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comparison src/share/vm/gc_implementation/shared/hSpaceCounters.cpp @ 3289:b52782ae3880

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6946417: G1: Java VisualVM does not support G1 properly. Summary: Added counters for jstat Reviewed-by: tonyp, jwilhelm, stefank, ysr, johnc
author jmasa
date Thu, 21 Apr 2011 10:23:44 -0700
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children d2a62e0f25eb
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3288:c0dcda80820f 3289:b52782ae3880
1 /*
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #include "precompiled.hpp"
26 #include "gc_implementation/shared/hSpaceCounters.hpp"
27 #include "memory/generation.hpp"
28 #include "memory/resourceArea.hpp"
29
30 HSpaceCounters::HSpaceCounters(const char* name,
31 int ordinal,
32 size_t max_size,
33 size_t initial_capacity,
34 GenerationCounters* gc) {
35
36 if (UsePerfData) {
37 EXCEPTION_MARK;
38 ResourceMark rm;
39
40 const char* cns =
41 PerfDataManager::name_space(gc->name_space(), "space", ordinal);
42
43 _name_space = NEW_C_HEAP_ARRAY(char, strlen(cns)+1);
44 strcpy(_name_space, cns);
45
46 const char* cname = PerfDataManager::counter_name(_name_space, "name");
47 PerfDataManager::create_string_constant(SUN_GC, cname, name, CHECK);
48
49 cname = PerfDataManager::counter_name(_name_space, "maxCapacity");
50 PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
51 (jlong)max_size, CHECK);
52
53 cname = PerfDataManager::counter_name(_name_space, "capacity");
54 _capacity = PerfDataManager::create_variable(SUN_GC, cname,
55 PerfData::U_Bytes,
56 initial_capacity, CHECK);
57
58 cname = PerfDataManager::counter_name(_name_space, "used");
59 _used = PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
60 (jlong) 0, CHECK);
61
62 cname = PerfDataManager::counter_name(_name_space, "initCapacity");
63 PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
64 initial_capacity, CHECK);
65 }
66 }