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6995781: Native Memory Tracking (Phase 1)

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7151532: DCmd for hotspot native memory tracking

Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd

Reviewed-by: acorn, coleenp, fparain
This commit is contained in:
Zhengyu Gu 2012-06-28 17:03:16 -04:00
parent 8e42425c92
commit a39b17624a
315 changed files with 7245 additions and 1477 deletions
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5
hotspot/src/share/vm/memory/heap.cpp
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@ -26,7 +26,7 @@
#include "memory/heap.hpp"
#include "oops/oop.inline.hpp"
#include "runtime/os.hpp"
#include "services/memTracker.hpp"
size_t CodeHeap::header_size() {
return sizeof(HeapBlock);
@ -130,6 +130,9 @@ bool CodeHeap::reserve(size_t reserved_size, size_t committed_size,
if (!_segmap.initialize(align_to_page_size(_number_of_reserved_segments), align_to_page_size(_number_of_committed_segments))) {
return false;
}
MemTracker::record_virtual_memory_type((address)_segmap.low_boundary(), mtCode);
assert(_segmap.committed_size() >= (size_t) _number_of_committed_segments, "could not commit enough space for segment map");
assert(_segmap.reserved_size() >= (size_t) _number_of_reserved_segments , "could not reserve enough space for segment map");
assert(_segmap.reserved_size() >= _segmap.committed_size() , "just checking");