleRemarkEdenSizeThreshold, 2*M, \ 1.1184 - "If Eden used is below this value, don't try to schedule remark") \ 1.1185 + "If Eden size is below this, do not try to schedule remark") \ 1.1186 \ 1.1187 product(uintx, CMSScheduleRemarkEdenPenetration, 50, \ 1.1188 - "The Eden occupancy % at which to try and schedule remark pause") \ 1.1189 + "The Eden occupancy percentage (0-100) at which " \ 1.1190 + "to try and schedule remark pause") \ 1.1191 \ 1.1192 product(uintx, CMSScheduleRemarkSamplingRatio, 5, \ 1.1193 - "Start sampling Eden top at least before yg occupancy reaches" \ 1.1194 - " 1/<ratio> of the size at which we plan to schedule remark") \ 1.1195 + "Start sampling eden top at least before young gen " \ 1.1196 + "occupancy reaches 1/<ratio> of the size at which " \ 1.1197 + "we plan to schedule remark") \ 1.1198 \ 1.1199 product(uintx, CMSSamplingGrain, 16*K, \ 1.1200 "The minimum distance between eden samples for CMS (see above)") \ 1.1201 @@ -1779,27 +1798,27 @@ 1.1202 "should start a collection cycle") \ 1.1203 \ 1.1204 product(bool, CMSYield, true, \ 1.1205 - "Yield between steps of concurrent mark & sweep") \ 1.1206 + "Yield between steps of CMS") \ 1.1207 \ 1.1208 product(uintx, CMSBitMapYieldQuantum, 10*M, \ 1.1209 - "Bitmap operations should process at most this many bits" \ 1.1210 + "Bitmap operations should process at most this many bits " \ 1.1211 "between yields") \ 1.1212 \ 1.1213 product(bool, CMSDumpAtPromotionFailure, false, \ 1.1214 "Dump useful information about the state of the CMS old " \ 1.1215 - " generation upon a promotion failure.") \ 1.1216 + "generation upon a promotion failure") \ 1.1217 \ 1.1218 product(bool, CMSPrintChunksInDump, false, \ 1.1219 "In a dump enabled by CMSDumpAtPromotionFailure, include " \ 1.1220 - " more detailed information about the free chunks.") \ 1.1221 + "more detailed information about the free chunks") \ 1.1222 \ 1.1223 product(bool, CMSPrintObjectsInDump, false, \ 1.1224 "In a dump enabled by CMSDumpAtPromotionFailure, include " \ 1.1225 - " more detailed information about the allocated objects.") \ 1.1226 + "more detailed information about the allocated objects") \ 1.1227 \ 1.1228 diagnostic(bool, FLSVerifyAllHeapReferences, false, \ 1.1229 - "Verify that all refs across the FLS boundary " \ 1.1230 - " are to valid objects") \ 1.1231 + "Verify that all references across the FLS boundary " \ 1.1232 + "are to valid objects") \ 1.1233 \ 1.1234 diagnostic(bool, FLSVerifyLists, false, \ 1.1235 "Do lots of (expensive) FreeListSpace verification") \ 1.1236 @@ -1811,17 +1830,18 @@ 1.1237 "Do lots of (expensive) FLS dictionary verification") \ 1.1238 \ 1.1239 develop(bool, VerifyBlockOffsetArray, false, \ 1.1240 - "Do (expensive!) block offset array verification") \ 1.1241 + "Do (expensive) block offset array verification") \ 1.1242 \ 1.1243 diagnostic(bool, BlockOffsetArrayUseUnallocatedBlock, false, \ 1.1244 - "Maintain _unallocated_block in BlockOffsetArray" \ 1.1245 - " (currently applicable only to CMS collector)") \ 1.1246 + "Maintain _unallocated_block in BlockOffsetArray " \ 1.1247 + "(currently applicable only to CMS collector)") \ 1.1248 \ 1.1249 develop(bool, TraceCMSState, false, \ 1.1250 "Trace the state of the CMS collection") \ 1.1251 \ 1.1252 product(intx, RefDiscoveryPolicy, 0, \ 1.1253 - "Whether reference-based(0) or referent-based(1)") \ 1.1254 + "Select type of reference discovery policy: " \ 1.1255 + "reference-based(0) or referent-based(1)") \ 1.1256 \ 1.1257 product(bool, ParallelRefProcEnabled, false, \ 1.1258 "Enable parallel reference processing whenever possible") \ 1.1259 @@ -1849,7 +1869,7 @@ 1.1260 "denotes 'do constant GC cycles'.") \ 1.1261 \ 1.1262 product(bool, UseCMSInitiatingOccupancyOnly, false, \ 1.1263 - "Only use occupancy as a crierion for starting a CMS collection") \ 1.1264 + "Only use occupancy as a criterion for starting a CMS collection")\ 1.1265 \ 1.1266 product(uintx, CMSIsTooFullPercentage, 98, \ 1.1267 "An absolute ceiling above which CMS will always consider the " \ 1.1268 @@ -1861,7 +1881,7 @@ 1.1269 \ 1.1270 notproduct(bool, CMSVerifyReturnedBytes, false, \ 1.1271 "Check that all the garbage collected was returned to the " \ 1.1272 - "free lists.") \ 1.1273 + "free lists") \ 1.1274 \ 1.1275 notproduct(bool, ScavengeALot, false, \ 1.1276 "Force scavenge at every Nth exit from the runtime system " \ 1.1277 @@ -1876,16 +1896,16 @@ 1.1278 \ 1.1279 product(bool, PrintPromotionFailure, false, \ 1.1280 "Print additional diagnostic information following " \ 1.1281 - " promotion failure") \ 1.1282 + "promotion failure") \ 1.1283 \ 1.1284 notproduct(bool, PromotionFailureALot, false, \ 1.1285 "Use promotion failure handling on every youngest generation " \ 1.1286 "collection") \ 1.1287 \ 1.1288 develop(uintx, PromotionFailureALotCount, 1000, \ 1.1289 - "Number of promotion failures occurring at ParGCAllocBuffer" \ 1.1290 + "Number of promotion failures occurring at ParGCAllocBuffer " \ 1.1291 "refill attempts (ParNew) or promotion attempts " \ 1.1292 - "(other young collectors) ") \ 1.1293 + "(other young collectors)") \ 1.1294 \ 1.1295 develop(uintx, PromotionFailureALotInterval, 5, \ 1.1296 "Total collections between promotion failures alot") \ 1.1297 @@ -1904,7 +1924,7 @@ 1.1298 "Ratio of hard spins to calls to yield") \ 1.1299 \ 1.1300 develop(uintx, ObjArrayMarkingStride, 512, \ 1.1301 - "Number of ObjArray elements to push onto the marking stack" \ 1.1302 + "Number of object array elements to push onto the marking stack " \ 1.1303 "before pushing a continuation entry") \ 1.1304 \ 1.1305 develop(bool, MetadataAllocationFailALot, false, \ 1.1306 @@ -1912,7 +1932,7 @@ 1.1307 "MetadataAllocationFailALotInterval") \ 1.1308 \ 1.1309 develop(uintx, MetadataAllocationFailALotInterval, 1000, \ 1.1310 - "metadata allocation failure alot interval") \ 1.1311 + "Metadata allocation failure a lot interval") \ 1.1312 \ 1.1313 develop(bool, MetaDataDeallocateALot, false, \ 1.1314 "Deallocation bunches of metadata at intervals controlled by " \ 1.1315 @@ -1931,7 +1951,7 @@ 1.1316 "Trace virtual space metadata allocations") \ 1.1317 \ 1.1318 notproduct(bool, ExecuteInternalVMTests, false, \ 1.1319 - "Enable execution of internal VM tests.") \ 1.1320 + "Enable execution of internal VM tests") \ 1.1321 \ 1.1322 notproduct(bool, VerboseInternalVMTests, false, \ 1.1323 "Turn on logging for internal VM tests.") \ 1.1324 @@ -1939,7 +1959,7 @@ 1.1325 product_pd(bool, UseTLAB, "Use thread-local object allocation") \ 1.1326 \ 1.1327 product_pd(bool, ResizeTLAB, \ 1.1328 - "Dynamically resize tlab size for threads") \ 1.1329 + "Dynamically resize TLAB size for threads") \ 1.1330 \ 1.1331 product(bool, ZeroTLAB, false, \ 1.1332 "Zero out the newly created TLAB") \ 1.1333 @@ -1951,7 +1971,8 @@ 1.1334 "Print various TLAB related information") \ 1.1335 \ 1.1336 product(bool, TLABStats, true, \ 1.1337 - "Print various TLAB related information") \ 1.1338 + "Provide more detailed and expensive TLAB statistics " \ 1.1339 + "(with PrintTLAB)") \ 1.1340 \ 1.1341 EMBEDDED_ONLY(product(bool, LowMemoryProtection, true, \ 1.1342 "Enable LowMemoryProtection")) \ 1.1343 @@ -1985,14 +2006,14 @@ 