--- old/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp 2014-04-01 16:38:12.655585944 +0200 +++ new/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp 2014-04-01 16:38:12.555585939 +0200 @@ -1288,7 +1288,7 @@ print_heap_before_gc(); trace_heap_before_gc(gc_tracer); - size_t metadata_prev_used = MetaspaceAux::allocated_used_bytes(); + size_t metadata_prev_used = MetaspaceAux::used_bytes(); verify_region_sets_optional(); --- old/src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp 2014-04-01 16:38:13.243585971 +0200 +++ new/src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp 2014-04-01 16:38:13.151585967 +0200 @@ -1204,7 +1204,7 @@ (_young_list_target_length * HeapRegion::GrainBytes) - _survivor_used_bytes_before_gc; if (full) { - _metaspace_used_bytes_before_gc = MetaspaceAux::allocated_used_bytes(); + _metaspace_used_bytes_before_gc = MetaspaceAux::used_bytes(); } } --- old/src/share/vm/gc_implementation/parallelScavenge/psMarkSweep.cpp 2014-04-01 16:38:13.787585996 +0200 +++ new/src/share/vm/gc_implementation/parallelScavenge/psMarkSweep.cpp 2014-04-01 16:38:13.695585992 +0200 @@ -184,7 +184,7 @@ size_t prev_used = heap->used(); // Capture metadata size before collection for sizing. - size_t metadata_prev_used = MetaspaceAux::allocated_used_bytes(); + size_t metadata_prev_used = MetaspaceAux::used_bytes(); // For PrintGCDetails size_t old_gen_prev_used = old_gen->used_in_bytes(); --- old/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp 2014-04-01 16:38:14.319586021 +0200 +++ new/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp 2014-04-01 16:38:14.227586017 +0200 @@ -928,7 +928,7 @@ _heap_used = heap->used(); _young_gen_used = heap->young_gen()->used_in_bytes(); _old_gen_used = heap->old_gen()->used_in_bytes(); - _metadata_used = MetaspaceAux::allocated_used_bytes(); + _metadata_used = MetaspaceAux::used_bytes(); }; size_t heap_used() const { return _heap_used; } --- old/src/share/vm/gc_interface/collectedHeap.cpp 2014-04-01 16:38:14.875586047 +0200 +++ new/src/share/vm/gc_interface/collectedHeap.cpp 2014-04-01 16:38:14.787586043 +0200 @@ -86,15 +86,15 @@ MetaspaceSummary CollectedHeap::create_metaspace_summary() { const MetaspaceSizes meta_space( MetaspaceAux::committed_bytes(), - MetaspaceAux::allocated_used_bytes(), + MetaspaceAux::used_bytes(), MetaspaceAux::reserved_bytes()); const MetaspaceSizes data_space( MetaspaceAux::committed_bytes(Metaspace::NonClassType), - MetaspaceAux::allocated_used_bytes(Metaspace::NonClassType), + MetaspaceAux::used_bytes(Metaspace::NonClassType), MetaspaceAux::reserved_bytes(Metaspace::NonClassType)); const MetaspaceSizes class_space( MetaspaceAux::committed_bytes(Metaspace::ClassType), - MetaspaceAux::allocated_used_bytes(Metaspace::ClassType), + MetaspaceAux::used_bytes(Metaspace::ClassType), MetaspaceAux::reserved_bytes(Metaspace::ClassType)); const MetaspaceChunkFreeListSummary& ms_chunk_free_list_summary = --- old/src/share/vm/memory/genCollectedHeap.cpp 2014-04-01 16:38:15.403586072 +0200 +++ new/src/share/vm/memory/genCollectedHeap.cpp 2014-04-01 16:38:15.315586067 +0200 @@ -374,7 +374,7 @@ ClearedAllSoftRefs casr(do_clear_all_soft_refs, collector_policy()); - const size_t metadata_prev_used = MetaspaceAux::allocated_used_bytes(); + const size_t metadata_prev_used = MetaspaceAux::used_bytes(); print_heap_before_gc(); --- old/src/share/vm/memory/metaspace.cpp 2014-04-01 16:38:15.939586096 +0200 +++ new/src/share/vm/memory/metaspace.cpp 2014-04-01 16:38:15.847586092 +0200 @@ -1447,7 +1447,7 @@ uint current_shrink_factor = _shrink_factor; _shrink_factor = 0; - const size_t used_after_gc = MetaspaceAux::allocated_capacity_bytes(); + const