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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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66
hotspot/src/share/vm/gc_implementation/shared/hSpaceCounters.cpp Normal file
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/*
* Copyright (c) 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
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#include "precompiled.hpp"
#include "gc_implementation/shared/hSpaceCounters.hpp"
#include "memory/generation.hpp"
#include "memory/resourceArea.hpp"
HSpaceCounters::HSpaceCounters(const char* name,
int ordinal,
size_t max_size,
size_t initial_capacity,
GenerationCounters* gc) {
if (UsePerfData) {
EXCEPTION_MARK;
ResourceMark rm;
const char* cns =
PerfDataManager::name_space(gc->name_space(), "space", ordinal);
_name_space = NEW_C_HEAP_ARRAY(char, strlen(cns)+1);
strcpy(_name_space, cns);
const char* cname = PerfDataManager::counter_name(_name_space, "name");
PerfDataManager::create_string_constant(SUN_GC, cname, name, CHECK);
cname = PerfDataManager::counter_name(_name_space, "maxCapacity");
PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
(jlong)max_size, CHECK);
cname = PerfDataManager::counter_name(_name_space, "capacity");
_capacity = PerfDataManager::create_variable(SUN_GC, cname,
PerfData::U_Bytes,
initial_capacity, CHECK);
cname = PerfDataManager::counter_name(_name_space, "used");
_used = PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
(jlong) 0, CHECK);
cname = PerfDataManager::counter_name(_name_space, "initCapacity");
PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
initial_capacity, CHECK);
}
}