1.1 --- a/src/share/vm/services/memTracker.cpp Fri May 24 09:35:10 2013 -0700
1.2 +++ b/src/share/vm/services/memTracker.cpp Tue May 28 11:32:46 2013 -0400
1.3 @@ -34,6 +34,7 @@
1.4 #include "services/memReporter.hpp"
1.5 #include "services/memTracker.hpp"
1.6 #include "utilities/decoder.hpp"
1.7 +#include "utilities/defaultStream.hpp"
1.8 #include "utilities/globalDefinitions.hpp"
1.9
1.10 bool NMT_track_callsite = false;
1.11 @@ -77,7 +78,15 @@
1.12 if (strcmp(option_line, "=summary") == 0) {
1.13 _tracking_level = NMT_summary;
1.14 } else if (strcmp(option_line, "=detail") == 0) {
1.15 - _tracking_level = NMT_detail;
1.16 + // detail relies on a stack-walking ability that may not
1.17 + // be available depending on platform and/or compiler flags
1.18 + if (PLATFORM_NMT_DETAIL_SUPPORTED) {
1.19 + _tracking_level = NMT_detail;
1.20 + } else {
1.21 + jio_fprintf(defaultStream::error_stream(),
1.22 + "NMT detail is not supported on this platform. Using NMT summary instead.");
1.23 + _tracking_level = NMT_summary;
1.24 + }
1.25 } else if (strcmp(option_line, "=off") != 0) {
1.26 vm_exit_during_initialization("Syntax error, expecting -XX:NativeMemoryTracking=[off|summary|detail]", NULL);
1.27 }
