Thu, 19 Jun 2014 13:31:14 +0200
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
Reviewed-by: jwilhelm, ehelin, tschatzl
1 /*
2 * Copyright (c) 2002, 2012, 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.
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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
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23 */
25 #include "precompiled.hpp"
26 #include "gc_implementation/shared/generationCounters.hpp"
27 #include "memory/resourceArea.hpp"
29 void GenerationCounters::initialize(const char* name, int ordinal, int spaces,
30 size_t min_capacity, size_t max_capacity,
31 size_t curr_capacity) {
32 if (UsePerfData) {
33 EXCEPTION_MARK;
34 ResourceMark rm;
36 const char* cns = PerfDataManager::name_space("generation", ordinal);
38 _name_space = NEW_C_HEAP_ARRAY(char, strlen(cns)+1, mtGC);
39 strcpy(_name_space, cns);
41 const char* cname = PerfDataManager::counter_name(_name_space, "name");
42 PerfDataManager::create_string_constant(SUN_GC, cname, name, CHECK);
44 cname = PerfDataManager::counter_name(_name_space, "spaces");
45 PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_None,
46 spaces, CHECK);
48 cname = PerfDataManager::counter_name(_name_space, "minCapacity");
49 PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
50 min_capacity, CHECK);
52 cname = PerfDataManager::counter_name(_name_space, "maxCapacity");
53 PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
54 max_capacity, CHECK);
56 cname = PerfDataManager::counter_name(_name_space, "capacity");
57 _current_size =
58 PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
59 curr_capacity, CHECK);
60 }
61 }
63 GenerationCounters::GenerationCounters(const char* name,
64 int ordinal, int spaces,
65 VirtualSpace* v)
66 : _virtual_space(v) {
67 assert(v != NULL, "don't call this constructor if v == NULL");
68 initialize(name, ordinal, spaces,
69 v->committed_size(), v->reserved_size(), v->committed_size());
70 }
72 GenerationCounters::GenerationCounters(const char* name,
73 int ordinal, int spaces,
74 size_t min_capacity, size_t max_capacity,
75 size_t curr_capacity)
76 : _virtual_space(NULL) {
77 initialize(name, ordinal, spaces, min_capacity, max_capacity, curr_capacity);
78 }
80 void GenerationCounters::update_all() {
81 assert(_virtual_space != NULL, "otherwise, override this method");
82 _current_size->set_value(_virtual_space->committed_size());
83 }