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4396719: Mark Sweep stack overflow on deeply nested Object arrays

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Use an explicit stack for object arrays and process them in chunks.

Reviewed-by: iveresov, apetrusenko
This commit is contained in:
John Coomes 2010-03-03 14:48:26 -08:00
parent 5fdec09798
commit 4f82340476
26 changed files with 419 additions and 182 deletions
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4
hotspot/src/share/vm/runtime/arguments.cpp
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@ -1346,9 +1346,7 @@ void Arguments::set_g1_gc_flags() {
}
if (FLAG_IS_DEFAULT(MarkStackSize)) {
// Size as a multiple of TaskQueueSuper::N which is larger
// for 64-bit.
FLAG_SET_DEFAULT(MarkStackSize, 128 * TaskQueueSuper::total_size());
FLAG_SET_DEFAULT(MarkStackSize, 128 * TASKQUEUE_SIZE);
}
if (PrintGCDetails && Verbose) {
tty->print_cr("MarkStackSize: %uk MarkStackSizeMax: %uk",