1.1344 "Fraction (1/n) of real memory used for initial heap size") \ 1.1345 \ 1.1346 develop(uintx, MaxVirtMemFraction, 2, \ 1.1347 - "Maximum fraction (1/n) of virtual memory used for ergonomically" \ 1.1348 + "Maximum fraction (1/n) of virtual memory used for ergonomically "\ 1.1349 "determining maximum heap size") \ 1.1350 \ 1.1351 product(bool, UseAutoGCSelectPolicy, false, \ 1.1352 "Use automatic collection selection policy") \ 1.1353 \ 1.1354 product(uintx, AutoGCSelectPauseMillis, 5000, \ 1.1355 - "Automatic GC selection pause threshhold in ms") \ 1.1356 + "Automatic GC selection pause threshold in milliseconds") \ 1.1357 \ 1.1358 product(bool, UseAdaptiveSizePolicy, true, \ 1.1359 "Use adaptive generation sizing policies") \ 1.1360 @@ -2007,7 +2028,7 @@ 1.1361 "Use adaptive young-old sizing policies at major collections") \ 1.1362 \ 1.1363 product(bool, UseAdaptiveSizePolicyWithSystemGC, false, \ 1.1364 - "Use statistics from System.GC for adaptive size policy") \ 1.1365 + "Include statistics from System.gc() for adaptive size policy") \ 1.1366 \ 1.1367 product(bool, UseAdaptiveGCBoundary, false, \ 1.1368 "Allow young-old boundary to move") \ 1.1369 @@ -2019,16 +2040,16 @@ 1.1370 "Resize the virtual spaces of the young or old generations") \ 1.1371 \ 1.1372 product(uintx, AdaptiveSizeThroughPutPolicy, 0, \ 1.1373 - "Policy for changeing generation size for throughput goals") \ 1.1374 + "Policy for changing generation size for throughput goals") \ 1.1375 \ 1.1376 product(uintx, AdaptiveSizePausePolicy, 0, \ 1.1377 "Policy for changing generation size for pause goals") \ 1.1378 \ 1.1379 develop(bool, PSAdjustTenuredGenForMinorPause, false, \ 1.1380 - "Adjust tenured generation to achive a minor pause goal") \ 1.1381 + "Adjust tenured generation to achieve a minor pause goal") \ 1.1382 \ 1.1383 develop(bool, PSAdjustYoungGenForMajorPause, false, \ 1.1384 - "Adjust young generation to achive a major pause goal") \ 1.1385 + "Adjust young generation to achieve a major pause goal") \ 1.1386 \ 1.1387 product(uintx, AdaptiveSizePolicyInitializingSteps, 20, \ 1.1388 "Number of steps where heuristics is used before data is used") \ 1.1389 @@ -2083,14 +2104,15 @@ 1.1390 "Decay factor to TenuredGenerationSizeIncrement") \ 1.1391 \ 1.1392 product(uintx, MaxGCPauseMillis, max_uintx, \ 1.1393 - "Adaptive size policy maximum GC pause time goal in msec, " \ 1.1394 - "or (G1 Only) the max. GC time per MMU time slice") \ 1.1395 + "Adaptive size policy maximum GC pause time goal in millisecond, "\ 1.1396 + "or (G1 Only) the maximum GC time per MMU time slice") \ 1.1397 \ 1.1398 product(uintx, GCPauseIntervalMillis, 0, \ 1.1399 "Time slice for MMU specification") \ 1.1400 \ 1.1401 product(uintx, MaxGCMinorPauseMillis, max_uintx, \ 1.1402 - "Adaptive size policy maximum GC minor pause time goal in msec") \ 1.1403 + "Adaptive size policy maximum GC minor pause time goal " \ 1.1404 + "in millisecond") \ 1.1405 \ 1.1406 product(uintx, GCTimeRatio, 99, \ 1.1407 "Adaptive size policy application time to GC time ratio") \ 1.1408 @@ -2118,8 +2140,8 @@ 1.1409 "before an OutOfMemory error is thrown") \ 1.1410 \ 1.1411 product(uintx, GCTimeLimit, 98, \ 1.1412 - "Limit of proportion of time spent in GC before an OutOfMemory" \ 1.1413 - "error is thrown (used with GCHeapFreeLimit)") \ 1.1414 + "Limit of the proportion of time spent in GC before " \ 1.1415 + "an OutOfMemoryError is thrown (used with GCHeapFreeLimit)") \ 1.1416 \ 1.1417 product(uintx, GCHeapFreeLimit, 2, \ 1.1418 "Minimum percentage of free space after a full GC before an " \ 1.1419 @@ -2141,7 +2163,7 @@ 1.1420 "How many fields ahead to prefetch in oop scan (<= 0 means off)") \ 1.1421 \ 1.1422 diagnostic(bool, VerifySilently, false, \ 1.1423 - "Don't print print the verification progress") \ 1.1424 + "Do not print the verification progress") \ 1.1425 \ 1.1426 diagnostic(bool, VerifyDuringStartup, false, \ 1.1427 "Verify memory system before executing any Java code " \ 1.1428 @@ -2164,7 +2186,7 @@ 1.1429 \ 1.1430 diagnostic(bool, DeferInitialCardMark, false, \ 1.1431 "When +ReduceInitialCardMarks, explicitly defer any that " \ 1.1432 - "may arise from new_pre_store_barrier") \ 1.1433 + "may arise from new_pre_store_barrier") \ 1.1434 \ 1.1435 diagnostic(bool, VerifyRememberedSets, false, \ 1.1436 "Verify GC remembered sets") \ 1.1437 @@ -2173,10 +2195,10 @@ 1.1438 "Verify GC object start array if verify before/after") \ 1.1439 \ 1.1440 product(bool, DisableExplicitGC, false, \ 1.1441 - "Tells whether calling System.gc() does a full GC") \ 1.1442 + "Ignore calls to System.gc()") \ 1.1443 \ 1.1444 notproduct(bool, CheckMemoryInitialization, false, \ 1.1445 - "Checks memory initialization") \ 1.1446 + "Check memory initialization") \ 1.1447 \ 1.1448 product(bool, CollectGen0First, false, \ 1.1449 "Collect youngest generation before each full GC") \ 1.1450 @@ -2197,44 +2219,45 @@ 1.1451 "Stride through processors when distributing processes") \ 1.1452 \ 1.1453 product(uintx, CMSCoordinatorYieldSleepCount, 10, \ 1.1454 - "number of times the coordinator GC thread will sleep while " \ 1.1455 + "Number of times the coordinator GC thread will sleep while " \ 1.1456 "yielding before giving up and resuming GC") \ 1.1457 \ 1.1458 product(uintx, CMSYieldSleepCount, 0, \ 1.1459 - "number of times a GC thread (minus the coordinator) " \ 1.1460 + "Number of times a GC thread (minus the coordinator) " \ 1.1461 "will sleep while yielding before giving up and resuming GC") \ 1.1462 \ 1.1463 /* gc tracing */ \ 1.1464 manageable(bool, PrintGC, false, \ 1.1465 - "Print message at garbage collect") \ 1.1466 + "Print message at garbage collection") \ 1.1467 \ 1.1468 manageable(bool, PrintGCDetails, false, \ 1.1469 - "Print more details at garbage collect") \ 1.1470 + "Print more details at garbage collection") \ 1.1471 \ 1.1472 manageable(bool, PrintGCDateStamps, false, \ 1.1473 - "Print date stamps at garbage collect") \ 1.1474 + "Print date stamps at garbage collection") \ 1.1475 \ 1.1476 manageable(bool, PrintGCTimeStamps, false, \ 1.1477 - "Print timestamps at garbage collect") \ 1.1478 + "Print timestamps at garbage collection") \ 1.1479 \ 1.1480 product(bool, PrintGCTaskTimeStamps, false, \ 1.1481 "Print timestamps for individual gc worker thread tasks") \ 1.1482 \ 1.1483 develop(intx, ConcGCYieldTimeout, 0, \ 1.1484 - "If non-zero, assert that GC threads yield within this # of ms.") \ 1.1485 + "If non-zero, assert that GC threads yield within this " \ 1.1486 + "number of milliseconds") \ 1.1487 \ 1.1488 notproduct(bool, TraceMarkSweep, false, \ 1.1489 "Trace mark sweep") \ 1.1490 \ 1.1491 product(bool, PrintReferenceGC, false, \ 1.1492 "Print times spent handling reference objects during GC " \ 1.1493 - " (enabled only when PrintGCDetails)") \ 1.1494 + "(enabled only when PrintGCDetails)") \ 1.1495 \ 1.1496 develop(bool, TraceReferenceGC, false, \ 1.1497 "Trace handling of soft/weak/final/phantom references") \ 1.1498 \ 1.1499 develop(bool, TraceFinalizerRegistration, false, \ 1.1500 - "Trace registration of final references") \ 1.1501 + "Trace registration of final references") \ 1.1502 \ 1.1503 notproduct(bool, TraceScavenge, false, \ 