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8260571: Add PrintMetaspaceStatistics to print metaspace statistics upon VM exit

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Reviewed-by: iklam
This commit is contained in:
Thomas Stuefe 2021-02-02 07:36:09 +00:00
parent fe407cf1b6
commit ddd2951ba9
2 changed files with 11 additions and 0 deletions
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3
src/hotspot/share/runtime/globals.hpp
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@ -1490,6 +1490,9 @@ const intx ObjectAlignmentInBytes = 8;
product(ccstr, MetaspaceReclaimPolicy, "balanced", \ product(ccstr, MetaspaceReclaimPolicy, "balanced", \
"options: balanced, aggressive, none") \ "options: balanced, aggressive, none") \
\ \
product(bool, PrintMetaspaceStatisticsAtExit, false, DIAGNOSTIC, \
"Print metaspace statistics upon VM exit.") \
\
product(bool, MetaspaceGuardAllocations, false, DIAGNOSTIC, \ product(bool, MetaspaceGuardAllocations, false, DIAGNOSTIC, \
"Metapace allocations are guarded.") \ "Metapace allocations are guarded.") \
\ \

8
src/hotspot/share/runtime/java.cpp
View file

@ -328,6 +328,10 @@ void print_statistics() {
MemTracker::final_report(tty); MemTracker::final_report(tty);
} }
if (PrintMetaspaceStatisticsAtExit) {
MetaspaceUtils::print_basic_report(tty, 0);
}
ThreadsSMRSupport::log_statistics(); ThreadsSMRSupport::log_statistics();
} }
@ -370,6 +374,10 @@ void print_statistics() {
MemTracker::final_report(tty); MemTracker::final_report(tty);
} }
if (PrintMetaspaceStatisticsAtExit) {
MetaspaceUtils::print_basic_report(tty, 0);
}
if (LogTouchedMethods && PrintTouchedMethodsAtExit) { if (LogTouchedMethods && PrintTouchedMethodsAtExit) {
Method::print_touched_methods(tty); Method::print_touched_methods(tty);
} }