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8008966: NPG: Inefficient Metaspace counter functions cause large young GC regressions

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Reviewed-by: mgerdin, coleenp
This commit is contained in:
Jon Masamitsu 2013-02-12 14:15:45 -08:00
parent eafc00bc25
commit d72b516201
12 changed files with 398 additions and 175 deletions
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3
hotspot/src/share/vm/memory/genCollectedHeap.cpp
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@ -377,7 +377,7 @@ void GenCollectedHeap::do_collection(bool full,
ClearedAllSoftRefs casr(do_clear_all_soft_refs, collector_policy());
const size_t metadata_prev_used = MetaspaceAux::used_in_bytes();
const size_t metadata_prev_used = MetaspaceAux::allocated_used_bytes();
print_heap_before_gc();
@ -556,6 +556,7 @@ void GenCollectedHeap::do_collection(bool full,
if (complete) {
// Delete metaspaces for unloaded class loaders and clean up loader_data graph
ClassLoaderDataGraph::purge();
MetaspaceAux::verify_metrics();
// Resize the metaspace capacity after full collections
MetaspaceGC::compute_new_size();
update_full_collections_completed();