1.1504 "Trace scavenge") \ 1.1505 @@ -2271,7 +2294,7 @@ 1.1506 "Print heap layout before and after each GC") \ 1.1507 \ 1.1508 product_rw(bool, PrintHeapAtGCExtended, false, \ 1.1509 - "Prints extended information about the layout of the heap " \ 1.1510 + "Print extended information about the layout of the heap " \ 1.1511 "when -XX:+PrintHeapAtGC is set") \ 1.1512 \ 1.1513 product(bool, PrintHeapAtSIGBREAK, true, \ 1.1514 @@ -2308,45 +2331,45 @@ 1.1515 "Trace actions of the GC task threads") \ 1.1516 \ 1.1517 product(bool, PrintParallelOldGCPhaseTimes, false, \ 1.1518 - "Print the time taken by each parallel old gc phase." \ 1.1519 - "PrintGCDetails must also be enabled.") \ 1.1520 + "Print the time taken by each phase in ParallelOldGC " \ 1.1521 + "(PrintGCDetails must also be enabled)") \ 1.1522 \ 1.1523 develop(bool, TraceParallelOldGCMarkingPhase, false, \ 1.1524 - "Trace parallel old gc marking phase") \ 1.1525 + "Trace marking phase in ParallelOldGC") \ 1.1526 \ 1.1527 develop(bool, TraceParallelOldGCSummaryPhase, false, \ 1.1528 - "Trace parallel old gc summary phase") \ 1.1529 + "Trace summary phase in ParallelOldGC") \ 1.1530 \ 1.1531 develop(bool, TraceParallelOldGCCompactionPhase, false, \ 1.1532 - "Trace parallel old gc compaction phase") \ 1.1533 + "Trace compaction phase in ParallelOldGC") \ 1.1534 \ 1.1535 develop(bool, TraceParallelOldGCDensePrefix, false, \ 1.1536 - "Trace parallel old gc dense prefix computation") \ 1.1537 + "Trace dense prefix computation for ParallelOldGC") \ 1.1538 \ 1.1539 develop(bool, IgnoreLibthreadGPFault, false, \ 1.1540 "Suppress workaround for libthread GP fault") \ 1.1541 \ 1.1542 product(bool, PrintJNIGCStalls, false, \ 1.1543 - "Print diagnostic message when GC is stalled" \ 1.1544 + "Print diagnostic message when GC is stalled " \ 1.1545 "by JNI critical section") \ 1.1546 \ 1.1547 experimental(double, ObjectCountCutOffPercent, 0.5, \ 1.1548 "The percentage of the used heap that the instances of a class " \ 1.1549 - "must occupy for the class to generate a trace event.") \ 1.1550 + "must occupy for the class to generate a trace event") \ 1.1551 \ 1.1552 /* GC log rotation setting */ \ 1.1553 \ 1.1554 product(bool, UseGCLogFileRotation, false, \ 1.1555 - "Prevent large gclog file for long running app. " \ 1.1556 - "Requires -Xloggc:<filename>") \ 1.1557 + "Rotate gclog files (for long running applications). It requires "\ 1.1558 + "-Xloggc:<filename>") \ 1.1559 \ 1.1560 product(uintx, NumberOfGCLogFiles, 0, \ 1.1561 - "Number of gclog files in rotation, " \ 1.1562 - "Default: 0, no rotation") \ 1.1563 + "Number of gclog files in rotation " \ 1.1564 + "(default: 0, no rotation)") \ 1.1565 \ 1.1566 product(uintx, GCLogFileSize, 0, \ 1.1567 - "GC log file size, Default: 0 bytes, no rotation " \ 1.1568 - "Only valid with UseGCLogFileRotation") \ 1.1569 + "GC log file size (default: 0 bytes, no rotation). " \ 1.1570 + "It requires UseGCLogFileRotation") \ 1.1571 \ 1.1572 /* JVMTI heap profiling */ \ 1.1573 \ 1.1574 @@ -2423,40 +2446,40 @@ 1.1575 "Generate range checks for array accesses") \ 1.1576 \ 1.1577 develop_pd(bool, ImplicitNullChecks, \ 1.1578 - "generate code for implicit null checks") \ 1.1579 + "Generate code for implicit null checks") \ 1.1580 \ 1.1581 product(bool, PrintSafepointStatistics, false, \ 1.1582 - "print statistics about safepoint synchronization") \ 1.1583 + "Print statistics about safepoint synchronization") \ 1.1584 \ 1.1585 product(intx, PrintSafepointStatisticsCount, 300, \ 1.1586 - "total number of safepoint statistics collected " \ 1.1587 + "Total number of safepoint statistics collected " \ 1.1588 "before printing them out") \ 1.1589 \ 1.1590 product(intx, PrintSafepointStatisticsTimeout, -1, \ 1.1591 - "print safepoint statistics only when safepoint takes" \ 1.1592 - " more than PrintSafepointSatisticsTimeout in millis") \ 1.1593 + "Print safepoint statistics only when safepoint takes " \ 1.1594 + "more than PrintSafepointSatisticsTimeout in millis") \ 1.1595 \ 1.1596 product(bool, TraceSafepointCleanupTime, false, \ 1.1597 - "print the break down of clean up tasks performed during" \ 1.1598 - " safepoint") \ 1.1599 + "Print the break down of clean up tasks performed during " \ 1.1600 + "safepoint") \ 1.1601 \ 1.1602 product(bool, Inline, true, \ 1.1603 - "enable inlining") \ 1.1604 + "Enable inlining") \ 1.1605 \ 1.1606 product(bool, ClipInlining, true, \ 1.1607 - "clip inlining if aggregate method exceeds DesiredMethodLimit") \ 1.1608 + "Clip inlining if aggregate method exceeds DesiredMethodLimit") \ 1.1609 \ 1.1610 develop(bool, UseCHA, true, \ 1.1611 - "enable CHA") \ 1.1612 + "Enable CHA") \ 1.1613 \ 1.1614 product(bool, UseTypeProfile, true, \ 1.1615 "Check interpreter profile for historically monomorphic calls") \ 1.1616 \ 1.1617 notproduct(bool, TimeCompiler, false, \ 1.1618 - "time the compiler") \ 1.1619 + "Time the compiler") \ 1.1620 \ 1.1621 diagnostic(bool, PrintInlining, false, \ 1.1622 - "prints inlining optimizations") \ 1.1623 + "Print inlining optimizations") \ 1.1624 \ 1.1625 product(bool, UsePopCountInstruction, false, \ 1.1626 "Use population count instruction") \ 1.1627 @@ -2468,57 +2491,59 @@ 1.1628 "Print when methods are replaced do to recompilation") \ 1.1629 \ 1.1630 develop(bool, PrintMethodFlushing, false, \ 1.1631 - "print the nmethods being flushed") \ 1.1632 + "Print the nmethods being flushed") \ 1.1633 \ 1.1634 develop(bool, UseRelocIndex, false, \ 1.1635 - "use an index to speed random access to relocations") \ 1.1636 + "Use an index to speed random access to relocations") \ 1.1637 \ 1.1638 develop(bool, StressCodeBuffers, false, \ 1.1639 - "Exercise code buffer expansion and other rare state changes") \ 1.1640 + "Exercise code buffer expansion and other rare state changes") \ 1.1641 \ 1.1642 diagnostic(bool, DebugNonSafepoints, trueInDebug, \ 1.1643 - "Generate extra debugging info for non-safepoints in nmethods") \ 1.1644 + "Generate extra debugging information for non-safepoints in " \ 1.1645 + "nmethods") \ 1.1646 \ 1.1647 product(bool, PrintVMOptions, false, \ 1.1648 - "Print flags that appeared on the command line") \ 1.1649 + "Print flags that appeared on the command line") \ 1.1650 \ 1.1651 product(bool, IgnoreUnrecognizedVMOptions, false, \ 1.1652 - "Ignore unrecognized VM options") \ 1.1653 + "Ignore unrecognized VM options") \ 1.1654 \ 1.1655 product(bool, PrintCommandLineFlags, false, \ 1.1656 - "Print flags specified on command line or set by ergonomics") \ 1.1657 + "Print flags specified on command line or set by ergonomics") \ 1.1658 \ 1.1659 product(bool, PrintFlagsInitial, false, \ 1.1660 - "Print all VM flags before argument processing and exit VM") \ 1.1661 + "Print all VM flags before argument processing and exit VM") \ 1.1662 \ 1.1663 product(bool, PrintFlagsFinal, false, \ 1.1664 - "Print all VM flags after argument and ergonomic processing") \ 1.1665 + "Print all VM flags after argument and ergonomic processing") \ 1.1666 \ 1.1667 notproduct(bool, PrintFlagsWithComments, false, \ 1.1668 - "Print all VM flags with default values and descriptions and exit")\ 1.1669 + "Print all VM flags with default values and