src/share/vm/runtime/os.cpp
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@@ -935,11 +935,17 @@
double t = os::elapsedTime();
// NOTE: It tends to crash after a SEGV if we want to printf("%f",...) in
// Linux. Must be a bug in glibc ? Workaround is to round "t" to int
// before printf. We lost some precision, but who cares?
- st->print_cr("elapsed time: %d seconds", (int)t);
+ int eltime = (int)t; // elapsed time in seconds
+ int eldays, elhours, elminutes, elseconds; // for printing elapsed time in a humanly readable format
+ eldays = eltime / 86400;
+ elhours = (eltime - eldays * 86400) / 3600;
+ elminutes = (eltime - eldays * 86400 - elhours * 3600) / 60;
+ elseconds = (eltime - eldays * 86400 - elhours * 3600 - elminutes * 60);
+ st->print_cr("elapsed time: %d seconds (%dd %dh %dm %ds)", eltime, eldays, elhours, elminutes, elseconds);
}
// moved from debug.cpp (used to be find()) but still called from there
// The verbose parameter is only set by the debug code in one case
void os::print_location(outputStream* st, intptr_t x, bool verbose) {