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8037842: Failing to allocate MethodCounters and MDO causes a serious performance drop

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Stop allocating compiler profiling metadata when metaspace is full.

Reviewed-by: kvn, anoll
This commit is contained in:
Coleen Phillimore 2014-10-30 18:38:42 -04:00
parent b301b207b3
commit 4c036f5730
5 changed files with 62 additions and 4 deletions
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20
hotspot/src/share/vm/compiler/compileBroker.cpp
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@ -187,6 +187,14 @@ class CompilationLog : public StringEventLog {
lm.print("\n");
log(thread, "%s", (const char*)lm);
}
void log_metaspace_failure(const char* reason) {
ResourceMark rm;
StringLogMessage lm;
lm.print("%4d COMPILE PROFILING SKIPPED: %s", -1, reason);
lm.print("\n");
log(JavaThread::current(), "%s", (const char*)lm);
}
};
static CompilationLog* _compilation_log = NULL;
@ -1843,6 +1851,18 @@ void CompileBroker::init_compiler_thread_log() {
warning("Cannot open log file: %s", file_name);
}
void CompileBroker::log_metaspace_failure() {
const char* message = "some methods may not be compiled because metaspace "
"is out of memory";
if (_compilation_log != NULL) {
_compilation_log->log_metaspace_failure(message);
}
if (PrintCompilation) {
tty->print_cr("COMPILE PROFILING SKIPPED: %s", message);
}
}
// ------------------------------------------------------------------
// CompileBroker::set_should_block
//