descriptions and " \ 1.1670 + "exit") \ 1.1671 \ 1.1672 diagnostic(bool, SerializeVMOutput, true, \ 1.1673 - "Use a mutex to serialize output to tty and LogFile") \ 1.1674 + "Use a mutex to serialize output to tty and LogFile") \ 1.1675 \ 1.1676 diagnostic(bool, DisplayVMOutput, true, \ 1.1677 - "Display all VM output on the tty, independently of LogVMOutput") \ 1.1678 + "Display all VM output on the tty, independently of LogVMOutput") \ 1.1679 \ 1.1680 diagnostic(bool, LogVMOutput, false, \ 1.1681 - "Save VM output to LogFile") \ 1.1682 + "Save VM output to LogFile") \ 1.1683 \ 1.1684 diagnostic(ccstr, LogFile, NULL, \ 1.1685 - "If LogVMOutput or LogCompilation is on, save VM output to " \ 1.1686 - "this file [default: ./hotspot_pid%p.log] (%p replaced with pid)") \ 1.1687 + "If LogVMOutput or LogCompilation is on, save VM output to " \ 1.1688 + "this file [default: ./hotspot_pid%p.log] (%p replaced with pid)")\ 1.1689 \ 1.1690 product(ccstr, ErrorFile, NULL, \ 1.1691 - "If an error occurs, save the error data to this file " \ 1.1692 - "[default: ./hs_err_pid%p.log] (%p replaced with pid)") \ 1.1693 + "If an error occurs, save the error data to this file " \ 1.1694 + "[default: ./hs_err_pid%p.log] (%p replaced with pid)") \ 1.1695 \ 1.1696 product(bool, DisplayVMOutputToStderr, false, \ 1.1697 - "If DisplayVMOutput is true, display all VM output to stderr") \ 1.1698 + "If DisplayVMOutput is true, display all VM output to stderr") \ 1.1699 \ 1.1700 product(bool, DisplayVMOutputToStdout, false, \ 1.1701 - "If DisplayVMOutput is true, display all VM output to stdout") \ 1.1702 + "If DisplayVMOutput is true, display all VM output to stdout") \ 1.1703 \ 1.1704 product(bool, UseHeavyMonitors, false, \ 1.1705 "use heavyweight instead of lightweight Java monitors") \ 1.1706 @@ -2542,7 +2567,7 @@ 1.1707 \ 1.1708 notproduct(ccstr, AbortVMOnExceptionMessage, NULL, \ 1.1709 "Call fatal if the exception pointed by AbortVMOnException " \ 1.1710 - "has this message.") \ 1.1711 + "has this message") \ 1.1712 \ 1.1713 develop(bool, DebugVtables, false, \ 1.1714 "add debugging code to vtable dispatch") \ 1.1715 @@ -2609,29 +2634,29 @@ 1.1716 \ 1.1717 /* statistics */ \ 1.1718 develop(bool, CountCompiledCalls, false, \ 1.1719 - "counts method invocations") \ 1.1720 + "Count method invocations") \ 1.1721 \ 1.1722 notproduct(bool, CountRuntimeCalls, false, \ 1.1723 - "counts VM runtime calls") \ 1.1724 + "Count VM runtime calls") \ 1.1725 \ 1.1726 develop(bool, CountJNICalls, false, \ 1.1727 - "counts jni method invocations") \ 1.1728 + "Count jni method invocations") \ 1.1729 \ 1.1730 notproduct(bool, CountJVMCalls, false, \ 1.1731 - "counts jvm method invocations") \ 1.1732 + "Count jvm method invocations") \ 1.1733 \ 1.1734 notproduct(bool, CountRemovableExceptions, false, \ 1.1735 - "count exceptions that could be replaced by branches due to " \ 1.1736 + "Count exceptions that could be replaced by branches due to " \ 1.1737 "inlining") \ 1.1738 \ 1.1739 notproduct(bool, ICMissHistogram, false, \ 1.1740 - "produce histogram of IC misses") \ 1.1741 + "Produce histogram of IC misses") \ 1.1742 \ 1.1743 notproduct(bool, PrintClassStatistics, false, \ 1.1744 - "prints class statistics at end of run") \ 1.1745 + "Print class statistics at end of run") \ 1.1746 \ 1.1747 notproduct(bool, PrintMethodStatistics, false, \ 1.1748 - "prints method statistics at end of run") \ 1.1749 + "Print method statistics at end of run") \ 1.1750 \ 1.1751 /* interpreter */ \ 1.1752 develop(bool, ClearInterpreterLocals, false, \ 1.1753 @@ -2645,7 +2670,7 @@ 1.1754 "Rewrite frequently used bytecode pairs into a single bytecode") \ 1.1755 \ 1.1756 diagnostic(bool, PrintInterpreter, false, \ 1.1757 - "Prints the generated interpreter code") \ 1.1758 + "Print the generated interpreter code") \ 1.1759 \ 1.1760 product(bool, UseInterpreter, true, \ 1.1761 "Use interpreter for non-compiled methods") \ 1.1762 @@ -2663,8 +2688,8 @@ 1.1763 "Use fast method entry code for accessor methods") \ 1.1764 \ 1.1765 product_pd(bool, UseOnStackReplacement, \ 1.1766 - "Use on stack replacement, calls runtime if invoc. counter " \ 1.1767 - "overflows in loop") \ 1.1768 + "Use on stack replacement, calls runtime if invoc. counter " \ 1.1769 + "overflows in loop") \ 1.1770 \ 1.1771 notproduct(bool, TraceOnStackReplacement, false, \ 1.1772 "Trace on stack replacement") \ 1.1773 @@ -2712,10 +2737,10 @@ 1.1774 "Trace frequency based inlining") \ 1.1775 \ 1.1776 develop_pd(bool, InlineIntrinsics, \ 1.1777 - "Inline intrinsics that can be statically resolved") \ 1.1778 + "Inline intrinsics that can be statically resolved") \ 1.1779 \ 1.1780 product_pd(bool, ProfileInterpreter, \ 1.1781 - "Profile at the bytecode level during interpretation") \ 1.1782 + "Profile at the bytecode level during interpretation") \ 1.1783 \ 1.1784 develop_pd(bool, ProfileTraps, \ 1.1785 "Profile deoptimization traps at the bytecode level") \ 1.1786 @@ -2725,7 +2750,7 @@ 1.1787 "CompileThreshold) before using the method's profile") \ 1.1788 \ 1.1789 develop(bool, PrintMethodData, false, \ 1.1790 - "Print the results of +ProfileInterpreter at end of run") \ 1.1791 + "Print the results of +ProfileInterpreter at end of run") \ 1.1792 \ 1.1793 develop(bool, VerifyDataPointer, trueInDebug, \ 1.1794 "Verify the method data pointer during interpreter profiling") \ 1.1795 @@ -2740,7 +2765,7 @@ 1.1796 \ 1.1797 /* compilation */ \ 1.1798 product(bool, UseCompiler, true, \ 1.1799 - "use compilation") \ 1.1800 + "Use Just-In-Time compilation") \ 1.1801 \ 1.1802 develop(bool, TraceCompilationPolicy, false, \ 1.1803 "Trace compilation policy") \ 1.1804 @@ -2749,20 +2774,21 @@ 1.1805 "Time the compilation policy") \ 1.1806 \ 1.1807 product(bool, UseCounterDecay, true, \ 1.1808 - "adjust recompilation counters") \ 1.1809 + "Adjust recompilation counters") \ 1.1810 \ 1.1811 develop(intx, CounterHalfLifeTime, 30, \ 1.1812 - "half-life time of invocation counters (in secs)") \ 1.1813 + "Half-life time of invocation counters (in seconds)") \ 1.1814 \ 1.1815 develop(intx, CounterDecayMinIntervalLength, 500, \ 1.1816 - "Min. ms. between invocation of CounterDecay") \ 1.1817 + "The minimum interval (in milliseconds) between invocation of " \ 1.1818 + "CounterDecay") \ 1.1819 \ 1.1820 product(bool, AlwaysCompileLoopMethods, false, \ 1.1821 - "when using recompilation, never interpret methods " \ 1.1822 + "When using recompilation, never interpret methods " \ 1.1823 "containing loops") \ 1.1824 \ 1.1825 product(bool, DontCompileHugeMethods, true, \ 1.1826 - "don't compile methods > HugeMethodLimit") \ 1.1827 + "Do not compile methods > HugeMethodLimit") \ 1.1828 \ 1.1829 /* Bytecode escape analysis estimation. */ \ 1.1830 product(bool, EstimateArgEscape, true, \ 1.1831 @@ -2772,10 +2798,10 @@ 1.1832 "How much tracing to do of bytecode escape analysis estimates") \ 1.1833 \ 1.1834 product(intx, MaxBCEAEstimateLevel, 5, \ 1.1835 - "Maximum number of nested calls that are analyzed by BC EA.") \ 1.1836 + "Maximum number of nested calls that are analyzed by BC EA") \ 1.1837 \ 1.1838 product(intx, MaxBCEAEstimateSize, 150, \ 1.1839 - "Maximum bytecode size of a method to be analyzed