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8064471: Port 8013895: G1: G1SummarizeRSetStats output on Linux needs improvement to AIX

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Reviewed-by: dholmes, simonis
This commit is contained in:
Gunter Haug 2014-11-13 16:58:56 +01:00 committed by Volker Simonis
parent c96487313b
commit 8e5771854a
1 changed files with 16 additions and 6 deletions
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22
hotspot/src/os/aix/vm/os_aix.cpp
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@ -107,6 +107,12 @@
#include <sys/vminfo.h>
#include <sys/wait.h>
// If RUSAGE_THREAD for getrusage() has not been defined, do it here. The code calling
// getrusage() is prepared to handle the associated failure.
#ifndef RUSAGE_THREAD
#define RUSAGE_THREAD (1) /* only the calling thread */
#endif
// Add missing declarations (should be in procinfo.h but isn't until AIX 6.1).
#if !defined(_AIXVERSION_610)
extern "C" {
@ -1072,15 +1078,19 @@ jlong os::elapsed_frequency() {
return (1000 * 1000);
}
// For now, we say that linux does not support vtime. I have no idea
// whether it can actually be made to (DLD, 9/13/05).
bool os::supports_vtime() { return false; }
bool os::supports_vtime() { return true; }
bool os::enable_vtime() { return false; }
bool os::vtime_enabled() { return false; }
double os::elapsedVTime() {
// better than nothing, but not much
return elapsedTime();
struct rusage usage;
int retval = getrusage(RUSAGE_THREAD, &usage);
if (retval == 0) {
return usage.ru_utime.tv_sec + usage.ru_stime.tv_sec + (usage.ru_utime.tv_usec + usage.ru_stime.tv_usec) / (1000.0 * 1000);
} else {
// better than nothing, but not much
return elapsedTime();
}
}
jlong os::javaTimeMillis() {