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comparison src/share/vm/gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.cpp @ 20771:9fa3bf3043a2

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Merge
author asaha
date Wed, 26 Nov 2014 08:14:21 -0800
parents c2844108a708 a28b7832203a
children 7848fc12602b
comparison
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20770:02c7eebe5f52 20771:9fa3bf3043a2
2639 // book-keeping stats 2639 // book-keeping stats
2640 void CFLS_LAB::get_from_global_pool(size_t word_sz, AdaptiveFreeList<FreeChunk>* fl) { 2640 void CFLS_LAB::get_from_global_pool(size_t word_sz, AdaptiveFreeList<FreeChunk>* fl) {
2641 // Get the #blocks we want to claim 2641 // Get the #blocks we want to claim
2642 size_t n_blks = (size_t)_blocks_to_claim[word_sz].average(); 2642 size_t n_blks = (size_t)_blocks_to_claim[word_sz].average();
2643 assert(n_blks > 0, "Error"); 2643 assert(n_blks > 0, "Error");
2644 assert(ResizePLAB || n_blks == OldPLABSize, "Error"); 2644 assert(ResizeOldPLAB || n_blks == OldPLABSize, "Error");
2645 // In some cases, when the application has a phase change, 2645 // In some cases, when the application has a phase change,
2646 // there may be a sudden and sharp shift in the object survival 2646 // there may be a sudden and sharp shift in the object survival
2647 // profile, and updating the counts at the end of a scavenge 2647 // profile, and updating the counts at the end of a scavenge
2648 // may not be quick enough, giving rise to large scavenge pauses 2648 // may not be quick enough, giving rise to large scavenge pauses
2649 // during these phase changes. It is beneficial to detect such 2649 // during these phase changes. It is beneficial to detect such