by BC EA.") \ 1.1840 + "Maximum bytecode size of a method to be analyzed by BC EA") \ 1.1841 \ 1.1842 product(intx, AllocatePrefetchStyle, 1, \ 1.1843 "0 = no prefetch, " \ 1.1844 @@ -2790,7 +2816,8 @@ 1.1845 "Number of lines to prefetch ahead of array allocation pointer") \ 1.1846 \ 1.1847 product(intx, AllocateInstancePrefetchLines, 1, \ 1.1848 - "Number of lines to prefetch ahead of instance allocation pointer") \ 1.1849 + "Number of lines to prefetch ahead of instance allocation " \ 1.1850 + "pointer") \ 1.1851 \ 1.1852 product(intx, AllocatePrefetchStepSize, 16, \ 1.1853 "Step size in bytes of sequential prefetch instructions") \ 1.1854 @@ -2810,8 +2837,8 @@ 1.1855 "(0 means off)") \ 1.1856 \ 1.1857 product(intx, MaxJavaStackTraceDepth, 1024, \ 1.1858 - "Max. no. of lines in the stack trace for Java exceptions " \ 1.1859 - "(0 means all)") \ 1.1860 + "The maximum number of lines in the stack trace for Java " \ 1.1861 + "exceptions (0 means all)") \ 1.1862 \ 1.1863 NOT_EMBEDDED(diagnostic(intx, GuaranteedSafepointInterval, 1000, \ 1.1864 "Guarantee a safepoint (at least) every so many milliseconds " \ 1.1865 @@ -2831,10 +2858,10 @@ 1.1866 "Compilers wake up every n seconds to possibly sweep nmethods") \ 1.1867 \ 1.1868 notproduct(bool, LogSweeper, false, \ 1.1869 - "Keep a ring buffer of sweeper activity") \ 1.1870 + "Keep a ring buffer of sweeper activity") \ 1.1871 \ 1.1872 notproduct(intx, SweeperLogEntries, 1024, \ 1.1873 - "Number of records in the ring buffer of sweeper activity") \ 1.1874 + "Number of records in the ring buffer of sweeper activity") \ 1.1875 \ 1.1876 notproduct(intx, MemProfilingInterval, 500, \ 1.1877 "Time between each invocation of the MemProfiler") \ 1.1878 @@ -2877,34 +2904,35 @@ 1.1879 "less than this") \ 1.1880 \ 1.1881 product(intx, MaxInlineSize, 35, \ 1.1882 - "maximum bytecode size of a method to be inlined") \ 1.1883 + "The maximum bytecode size of a method to be inlined") \ 1.1884 \ 1.1885 product_pd(intx, FreqInlineSize, \ 1.1886 - "maximum bytecode size of a frequent method to be inlined") \ 1.1887 + "The maximum bytecode size of a frequent method to be inlined") \ 1.1888 \ 1.1889 product(intx, MaxTrivialSize, 6, \ 1.1890 - "maximum bytecode size of a trivial method to be inlined") \ 1.1891 + "The maximum bytecode size of a trivial method to be inlined") \ 1.1892 \ 1.1893 product(intx, MinInliningThreshold, 250, \ 1.1894 - "min. invocation count a method needs to have to be inlined") \ 1.1895 + "The minimum invocation count a method needs to have to be " \ 1.1896 + "inlined") \ 1.1897 \ 1.1898 develop(intx, MethodHistogramCutoff, 100, \ 1.1899 - "cutoff value for method invoc. histogram (+CountCalls)") \ 1.1900 + "The cutoff value for method invocation histogram (+CountCalls)") \ 1.1901 \ 1.1902 develop(intx, ProfilerNumberOfInterpretedMethods, 25, \ 1.1903 - "# of interpreted methods to show in profile") \ 1.1904 + "Number of interpreted methods to show in profile") \ 1.1905 \ 1.1906 develop(intx, ProfilerNumberOfCompiledMethods, 25, \ 1.1907 - "# of compiled methods to show in profile") \ 1.1908 + "Number of compiled methods to show in profile") \ 1.1909 \ 1.1910 develop(intx, ProfilerNumberOfStubMethods, 25, \ 1.1911 - "# of stub methods to show in profile") \ 1.1912 + "Number of stub methods to show in profile") \ 1.1913 \ 1.1914 develop(intx, ProfilerNumberOfRuntimeStubNodes, 25, \ 1.1915 - "# of runtime stub nodes to show in profile") \ 1.1916 + "Number of runtime stub nodes to show in profile") \ 1.1917 \ 1.1918 product(intx, ProfileIntervalsTicks, 100, \ 1.1919 - "# of ticks between printing of interval profile " \ 1.1920 + "Number of ticks between printing of interval profile " \ 1.1921 "(+ProfileIntervals)") \ 1.1922 \ 1.1923 notproduct(intx, ScavengeALotInterval, 1, \ 1.1924 @@ -2925,7 +2953,7 @@ 1.1925 \ 1.1926 develop(intx, MinSleepInterval, 1, \ 1.1927 "Minimum sleep() interval (milliseconds) when " \ 1.1928 - "ConvertSleepToYield is off (used for SOLARIS)") \ 1.1929 + "ConvertSleepToYield is off (used for Solaris)") \ 1.1930 \ 1.1931 develop(intx, ProfilerPCTickThreshold, 15, \ 1.1932 "Number of ticks in a PC buckets to be a hotspot") \ 1.1933 @@ -2940,22 +2968,22 @@ 1.1934 "Mark nmethods non-entrant at registration") \ 1.1935 \ 1.1936 diagnostic(intx, MallocVerifyInterval, 0, \ 1.1937 - "if non-zero, verify C heap after every N calls to " \ 1.1938 + "If non-zero, verify C heap after every N calls to " \ 1.1939 "malloc/realloc/free") \ 1.1940 \ 1.1941 diagnostic(intx, MallocVerifyStart, 0, \ 1.1942 - "if non-zero, start verifying C heap after Nth call to " \ 1.1943 + "If non-zero, start verifying C heap after Nth call to " \ 1.1944 "malloc/realloc/free") \ 1.1945 \ 1.1946 diagnostic(uintx, MallocMaxTestWords, 0, \ 1.1947 - "if non-zero, max # of Words that malloc/realloc can allocate " \ 1.1948 - "(for testing only)") \ 1.1949 + "If non-zero, maximum number of words that malloc/realloc can " \ 1.1950 + "allocate (for testing only)") \ 1.1951 \ 1.1952 product(intx, TypeProfileWidth, 2, \ 1.1953 - "number of receiver types to record in call/cast profile") \ 1.1954 + "Number of receiver types to record in call/cast profile") \ 1.1955 \ 1.1956 develop(intx, BciProfileWidth, 2, \ 1.1957 - "number of return bci's to record in ret profile") \ 1.1958 + "Number of return bci's to record in ret profile") \ 1.1959 \ 1.1960 product(intx, PerMethodRecompilationCutoff, 400, \ 1.1961 "After recompiling N times, stay in the interpreter (-1=>'Inf')") \ 1.1962 @@ -3022,7 +3050,7 @@ 1.1963 "Percentage of Eden that can be wasted") \ 1.1964 \ 1.1965 product(uintx, TLABRefillWasteFraction, 64, \ 1.1966 - "Max TLAB waste at a refill (internal fragmentation)") \ 1.1967 + "Maximum TLAB waste at a refill (internal fragmentation)") \ 1.1968 \ 1.1969 product(uintx, TLABWasteIncrement, 4, \ 1.1970 "Increment allowed waste at slow allocation") \ 1.1971 @@ -3031,7 +3059,7 @@ 1.1972 "Ratio of eden/survivor space size") \ 1.1973 \ 1.1974 product(uintx, NewRatio, 2, \ 1.1975 - "Ratio of new/old generation sizes") \ 1.1976 + "Ratio of old/new generation sizes") \ 1.1977 \ 1.1978 product_pd(uintx, NewSizeThreadIncrease, \ 1.1979 "Additional size added to desired new generation size per " \ 1.1980 @@ -3048,28 +3076,30 @@ 1.1981 "class pointers are used") \ 1.1982 \ 1.1983 product(uintx, MinHeapFreeRatio, 40, \ 1.1984 - "Min percentage of heap free after GC to avoid expansion") \ 1.1985 + "The minimum percentage of heap free after GC to avoid expansion")\ 1.1986 \ 1.1987 product(uintx, MaxHeapFreeRatio, 70, \ 1.1988 - "Max percentage of heap free after GC to avoid shrinking") \ 1.1989 + "The maximum percentage of heap free after GC to avoid shrinking")\ 1.1990 \ 1.1991 product(intx, SoftRefLRUPolicyMSPerMB, 1000, \ 1.1992 "Number of milliseconds per MB of free space in the heap") \ 1.1993 \ 1.1994 product(uintx, MinHeapDeltaBytes, ScaleForWordSize(128*K), \ 1.1995 - "Min change in heap space due to GC (in bytes)") \ 1.1996 + "The minimum change in heap space due to GC (in bytes)") \ 1.1997 \ 1.1998 product(uintx, MinMetaspaceExpansion, ScaleForWordSize(256*K), \ 1.1999 - "Min expansion of Metaspace (in bytes)") \ 1.2000 + "The minimum