OpenJDK / amber / amber
changeset 34136:7e08409e5935
8134631: G1DummyRegionsPerGC fires assert of assert(words <= filler_array_max_size()) failed: too big for a single object
Summary: Change filler max value temporarily for G1DummyRegionsPerGC flag.
Reviewed-by: tbenson, tschatzl
| author | sangheki |
|---|---|
| date | Thu, 12 Nov 2015 09:52:04 -0800 |
| parents | d4fd14f628fb |
| children | 41cc1ac3e1d9 |
| files | hotspot/src/share/vm/gc/g1/g1CollectedHeap.cpp |
| diffstat | 1 files changed, 4 insertions(+), 0 deletions(-) [+] |
line wrap: on
line diff
--- a/hotspot/src/share/vm/gc/g1/g1CollectedHeap.cpp Fri Nov 13 09:12:06 2015 +0100 +++ b/hotspot/src/share/vm/gc/g1/g1CollectedHeap.cpp Thu Nov 12 09:52:04 2015 -0800 @@ -2278,6 +2278,10 @@ // And as a result the region we'll allocate will be humongous. guarantee(is_humongous(word_size), "sanity"); + // _filler_array_max_size is set to humongous object threshold + // but temporarily change it to use CollectedHeap::fill_with_object(). + SizeTFlagSetting fs(_filler_array_max_size, word_size); + for (uintx i = 0; i < G1DummyRegionsPerGC; ++i) { // Let's use the existing mechanism for the allocation HeapWord* dummy_obj = humongous_obj_allocate(word_size,