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6946417: G1: Java VisualVM does not support G1 properly

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Added counters for jstat

Reviewed-by: tonyp, jwilhelm, stefank, ysr, johnc
This commit is contained in:
Jon Masamitsu 2011-04-21 10:23:44 -07:00
parent 11badb92aa
commit 6663052a88
10 changed files with 575 additions and 117 deletions
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37
hotspot/src/share/vm/services/g1MemoryPool.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -34,10 +34,10 @@ G1MemoryPoolSuper::G1MemoryPoolSuper(G1CollectedHeap* g1h,
size_t init_size,
bool support_usage_threshold) :
_g1h(g1h), CollectedMemoryPool(name,
MemoryPool::Heap,
init_size,
undefined_max(),
support_usage_threshold) {
MemoryPool::Heap,
init_size,
undefined_max(),
support_usage_threshold) {
assert(UseG1GC, "sanity");
}
@ -48,44 +48,27 @@ size_t G1MemoryPoolSuper::eden_space_committed(G1CollectedHeap* g1h) {
// See the comment at the top of g1MemoryPool.hpp
size_t G1MemoryPoolSuper::eden_space_used(G1CollectedHeap* g1h) {
size_t young_list_length = g1h->young_list()->length();
size_t eden_used = young_list_length * HeapRegion::GrainBytes;
size_t survivor_used = survivor_space_used(g1h);
eden_used = subtract_up_to_zero(eden_used, survivor_used);
return eden_used;
return g1h->g1mm()->eden_space_used();
}
// See the comment at the top of g1MemoryPool.hpp
size_t G1MemoryPoolSuper::survivor_space_committed(G1CollectedHeap* g1h) {
return MAX2(survivor_space_used(g1h), (size_t) HeapRegion::GrainBytes);
return g1h->g1mm()->survivor_space_committed();
}
// See the comment at the top of g1MemoryPool.hpp
size_t G1MemoryPoolSuper::survivor_space_used(G1CollectedHeap* g1h) {
size_t survivor_num = g1h->g1_policy()->recorded_survivor_regions();
size_t survivor_used = survivor_num * HeapRegion::GrainBytes;
return survivor_used;
return g1h->g1mm()->survivor_space_used();
}
// See the comment at the top of g1MemoryPool.hpp
size_t G1MemoryPoolSuper::old_space_committed(G1CollectedHeap* g1h) {
size_t committed = overall_committed(g1h);
size_t eden_committed = eden_space_committed(g1h);
size_t survivor_committed = survivor_space_committed(g1h);
committed = subtract_up_to_zero(committed, eden_committed);
committed = subtract_up_to_zero(committed, survivor_committed);
committed = MAX2(committed, (size_t) HeapRegion::GrainBytes);
return committed;
return g1h->g1mm()->old_space_committed();
}
// See the comment at the top of g1MemoryPool.hpp
size_t G1MemoryPoolSuper::old_space_used(G1CollectedHeap* g1h) {
size_t used = overall_used(g1h);
size_t eden_used = eden_space_used(g1h);
size_t survivor_used = survivor_space_used(g1h);
used = subtract_up_to_zero(used, eden_used);
used = subtract_up_to_zero(used, survivor_used);
return used;
return g1h->g1mm()->old_space_used();
}
G1EdenPool::G1EdenPool(G1CollectedHeap* g1h) :