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6949307: G1: raise a vm error, do not core dump, if target pause time and target interval are inconsistent

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First, change the guarantee to raising a vm error. Second, set the interval dynamically, and based on the pause time target, if it is not set explicitly.

Reviewed-by: ysr, johnc
This commit is contained in:
Antonios Printezis 2010-05-07 13:14:41 -04:00
parent 428d02d5d7
commit a6d2266193
3 changed files with 58 additions and 9 deletions
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5
hotspot/src/share/vm/runtime/arguments.cpp
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@ -1376,11 +1376,6 @@ void Arguments::set_g1_gc_flags() {
}
no_shared_spaces();
// Set the maximum pause time goal to be a reasonable default.
if (FLAG_IS_DEFAULT(MaxGCPauseMillis)) {
FLAG_SET_DEFAULT(MaxGCPauseMillis, 200);
}
if (FLAG_IS_DEFAULT(MarkStackSize)) {
FLAG_SET_DEFAULT(MarkStackSize, 128 * TASKQUEUE_SIZE);
}