size_t used_after_gc = MetaspaceAux::capacity_bytes(); const size_t capacity_until_GC = MetaspaceGC::capacity_until_GC(); const double minimum_free_percentage = MinMetaspaceFreeRatio / 100.0; @@ -2538,8 +2538,8 @@ // MetaspaceAux -size_t MetaspaceAux::_allocated_capacity_words[] = {0, 0}; -size_t MetaspaceAux::_allocated_used_words[] = {0, 0}; +size_t MetaspaceAux::_capacity_words[] = {0, 0}; +size_t MetaspaceAux::_used_words[] = {0, 0}; size_t MetaspaceAux::free_bytes(Metaspace::MetadataType mdtype) { VirtualSpaceList* list = Metaspace::get_space_list(mdtype); @@ -2552,38 +2552,38 @@ void MetaspaceAux::dec_capacity(Metaspace::MetadataType mdtype, size_t words) { assert_lock_strong(SpaceManager::expand_lock()); - assert(words <= allocated_capacity_words(mdtype), + assert(words <= capacity_words(mdtype), err_msg("About to decrement below 0: words " SIZE_FORMAT - " is greater than _allocated_capacity_words[%u] " SIZE_FORMAT, - words, mdtype, allocated_capacity_words(mdtype))); - _allocated_capacity_words[mdtype] -= words; + " is greater than _capacity_words[%u] " SIZE_FORMAT, + words, mdtype, capacity_words(mdtype))); + _capacity_words[mdtype] -= words; } void MetaspaceAux::inc_capacity(Metaspace::MetadataType mdtype, size_t words) { assert_lock_strong(SpaceManager::expand_lock()); // Needs to be atomic - _allocated_capacity_words[mdtype] += words; + _capacity_words[mdtype] += words; } void MetaspaceAux::dec_used(Metaspace::MetadataType mdtype, size_t words) { - assert(words <= allocated_used_words(mdtype), + assert(words <= used_words(mdtype), err_msg("About to decrement below 0: words " SIZE_FORMAT - " is greater than _allocated_used_words[%u] " SIZE_FORMAT, - words, mdtype, allocated_used_words(mdtype))); + " is greater than _used_words[%u] " SIZE_FORMAT, + words, mdtype, used_words(mdtype))); // For CMS deallocation of the Metaspaces occurs during the // sweep which is a concurrent phase. Protection by the expand_lock() // is not enough since allocation is on a per Metaspace basis // and protected by the Metaspace lock. jlong minus_words = (jlong) - (jlong) words; - Atomic::add_ptr(minus_words, &_allocated_used_words[mdtype]); + Atomic::add_ptr(minus_words, &_used_words[mdtype]); } void MetaspaceAux::inc_used(Metaspace::MetadataType mdtype, size_t words) { - // _allocated_used_words tracks allocations for + // _used_words tracks allocations for // each piece of metadata. Those allocations are // generally done concurrently by different application // threads so must be done atomically. - Atomic::add_ptr(words, &_allocated_used_words[mdtype]); + Atomic::add_ptr(words, &_used_words[mdtype]); } size_t MetaspaceAux::used_bytes_slow(Metaspace::MetadataType mdtype) { @@ -2630,16 +2630,16 @@ size_t MetaspaceAux::capacity_bytes_slow() { #ifdef PRODUCT - // Use allocated_capacity_bytes() in PRODUCT instead of this function. + // Use capacity_bytes() in PRODUCT instead of this function. guarantee(false, "Should not call capacity_bytes_slow() in the PRODUCT"); #endif size_t class_capacity = capacity_bytes_slow(Metaspace::ClassType); size_t non_class_capacity = capacity_bytes_slow(Metaspace::NonClassType); - assert(allocated_capacity_bytes() == class_capacity + non_class_capacity, - err_msg("bad accounting: allocated_capacity_bytes() " SIZE_FORMAT + assert(capacity_bytes() == class_capacity + non_class_capacity, + err_msg("bad accounting: capacity_bytes() " SIZE_FORMAT " class_capacity + non_class_capacity " SIZE_FORMAT " class_capacity " SIZE_FORMAT " non_class_capacity " SIZE_FORMAT, - allocated_capacity_bytes(), class_capacity + non_class_capacity, + capacity_bytes(), class_capacity + non_class_capacity, class_capacity, non_class_capacity)); return class_capacity + non_class_capacity; @@ -2699,14 +2699,14 @@ "->" SIZE_FORMAT "(" SIZE_FORMAT ")", prev_metadata_used, - allocated_used_bytes(), + used_bytes(), reserved_bytes()); } else { gclog_or_tty->print(" " SIZE_FORMAT "K" "->" SIZE_FORMAT "K" "(" SIZE_FORMAT "K)", prev_metadata_used/K, - allocated_used_bytes()/K, + used_bytes()/K, reserved_bytes()/K); } @@ -2722,8 +2722,8 @@ "capacity " SIZE_FORMAT "K, " "committed " SIZE_FORMAT "K, " "reserved " SIZE_FORMAT "K", - allocated_used_bytes()/K, - allocated_capacity_bytes()/K, + used_bytes()/K, + capacity_bytes()/K, committed_bytes()/K, reserved_bytes()/K); @@ -2734,8 +2734,8 @@ "capacity " SIZE_FORMAT "K, " "committed " SIZE_FORMAT "K, " "reserved " SIZE_FORMAT "K", - allocated_used_bytes(ct)/K, - allocated_capacity_bytes(ct)/K, + used_bytes(ct)/K, + capacity_bytes(ct)/K, committed_bytes(ct)/K, reserved_bytes(ct)/K); } @@ -2837,42 +2837,42 @@ void MetaspaceAux::verify_capacity() { #ifdef ASSERT - size_t running_sum_capacity_bytes = allocated_capacity_bytes(); + size_t running_sum_capacity_bytes = capacity_bytes(); // For purposes of the running sum of capacity, verify against capacity size_t capacity_in_use_bytes = capacity_bytes_slow(); assert(running_sum_capacity_bytes == capacity_in_use_bytes, - err_msg("allocated_capacity_words() * BytesPerWord " SIZE_FORMAT + err_msg("capacity_words() * BytesPerWord " SIZE_FORMAT " capacity_bytes_slow()" SIZE_FORMAT, running_sum_capacity_bytes, capacity_in_use_bytes)); for (Metaspace::MetadataType i = Metaspace::ClassType; i < Metaspace:: MetadataTypeCount; i = (Metaspace::MetadataType)(i + 1)) { size_t capacity_in_use_bytes = capacity_bytes_slow(i); - assert(allocated_capacity_bytes(i) == capacity_in_use_bytes, - err_msg("allocated_capacity_bytes(%u) " SIZE_FORMAT + assert(capacity_bytes(i) == capacity_in_use_bytes, + err_msg("capacity_bytes(%u) " SIZE_FORMAT " capacity_bytes_slow(%u)" SIZE_FORMAT, - i, allocated_capacity_bytes(i), i, capacity_in_use_bytes)); + i, capacity_bytes(i), i, capacity_in_use_bytes)); } #endif } void MetaspaceAux::verify_used() { #ifdef ASSERT - size_t running_sum_used_bytes = allocated_used_bytes(); + size_t running_sum_used_bytes = used_bytes(); // For purposes of the running sum of used, verify against used size_t used_in_use_bytes = used_bytes_slow(); - assert(allocated_used_bytes() == used_in_use_bytes, - err_msg("allocated_used_bytes() " SIZE_FORMAT + assert(used_bytes() == used_in_use_bytes, + err_msg("used_bytes() " SIZE_FORMAT " used_bytes_slow()" SIZE_FORMAT, - allocated_used_bytes(), used_in_use_bytes)); + used_bytes(), used_in_use_bytes)); for (Metaspace::MetadataType i = Metaspace::ClassType; i < Metaspace:: MetadataTypeCount; i = (Metaspace::MetadataType)(i + 1)) { size_t used_in_use_bytes = used_bytes_slow(i); - assert(allocated_used_bytes(i) == used_in_use_bytes, - err_msg("allocated_used_bytes(%u) " SIZE_FORMAT + assert(used_bytes(i) == used_in_use_bytes, + err_msg("used_bytes(%u) " SIZE_FORMAT " used_bytes_slow(%u)" SIZE_FORMAT, - i, allocated_used_bytes(i), i, used_in_use_bytes)); + i, used_bytes(i), i, used_in_use_bytes)); } #endif } --- old/src/share/vm/memory/metaspace.hpp 2014-04-01 16:38:16.499586122 +0200 +++ new/src/share/vm/memory/metaspace.hpp 2014-04-01 16:38:16.411586118 +0200 @@ -280,11 +280,11 @@ // allocated to a Metaspace. This is used instead of // iterating over all the classloaders. One for each // type of Metadata - static size_t _allocated_capacity_words[Metaspace:: MetadataTypeCount]; - // Running sum of space in all Metachunks that have + static size_t _capacity_words[Metaspace:: MetadataTypeCount]; + // Running sum