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src/share/vm/Xusage.txt@a248d0be1309 (annotated)

src/share/vm/Xusage.txt

Mon, 19 Aug 2019 10:11:31 +0200

author

neugens

date

Mon, 19 Aug 2019 10:11:31 +0200

changeset 9861

a248d0be1309

parent 0

f90c822e73f8

permissions

-rw-r--r--

8229401: Fix JFR code cache test failures
8223689: Add JFR Thread Sampling Support
8223690: Add JFR BiasedLock Event Support
8223691: Add JFR G1 Region Type Change Event Support
8223692: Add JFR G1 Heap Summary Event Support
Summary: Backport JFR from JDK11, additional fixes
Reviewed-by: neugens, apetushkov
Contributed-by: denghui.ddh@alibaba-inc.com

aoqi@0	1	-Xmixed mixed mode execution (default)
aoqi@0	2	-Xint interpreted mode execution only
aoqi@0	3	-Xbootclasspath:<directories and zip/jar files separated by ;>
aoqi@0	4	set search path for bootstrap classes and resources
aoqi@0	5	-Xbootclasspath/a:<directories and zip/jar files separated by ;>
aoqi@0	6	append to end of bootstrap class path
aoqi@0	7	-Xbootclasspath/p:<directories and zip/jar files separated by ;>
aoqi@0	8	prepend in front of bootstrap class path
aoqi@0	9	-Xnoclassgc disable class garbage collection
aoqi@0	10	-Xincgc enable incremental garbage collection
aoqi@0	11	-Xloggc:<file> log GC status to a file with time stamps
aoqi@0	12	-Xbatch disable background compilation
aoqi@0	13	-Xms<size> set initial Java heap size
aoqi@0	14	-Xmx<size> set maximum Java heap size
aoqi@0	15	-Xss<size> set java thread stack size
aoqi@0	16	-Xprof output cpu profiling data
aoqi@0	17	-Xfuture enable strictest checks, anticipating future default
aoqi@0	18	-Xrs reduce use of OS signals by Java/VM (see documentation)
aoqi@0	19	-Xcheck:jni perform additional checks for JNI functions
aoqi@0	20	-Xshare:off do not attempt to use shared class data
aoqi@0	21	-Xshare:auto use shared class data if possible (default)
aoqi@0	22	-Xshare:on require using shared class data, otherwise fail.
aoqi@0	23
aoqi@0	24	The -X options are non-standard and subject to change without notice.