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6783381: NUMA allocator: don't pretouch eden space with UseNUMA

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Moved pretouching to MutableSpace. Also MutableSpace now turns on page interleaving for the region it covers.

Reviewed-by: jmasa, jcoomes
This commit is contained in:
Igor Veresov 2009-01-27 18:13:59 -08:00
parent f031c45430
commit da292a7197
8 changed files with 135 additions and 59 deletions
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8
hotspot/src/share/vm/gc_implementation/shared/mutableNUMASpace.hpp
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@ -82,8 +82,8 @@ class MutableNUMASpace : public MutableSpace {
char* last_page_scanned() { return _last_page_scanned; }
void set_last_page_scanned(char* p) { _last_page_scanned = p; }
public:
LGRPSpace(int l) : _lgrp_id(l), _last_page_scanned(NULL), _allocation_failed(false) {
_space = new MutableSpace();
LGRPSpace(int l, size_t alignment) : _lgrp_id(l), _last_page_scanned(NULL), _allocation_failed(false) {
_space = new MutableSpace(alignment);
_alloc_rate = new AdaptiveWeightedAverage(NUMAChunkResizeWeight);
}
~LGRPSpace() {
@ -183,10 +183,10 @@ class MutableNUMASpace : public MutableSpace {
public:
GrowableArray<LGRPSpace*>* lgrp_spaces() const { return _lgrp_spaces; }
MutableNUMASpace();
MutableNUMASpace(size_t alignment);
virtual ~MutableNUMASpace();
// Space initialization.
virtual void initialize(MemRegion mr, bool clear_space, bool mangle_space);
virtual void initialize(MemRegion mr, bool clear_space, bool mangle_space, bool setup_pages = SetupPages);
// Update space layout if necessary. Do all adaptive resizing job.
virtual void update();
// Update allocation rate averages.