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src/share/vm/gc_implementation/shared/generationCounters.cpp@2a241e764894 (annotated)

src/share/vm/gc_implementation/shared/generationCounters.cpp

Fri, 10 Jun 2011 15:08:36 -0700

author

minqi

date

Fri, 10 Jun 2011 15:08:36 -0700

changeset 2964

2a241e764894

parent 2821

b52782ae3880

child 3176

8229bd737950

permissions

-rw-r--r--

6941923: RFE: Handling large log files produced by long running Java Applications
Summary: supply optinal flags to realize gc log rotation
Reviewed-by: ysr, jwilhelm

duke@435	1	/*
jmasa@2821	2	* Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
stefank@2314	25	#include "precompiled.hpp"
stefank@2314	26	#include "gc_implementation/shared/generationCounters.hpp"
stefank@2314	27	#include "memory/resourceArea.hpp"
duke@435	28
duke@435	29
duke@435	30	GenerationCounters::GenerationCounters(const char* name,
duke@435	31	int ordinal, int spaces,
duke@435	32	VirtualSpace* v):
duke@435	33	_virtual_space(v) {
duke@435	34
duke@435	35	if (UsePerfData) {
duke@435	36
duke@435	37	EXCEPTION_MARK;
duke@435	38	ResourceMark rm;
duke@435	39
duke@435	40	const char* cns = PerfDataManager::name_space("generation", ordinal);
duke@435	41
duke@435	42	_name_space = NEW_C_HEAP_ARRAY(char, strlen(cns)+1);
duke@435	43	strcpy(_name_space, cns);
duke@435	44
duke@435	45	const char* cname = PerfDataManager::counter_name(_name_space, "name");
duke@435	46	PerfDataManager::create_string_constant(SUN_GC, cname, name, CHECK);
duke@435	47
duke@435	48	cname = PerfDataManager::counter_name(_name_space, "spaces");
duke@435	49	PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_None,
duke@435	50	spaces, CHECK);
duke@435	51
duke@435	52	cname = PerfDataManager::counter_name(_name_space, "minCapacity");
duke@435	53	PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
jmasa@2821	54	_virtual_space == NULL ? 0 :
duke@435	55	_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,
jmasa@2821	59	_virtual_space == NULL ? 0 :
duke@435	60	_virtual_space->reserved_size(), CHECK);
duke@435	61
duke@435	62	cname = PerfDataManager::counter_name(_name_space, "capacity");
duke@435	63	_current_size = PerfDataManager::create_variable(SUN_GC, cname,
jmasa@2821	64	PerfData::U_Bytes,
jmasa@2821	65	_virtual_space == NULL ? 0 :
duke@435	66	_virtual_space->committed_size(), CHECK);
duke@435	67	}
duke@435	68	}