expansion of Metaspace (in bytes)") \ 1.2001 \ 1.2002 product(uintx, MinMetaspaceFreeRatio, 40, \ 1.2003 - "Min percentage of Metaspace free after GC to avoid expansion") \ 1.2004 + "The minimum percentage of Metaspace free after GC to avoid " \ 1.2005 + "expansion") \ 1.2006 \ 1.2007 product(uintx, MaxMetaspaceFreeRatio, 70, \ 1.2008 - "Max percentage of Metaspace free after GC to avoid shrinking") \ 1.2009 + "The maximum percentage of Metaspace free after GC to avoid " \ 1.2010 + "shrinking") \ 1.2011 \ 1.2012 product(uintx, MaxMetaspaceExpansion, ScaleForWordSize(4*M), \ 1.2013 - "Max expansion of Metaspace without full GC (in bytes)") \ 1.2014 + "The maximum expansion of Metaspace without full GC (in bytes)") \ 1.2015 \ 1.2016 product(uintx, QueuedAllocationWarningCount, 0, \ 1.2017 "Number of times an allocation that queues behind a GC " \ 1.2018 @@ -3091,13 +3121,14 @@ 1.2019 "Desired percentage of survivor space used after scavenge") \ 1.2020 \ 1.2021 product(uintx, MarkSweepDeadRatio, 5, \ 1.2022 - "Percentage (0-100) of the old gen allowed as dead wood." \ 1.2023 - "Serial mark sweep treats this as both the min and max value." \ 1.2024 - "CMS uses this value only if it falls back to mark sweep." \ 1.2025 - "Par compact uses a variable scale based on the density of the" \ 1.2026 - "generation and treats this as the max value when the heap is" \ 1.2027 - "either completely full or completely empty. Par compact also" \ 1.2028 - "has a smaller default value; see arguments.cpp.") \ 1.2029 + "Percentage (0-100) of the old gen allowed as dead wood. " \ 1.2030 + "Serial mark sweep treats this as both the minimum and maximum " \ 1.2031 + "value. " \ 1.2032 + "CMS uses this value only if it falls back to mark sweep. " \ 1.2033 + "Par compact uses a variable scale based on the density of the " \ 1.2034 + "generation and treats this as the maximum value when the heap " \ 1.2035 + "is either completely full or completely empty. Par compact " \ 1.2036 + "also has a smaller default value; see arguments.cpp.") \ 1.2037 \ 1.2038 product(uintx, MarkSweepAlwaysCompactCount, 4, \ 1.2039 "How often should we fully compact the heap (ignoring the dead " \ 1.2040 @@ -3116,27 +3147,27 @@ 1.2041 "Census for CMS' FreeListSpace") \ 1.2042 \ 1.2043 develop(uintx, GCExpandToAllocateDelayMillis, 0, \ 1.2044 - "Delay in ms between expansion and allocation") \ 1.2045 + "Delay between expansion and allocation (in milliseconds)") \ 1.2046 \ 1.2047 develop(uintx, GCWorkerDelayMillis, 0, \ 1.2048 - "Delay in ms in scheduling GC workers") \ 1.2049 + "Delay in scheduling GC workers (in milliseconds)") \ 1.2050 \ 1.2051 product(intx, DeferThrSuspendLoopCount, 4000, \ 1.2052 "(Unstable) Number of times to iterate in safepoint loop " \ 1.2053 - " before blocking VM threads ") \ 1.2054 + "before blocking VM threads ") \ 1.2055 \ 1.2056 product(intx, DeferPollingPageLoopCount, -1, \ 1.2057 "(Unsafe,Unstable) Number of iterations in safepoint loop " \ 1.2058 "before changing safepoint polling page to RO ") \ 1.2059 \ 1.2060 - product(intx, SafepointSpinBeforeYield, 2000, "(Unstable)") \ 1.2061 + product(intx, SafepointSpinBeforeYield, 2000, "(Unstable)") \ 1.2062 \ 1.2063 product(bool, PSChunkLargeArrays, true, \ 1.2064 - "true: process large arrays in chunks") \ 1.2065 + "Process large arrays in chunks") \ 1.2066 \ 1.2067 product(uintx, GCDrainStackTargetSize, 64, \ 1.2068 - "how many entries we'll try to leave on the stack during " \ 1.2069 - "parallel GC") \ 1.2070 + "Number of entries we will try to leave on the stack " \ 1.2071 + "during parallel gc") \ 1.2072 \ 1.2073 /* stack parameters */ \ 1.2074 product_pd(intx, StackYellowPages, \ 1.2075 @@ -3146,8 +3177,8 @@ 1.2076 "Number of red zone (unrecoverable overflows) pages") \ 1.2077 \ 1.2078 product_pd(intx, StackShadowPages, \ 1.2079 - "Number of shadow zone (for overflow checking) pages" \ 1.2080 - " this should exceed the depth of the VM and native call stack") \ 1.2081 + "Number of shadow zone (for overflow checking) pages " \ 1.2082 + "this should exceed the depth of the VM and native call stack") \ 1.2083 \ 1.2084 product_pd(intx, ThreadStackSize, \ 1.2085 "Thread Stack Size (in Kbytes)") \ 1.2086 @@ -3187,22 +3218,22 @@ 1.2087 "Reserved code cache size (in bytes) - maximum code cache size") \ 1.2088 \ 1.2089 product(uintx, CodeCacheMinimumFreeSpace, 500*K, \ 1.2090 - "When less than X space left, we stop compiling.") \ 1.2091 + "When less than X space left, we stop compiling") \ 1.2092 \ 1.2093 product_pd(uintx, CodeCacheExpansionSize, \ 1.2094 "Code cache expansion size (in bytes)") \ 1.2095 \ 1.2096 develop_pd(uintx, CodeCacheMinBlockLength, \ 1.2097 - "Minimum number of segments in a code cache block.") \ 1.2098 + "Minimum number of segments in a code cache block") \ 1.2099 \ 1.2100 notproduct(bool, ExitOnFullCodeCache, false, \ 1.2101 - "Exit the VM if we fill the code cache.") \ 1.2102 + "Exit the VM if we fill the code cache") \ 1.2103 \ 1.2104 product(bool, UseCodeCacheFlushing, true, \ 1.2105 "Attempt to clean the code cache before shutting off compiler") \ 1.2106 \ 1.2107 product(intx, MinCodeCacheFlushingInterval, 30, \ 1.2108 - "Min number of seconds between code cache cleaning sessions") \ 1.2109 + "Minimum number of seconds between code cache cleaning sessions") \ 1.2110 \ 1.2111 product(uintx, CodeCacheFlushingMinimumFreeSpace, 1500*K, \ 1.2112 "When less than X space left, start code cache cleaning") \ 1.2113 @@ -3216,31 +3247,31 @@ 1.2114 "switch") \ 1.2115 \ 1.2116 develop(intx, StopInterpreterAt, 0, \ 1.2117 - "Stops interpreter execution at specified bytecode number") \ 1.2118 + "Stop interpreter execution at specified bytecode number") \ 1.2119 \ 1.2120 develop(intx, TraceBytecodesAt, 0, \ 1.2121 - "Traces bytecodes starting with specified bytecode number") \ 1.2122 + "Trace bytecodes starting with specified bytecode number") \ 1.2123 \ 1.2124 /* compiler interface */ \ 1.2125 develop(intx, CIStart, 0, \ 1.2126 - "the id of the first compilation to permit") \ 1.2127 + "The id of the first compilation to permit") \ 1.2128 \ 1.2129 develop(intx, CIStop, -1, \ 1.2130 - "the id of the last compilation to permit") \ 1.2131 + "The id of the last compilation to permit") \ 1.2132 \ 1.2133 develop(intx, CIStartOSR, 0, \ 1.2134 - "the id of the first osr compilation to permit " \ 1.2135 + "The id of the first osr compilation to permit " \ 1.2136 "(CICountOSR must be on)") \ 1.2137 \ 1.2138 develop(intx, CIStopOSR, -1, \ 1.2139 - "the id of the last osr compilation to permit " \ 1.2140 + "The id of the last osr compilation to permit " \ 1.2141 "(CICountOSR must be on)") \ 1.2142 \ 1.2143 develop(intx, CIBreakAtOSR, -1, \ 1.2144 - "id of osr compilation to break at") \ 1.2145 + "The id of osr compilation to break at") \ 1.2146 \ 1.2147 develop(intx, CIBreakAt, -1, \ 1.2148 - "id of compilation to break at") \ 1.2149 + "The id of compilation to break at") \ 1.2150 \ 1.2151 product(ccstrlist, CompileOnly, "", \ 1.2152 "List of methods (pkg/class.name) to restrict compilation to") \ 1.2153 @@ -3259,11 +3290,11 @@ 1.2154 "[default: ./replay_pid%p.log] (%p replaced with pid)") \ 1.2155 \ 1.2156 develop(intx, ReplaySuppressInitializers, 