of space in all Metachunks that // are being used for metadata. One for each // type of Metadata. - static size_t _allocated_used_words[Metaspace:: MetadataTypeCount]; + static size_t _used_words[Metaspace:: MetadataTypeCount]; public: // Decrement and increment _allocated_capacity_words @@ -308,32 +308,32 @@ static size_t free_chunks_total_bytes(); static size_t free_chunks_total_bytes(Metaspace::MetadataType mdtype); - static size_t allocated_capacity_words(Metaspace::MetadataType mdtype) { - return _allocated_capacity_words[mdtype]; + static size_t capacity_words(Metaspace::MetadataType mdtype) { + return _capacity_words[mdtype]; } - static size_t allocated_capacity_words() { - return allocated_capacity_words(Metaspace::NonClassType) + - allocated_capacity_words(Metaspace::ClassType); + static size_t capacity_words() { + return capacity_words(Metaspace::NonClassType) + + capacity_words(Metaspace::ClassType); } - static size_t allocated_capacity_bytes(Metaspace::MetadataType mdtype) { - return allocated_capacity_words(mdtype) * BytesPerWord; + static size_t capacity_bytes(Metaspace::MetadataType mdtype) { + return capacity_words(mdtype) * BytesPerWord; } - static size_t allocated_capacity_bytes() { - return allocated_capacity_words() * BytesPerWord; + static size_t capacity_bytes() { + return capacity_words() * BytesPerWord; } - static size_t allocated_used_words(Metaspace::MetadataType mdtype) { - return _allocated_used_words[mdtype]; + static size_t used_words(Metaspace::MetadataType mdtype) { + return _used_words[mdtype]; } - static size_t allocated_used_words() { - return allocated_used_words(Metaspace::NonClassType) + - allocated_used_words(Metaspace::ClassType); + static size_t used_words() { + return used_words(Metaspace::NonClassType) + + used_words(Metaspace::ClassType); } - static size_t allocated_used_bytes(Metaspace::MetadataType mdtype) { - return allocated_used_words(mdtype) * BytesPerWord; + static size_t used_bytes(Metaspace::MetadataType mdtype) { + return used_words(mdtype) * BytesPerWord; } - static size_t allocated_used_bytes() { - return allocated_used_words() * BytesPerWord; + static size_t used_bytes() { + return used_words() * BytesPerWord; } static size_t free_bytes(); --- old/src/share/vm/memory/metaspaceCounters.cpp 2014-04-01 16:38:17.027586147 +0200 +++ new/src/share/vm/memory/metaspaceCounters.cpp 2014-04-01 16:38:16.939586143 +0200 @@ -66,7 +66,7 @@ MetaspacePerfCounters* MetaspaceCounters::_perf_counters = NULL; size_t MetaspaceCounters::used() { - return MetaspaceAux::allocated_used_bytes(); + return MetaspaceAux::used_bytes(); } size_t MetaspaceCounters::capacity() { @@ -98,7 +98,7 @@ MetaspacePerfCounters* CompressedClassSpaceCounters::_perf_counters = NULL; size_t CompressedClassSpaceCounters::used() { - return MetaspaceAux::allocated_used_bytes(Metaspace::ClassType); + return MetaspaceAux::used_bytes(Metaspace::ClassType); } size_t CompressedClassSpaceCounters::capacity() { --- old/src/share/vm/services/memoryPool.cpp 2014-04-01 16:38:17.551586171 +0200 +++ new/src/share/vm/services/memoryPool.cpp 2014-04-01 16:38:17.463586167 +0200 @@ -268,7 +268,7 @@ } size_t MetaspacePool::used_in_bytes() { - return MetaspaceAux::allocated_used_bytes(); + return MetaspaceAux::used_bytes(); } size_t MetaspacePool::calculate_max_size() const { @@ -280,7 +280,7 @@ MemoryPool("Compressed Class Space", NonHeap, 0, CompressedClassSpaceSize, true, false) { } size_t CompressedKlassSpacePool::used_in_bytes() { - return MetaspaceAux::allocated_used_bytes(Metaspace::ClassType); + return MetaspaceAux::used_bytes(Metaspace::ClassType); } MemoryUsage CompressedKlassSpacePool::get_memory_usage() {