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src/share/vm/gc_implementation/parallelScavenge/psGenerationCounters.cpp@da91efe96a93 (annotated)

src/share/vm/gc_implementation/parallelScavenge/psGenerationCounters.cpp

Sat, 01 Sep 2012 13:25:18 -0400

author

coleenp

date

Sat, 01 Sep 2012 13:25:18 -0400

changeset 4037

da91efe96a93

parent 3900

d2a62e0f25eb

child 4153

b9a9ed0f8eeb

permissions

-rw-r--r--

6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>

duke@435	1
duke@435	2	/*
stefank@2314	3	* Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435	4	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	5	*
duke@435	6	* This code is free software; you can redistribute it and/or modify it
duke@435	7	* under the terms of the GNU General Public License version 2 only, as
duke@435	8	* published by the Free Software Foundation.
duke@435	9	*
duke@435	10	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	11	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	12	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	13	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	14	* accompanied this code).
duke@435	15	*
duke@435	16	* You should have received a copy of the GNU General Public License version
duke@435	17	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	18	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	19	*
trims@1907	20	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	21	* or visit www.oracle.com if you need additional information or have any
trims@1907	22	* questions.
duke@435	23	*
duke@435	24	*/
duke@435	25
stefank@2314	26	#include "precompiled.hpp"
stefank@2314	27	#include "gc_implementation/parallelScavenge/psGenerationCounters.hpp"
stefank@2314	28	#include "memory/resourceArea.hpp"
duke@435	29
duke@435	30
duke@435	31	PSGenerationCounters::PSGenerationCounters(const char* name,
duke@435	32	int ordinal, int spaces,
duke@435	33	PSVirtualSpace* v):
duke@435	34	_ps_virtual_space(v) {
duke@435	35
duke@435	36	if (UsePerfData) {
duke@435	37
duke@435	38	EXCEPTION_MARK;
duke@435	39	ResourceMark rm;
duke@435	40
duke@435	41	const char* cns = PerfDataManager::name_space("generation", ordinal);
duke@435	42
zgu@3900	43	_name_space = NEW_C_HEAP_ARRAY(char, strlen(cns)+1, mtGC);
duke@435	44	strcpy(_name_space, cns);
duke@435	45
duke@435	46	const char* cname = PerfDataManager::counter_name(_name_space, "name");
duke@435	47	PerfDataManager::create_string_constant(SUN_GC, cname, name, CHECK);
duke@435	48
duke@435	49	cname = PerfDataManager::counter_name(_name_space, "spaces");
duke@435	50	PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_None,
duke@435	51	spaces, CHECK);
duke@435	52
duke@435	53	cname = PerfDataManager::counter_name(_name_space, "minCapacity");
duke@435	54	PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
duke@435	55	_ps_virtual_space->committed_size(), CHECK);
duke@435	56
duke@435	57	cname = PerfDataManager::counter_name(_name_space, "maxCapacity");
duke@435	58	PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
duke@435	59	_ps_virtual_space->reserved_size(), CHECK);
duke@435	60
duke@435	61	cname = PerfDataManager::counter_name(_name_space, "capacity");
duke@435	62	_current_size = PerfDataManager::create_variable(SUN_GC, cname,
duke@435	63	PerfData::U_Bytes, _ps_virtual_space->committed_size(), CHECK);
duke@435	64	}
duke@435	65	}