2, \ 1.2157 - "Controls handling of class initialization during replay" \ 1.2158 - "0 - don't do anything special" \ 1.2159 - "1 - treat all class initializers as empty" \ 1.2160 - "2 - treat class initializers for application classes as empty" \ 1.2161 - "3 - allow all class initializers to run during bootstrap but" \ 1.2162 + "Control handling of class initialization during replay: " \ 1.2163 + "0 - don't do anything special; " \ 1.2164 + "1 - treat all class initializers as empty; " \ 1.2165 + "2 - treat class initializers for application classes as empty; " \ 1.2166 + "3 - allow all class initializers to run during bootstrap but " \ 1.2167 " pretend they are empty after starting replay") \ 1.2168 \ 1.2169 develop(bool, ReplayIgnoreInitErrors, false, \ 1.2170 @@ -3292,14 +3323,15 @@ 1.2171 "0 : Normal. "\ 1.2172 " VM chooses priorities that are appropriate for normal "\ 1.2173 " applications. On Solaris NORM_PRIORITY and above are mapped "\ 1.2174 - " to normal native priority. Java priorities below NORM_PRIORITY"\ 1.2175 - " map to lower native priority values. On Windows applications"\ 1.2176 - " are allowed to use higher native priorities. However, with "\ 1.2177 - " ThreadPriorityPolicy=0, VM will not use the highest possible"\ 1.2178 - " native priority, THREAD_PRIORITY_TIME_CRITICAL, as it may "\ 1.2179 - " interfere with system threads. On Linux thread priorities "\ 1.2180 - " are ignored because the OS does not support static priority "\ 1.2181 - " in SCHED_OTHER scheduling class which is the only choice for"\ 1.2182 + " to normal native priority. Java priorities below " \ 1.2183 + " NORM_PRIORITY map to lower native priority values. On "\ 1.2184 + " Windows applications are allowed to use higher native "\ 1.2185 + " priorities. However, with ThreadPriorityPolicy=0, VM will "\ 1.2186 + " not use the highest possible native priority, "\ 1.2187 + " THREAD_PRIORITY_TIME_CRITICAL, as it may interfere with "\ 1.2188 + " system threads. On Linux thread priorities are ignored "\ 1.2189 + " because the OS does not support static priority in "\ 1.2190 + " SCHED_OTHER scheduling class which is the only choice for "\ 1.2191 " non-root, non-realtime applications. "\ 1.2192 "1 : Aggressive. "\ 1.2193 " Java thread priorities map over to the entire range of "\ 1.2194 @@ -3330,16 +3362,35 @@ 1.2195 product(bool, VMThreadHintNoPreempt, false, \ 1.2196 "(Solaris only) Give VM thread an extra quanta") \ 1.2197 \ 1.2198 - product(intx, JavaPriority1_To_OSPriority, -1, "Map Java priorities to OS priorities") \ 1.2199 - product(intx, JavaPriority2_To_OSPriority, -1, "Map Java priorities to OS priorities") \ 1.2200 - product(intx, JavaPriority3_To_OSPriority, -1, "Map Java priorities to OS priorities") \ 1.2201 - product(intx, JavaPriority4_To_OSPriority, -1, "Map Java priorities to OS priorities") \ 1.2202 - product(intx, JavaPriority5_To_OSPriority, -1, "Map Java priorities to OS priorities") \ 1.2203 - product(intx, JavaPriority6_To_OSPriority, -1, "Map Java priorities to OS priorities") \ 1.2204 - product(intx, JavaPriority7_To_OSPriority, -1, "Map Java priorities to OS priorities") \ 1.2205 - product(intx, JavaPriority8_To_OSPriority, -1, "Map Java priorities to OS priorities") \ 1.2206 - product(intx, JavaPriority9_To_OSPriority, -1, "Map Java priorities to OS priorities") \ 1.2207 - product(intx, JavaPriority10_To_OSPriority,-1, "Map Java priorities to OS priorities") \ 1.2208 + product(intx, JavaPriority1_To_OSPriority, -1, \ 1.2209 + "Map Java priorities to OS priorities") \ 1.2210 + \ 1.2211 + product(intx, JavaPriority2_To_OSPriority, -1, \ 1.2212 + "Map Java priorities to OS priorities") \ 1.2213 + \ 1.2214 + product(intx, JavaPriority3_To_OSPriority, -1, \ 1.2215 + "Map Java priorities to OS priorities") \ 1.2216 + \ 1.2217 + product(intx, JavaPriority4_To_OSPriority, -1, \ 1.2218 + "Map Java priorities to OS priorities") \ 1.2219 + \ 1.2220 + product(intx, JavaPriority5_To_OSPriority, -1, \ 1.2221 + "Map Java priorities to OS priorities") \ 1.2222 + \ 1.2223 + product(intx, JavaPriority6_To_OSPriority, -1, \ 1.2224 + "Map Java priorities to OS priorities") \ 1.2225 + \ 1.2226 + product(intx, JavaPriority7_To_OSPriority, -1, \ 1.2227 + "Map Java priorities to OS priorities") \ 1.2228 + \ 1.2229 + product(intx, JavaPriority8_To_OSPriority, -1, \ 1.2230 + "Map Java priorities to OS priorities") \ 1.2231 + \ 1.2232 + product(intx, JavaPriority9_To_OSPriority, -1, \ 1.2233 + "Map Java priorities to OS priorities") \ 1.2234 + \ 1.2235 + product(intx, JavaPriority10_To_OSPriority,-1, \ 1.2236 + "Map Java priorities to OS priorities") \ 1.2237 \ 1.2238 experimental(bool, UseCriticalJavaThreadPriority, false, \ 1.2239 "Java thread priority 10 maps to critical scheduling priority") \ 1.2240 @@ -3370,37 +3421,38 @@ 1.2241 "Used with +TraceLongCompiles") \ 1.2242 \ 1.2243 product(intx, StarvationMonitorInterval, 200, \ 1.2244 - "Pause between each check in ms") \ 1.2245 + "Pause between each check (in milliseconds)") \ 1.2246 \ 1.2247 /* recompilation */ \ 1.2248 product_pd(intx, CompileThreshold, \ 1.2249 "number of interpreted method invocations before (re-)compiling") \ 1.2250 \ 1.2251 product_pd(intx, BackEdgeThreshold, \ 1.2252 - "Interpreter Back edge threshold at which an OSR compilation is invoked")\ 1.2253 + "Interpreter Back edge threshold at which an OSR compilation is " \ 1.2254 + "invoked") \ 1.2255 \ 1.2256 product(intx, Tier0InvokeNotifyFreqLog, 7, \ 1.2257 - "Interpreter (tier 0) invocation notification frequency.") \ 1.2258 + "Interpreter (tier 0) invocation notification frequency") \ 1.2259 \ 1.2260 product(intx, Tier2InvokeNotifyFreqLog, 11, \ 1.2261 - "C1 without MDO (tier 2) invocation notification frequency.") \ 1.2262 + "C1 without MDO (tier 2) invocation notification frequency") \ 1.2263 \ 1.2264 product(intx, Tier3InvokeNotifyFreqLog, 10, \ 1.2265 "C1 with MDO profiling (tier 3) invocation notification " \ 1.2266 - "frequency.") \ 1.2267 + "frequency") \ 1.2268 \ 1.2269 product(intx, Tier23InlineeNotifyFreqLog, 20, \ 1.2270 "Inlinee invocation (tiers 2 and 3) notification frequency") \ 1.2271 \ 1.2272 product(intx, Tier0BackedgeNotifyFreqLog, 10, \ 1.2273 - "Interpreter (tier 0) invocation notification frequency.") \ 1.2274 + "Interpreter (tier 0) invocation notification frequency") \ 1.2275 \ 1.2276 product(intx, Tier2BackedgeNotifyFreqLog, 14, \ 1.2277 - "C1 without MDO (tier 2) invocation notification frequency.") \ 1.2278 + "C1 without MDO (tier 2) invocation notification frequency") \ 1.2279 \ 1.2280 product(intx, Tier3BackedgeNotifyFreqLog, 13, \ 1.2281 "C1 with MDO profiling (tier 3) invocation notification " \ 1.2282 - "frequency.") \ 1.2283 + "frequency") \ 1.2284 \ 1.2285 product(intx, Tier2CompileThreshold, 0, \ 1.2286 "threshold at which tier 2 compilation is invoked") \ 1.2287 @@ -3417,7 +3469,7 @@ 1.2288 \ 1.2289 product(intx, Tier3CompileThreshold, 2000, \ 1.2290 "Threshold at which tier 3 compilation is invoked (invocation " \ 1.2291 - "minimum must be satisfied.") \ 1.2292 + "minimum must be satisfied") \ 1.2293 \ 1.2294 product(intx, Tier3BackEdgeThreshold, 60000, \ 1.2295 "Back edge threshold at which tier 