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comparison src/share/vm/memory/metaspaceTracer.cpp @ 18041:52b4284cb496

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Merge with jdk8u20-b26
author Gilles Duboscq <duboscq@ssw.jku.at>
date Wed, 15 Oct 2014 16:02:50 +0200
parents 794399f4f5d9
children
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17606:45d7b2c7029d 18041:52b4284cb496
1 /*
2 * Copyright (c) 2014, 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 "classfile/classLoaderData.hpp"
27 #include "memory/metaspaceTracer.hpp"
28 #include "oops/oop.inline.hpp"
29 #include "trace/tracing.hpp"
30 #include "trace/traceBackend.hpp"
31
32 void MetaspaceTracer::report_gc_threshold(size_t old_val,
33 size_t new_val,
34 MetaspaceGCThresholdUpdater::Type updater) const {
35 EventMetaspaceGCThreshold event;
36 if (event.should_commit()) {
37 event.set_oldValue(old_val);
38 event.set_newValue(new_val);
39 event.set_updater((u1)updater);
40 event.commit();
41 }
42 }
43
44 void MetaspaceTracer::report_metaspace_allocation_failure(ClassLoaderData *cld,
45 size_t word_size,
46 MetaspaceObj::Type objtype,
47 Metaspace::MetadataType mdtype) const {
48 send_allocation_failure_event<EventMetaspaceAllocationFailure>(cld, word_size, objtype, mdtype);
49 }
50
51 void MetaspaceTracer::report_metadata_oom(ClassLoaderData *cld,
52 size_t word_size,
53 MetaspaceObj::Type objtype,
54 Metaspace::MetadataType mdtype) const {
55 send_allocation_failure_event<EventMetaspaceOOM>(cld, word_size, objtype, mdtype);
56 }
57
58 template <typename E>
59 void MetaspaceTracer::send_allocation_failure_event(ClassLoaderData *cld,
60 size_t word_size,
61 MetaspaceObj::Type objtype,
62 Metaspace::MetadataType mdtype) const {
63 E event;
64 if (event.should_commit()) {
65 if (cld->is_anonymous()) {
66 event.set_classLoader(NULL);
67 event.set_anonymousClassLoader(true);
68 } else {
69 if (cld->is_the_null_class_loader_data()) {
70 event.set_classLoader((Klass*) NULL);
71 } else {
72 event.set_classLoader(cld->class_loader()->klass());
73 }
74 event.set_anonymousClassLoader(false);
75 }
76
77 event.set_size(word_size * BytesPerWord);
78 event.set_metadataType((u1) mdtype);
79 event.set_metaspaceObjectType((u1) objtype);
80 event.commit();
81 }
82 }