3 OSR compilation is invoked") \ 1.2296 @@ -3431,7 +3483,7 @@ 1.2297 \ 1.2298 product(intx, Tier4CompileThreshold, 15000, \ 1.2299 "Threshold at which tier 4 compilation is invoked (invocation " \ 1.2300 - "minimum must be satisfied.") \ 1.2301 + "minimum must be satisfied") \ 1.2302 \ 1.2303 product(intx, Tier4BackEdgeThreshold, 40000, \ 1.2304 "Back edge threshold at which tier 4 OSR compilation is invoked") \ 1.2305 @@ -3460,12 +3512,12 @@ 1.2306 "Stop at given compilation level") \ 1.2307 \ 1.2308 product(intx, Tier0ProfilingStartPercentage, 200, \ 1.2309 - "Start profiling in interpreter if the counters exceed tier 3" \ 1.2310 + "Start profiling in interpreter if the counters exceed tier 3 " \ 1.2311 "thresholds by the specified percentage") \ 1.2312 \ 1.2313 product(uintx, IncreaseFirstTierCompileThresholdAt, 50, \ 1.2314 - "Increase the compile threshold for C1 compilation if the code" \ 1.2315 - "cache is filled by the specified percentage.") \ 1.2316 + "Increase the compile threshold for C1 compilation if the code " \ 1.2317 + "cache is filled by the specified percentage") \ 1.2318 \ 1.2319 product(intx, TieredRateUpdateMinTime, 1, \ 1.2320 "Minimum rate sampling interval (in milliseconds)") \ 1.2321 @@ -3480,24 +3532,26 @@ 1.2322 "Print tiered events notifications") \ 1.2323 \ 1.2324 product_pd(intx, OnStackReplacePercentage, \ 1.2325 - "NON_TIERED number of method invocations/branches (expressed as %"\ 1.2326 - "of CompileThreshold) before (re-)compiling OSR code") \ 1.2327 + "NON_TIERED number of method invocations/branches (expressed as " \ 1.2328 + "% of CompileThreshold) before (re-)compiling OSR code") \ 1.2329 \ 1.2330 product(intx, InterpreterProfilePercentage, 33, \ 1.2331 - "NON_TIERED number of method invocations/branches (expressed as %"\ 1.2332 - "of CompileThreshold) before profiling in the interpreter") \ 1.2333 + "NON_TIERED number of method invocations/branches (expressed as " \ 1.2334 + "% of CompileThreshold) before profiling in the interpreter") \ 1.2335 \ 1.2336 develop(intx, MaxRecompilationSearchLength, 10, \ 1.2337 - "max. # frames to inspect searching for recompilee") \ 1.2338 + "The maximum number of frames to inspect when searching for " \ 1.2339 + "recompilee") \ 1.2340 \ 1.2341 develop(intx, MaxInterpretedSearchLength, 3, \ 1.2342 - "max. # interp. frames to skip when searching for recompilee") \ 1.2343 + "The maximum number of interpreted frames to skip when searching "\ 1.2344 + "for recompilee") \ 1.2345 \ 1.2346 develop(intx, DesiredMethodLimit, 8000, \ 1.2347 - "desired max. method size (in bytecodes) after inlining") \ 1.2348 + "The desired maximum method size (in bytecodes) after inlining") \ 1.2349 \ 1.2350 develop(intx, HugeMethodLimit, 8000, \ 1.2351 - "don't compile methods larger than this if " \ 1.2352 + "Don't compile methods larger than this if " \ 1.2353 "+DontCompileHugeMethods") \ 1.2354 \ 1.2355 /* New JDK 1.4 reflection implementation */ \ 1.2356 @@ -3519,7 +3573,7 @@ 1.2357 "in InvocationTargetException. See 6531596") \ 1.2358 \ 1.2359 develop(bool, VerifyLambdaBytecodes, false, \ 1.2360 - "Force verification of jdk 8 lambda metafactory bytecodes.") \ 1.2361 + "Force verification of jdk 8 lambda metafactory bytecodes") \ 1.2362 \ 1.2363 develop(intx, FastSuperclassLimit, 8, \ 1.2364 "Depth of hardwired instanceof accelerator array") \ 1.2365 @@ -3543,18 +3597,19 @@ 1.2366 /* flags for performance data collection */ \ 1.2367 \ 1.2368 product(bool, UsePerfData, falseInEmbedded, \ 1.2369 - "Flag to disable jvmstat instrumentation for performance testing" \ 1.2370 - "and problem isolation purposes.") \ 1.2371 + "Flag to disable jvmstat instrumentation for performance testing "\ 1.2372 + "and problem isolation purposes") \ 1.2373 \ 1.2374 product(bool, PerfDataSaveToFile, false, \ 1.2375 "Save PerfData memory to hsperfdata_<pid> file on exit") \ 1.2376 \ 1.2377 product(ccstr, PerfDataSaveFile, NULL, \ 1.2378 - "Save PerfData memory to the specified absolute pathname," \ 1.2379 - "%p in the file name if present will be replaced by pid") \ 1.2380 - \ 1.2381 - product(intx, PerfDataSamplingInterval, 50 /*ms*/, \ 1.2382 - "Data sampling interval in milliseconds") \ 1.2383 + "Save PerfData memory to the specified absolute pathname. " \ 1.2384 + "The string %p in the file name (if present) " \ 1.2385 + "will be replaced by pid") \ 1.2386 + \ 1.2387 + product(intx, PerfDataSamplingInterval, 50, \ 1.2388 + "Data sampling interval (in milliseconds)") \ 1.2389 \ 1.2390 develop(bool, PerfTraceDataCreation, false, \ 1.2391 "Trace creation of Performance Data Entries") \ 1.2392 @@ -3579,7 +3634,7 @@ 1.2393 "Bypass Win32 file system criteria checks (Windows Only)") \ 1.2394 \ 1.2395 product(intx, UnguardOnExecutionViolation, 0, \ 1.2396 - "Unguard page and retry on no-execute fault (Win32 only)" \ 1.2397 + "Unguard page and retry on no-execute fault (Win32 only) " \ 1.2398 "0=off, 1=conservative, 2=aggressive") \ 1.2399 \ 1.2400 /* Serviceability Support */ \ 1.2401 @@ -3588,7 +3643,7 @@ 1.2402 "Create JMX Management Server") \ 1.2403 \ 1.2404 product(bool, DisableAttachMechanism, false, \ 1.2405 - "Disable mechanism that allows tools to attach to this VM") \ 1.2406 + "Disable mechanism that allows tools to attach to this VM") \ 1.2407 \ 1.2408 product(bool, StartAttachListener, false, \ 1.2409 "Always start Attach Listener at VM startup") \ 1.2410 @@ -3611,9 +3666,9 @@ 1.2411 "Require shared spaces for metadata") \ 1.2412 \ 1.2413 product(bool, DumpSharedSpaces, false, \ 1.2414 - "Special mode: JVM reads a class list, loads classes, builds " \ 1.2415 - "shared spaces, and dumps the shared spaces to a file to be " \ 1.2416 - "used in future JVM runs.") \ 1.2417 + "Special mode: JVM reads a class list, loads classes, builds " \ 1.2418 + "shared spaces, and dumps the shared spaces to a file to be " \ 1.2419 + "used in future JVM runs") \ 1.2420 \ 1.2421 product(bool, PrintSharedSpaces, false, \ 1.2422 "Print usage of shared spaces") \ 1.2423 @@ -3686,7 +3741,7 @@ 1.2424 "Relax the access control checks in the verifier") \ 1.2425 \ 1.2426 diagnostic(bool, PrintDTraceDOF, false, \ 1.2427 - "Print the DTrace DOF passed to the system for JSDT probes") \ 1.2428 + "Print the DTrace DOF passed to the system for JSDT probes") \ 1.2429 \ 1.2430 product(uintx, StringTableSize, defaultStringTableSize, \ 1.2431 "Number of buckets in the interned String table") \ 1.2432 @@ -3699,8 +3754,8 @@ 1.2433 \ 1.2434 product(bool, UseVMInterruptibleIO, false, \ 1.2435 "(Unstable, Solaris-specific) Thread interrupt before or with " \ 1.2436 - "EINTR for I/O operations results in OS_INTRPT. The default value"\ 1.2437 - " of this flag is true for JDK 6 and earlier") \ 1.2438 + "EINTR for I/O operations results in OS_INTRPT. The default " \ 1.2439 + "value of this flag is true for JDK 6 and earlier") \ 1.2440 \ 1.2441 diagnostic(bool, WhiteBoxAPI, false, \ 1.2442 "Enable internal testing APIs") \ 1.2443 @@ -3721,6 +3776,7 @@ 1.2444 \ 1.2445 product(bool, EnableTracing, false, \ 1.2446 "Enable event-based tracing") \ 1.2447 + \ 1.2448 product(bool, UseLockedTracing, false, \ 1.2449 "Use locked-tracing when doing event-based tracing") 1.2450
