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annotate src/share/vm/memory/metaspaceTracer.hpp @ 17769:bc7714614ad8

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8036699: Add trace event when a metaspace allocation fails Reviewed-by: jmasa, stefank
author ehelin
date Fri, 21 Mar 2014 10:20:00 +0100
parents daef39043d2c
children 5af31f70a866
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1 /*
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2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef SHARE_VM_MEMORY_METASPACE_TRACER_HPP
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26 #define SHARE_VM_MEMORY_METASPACE_TRACER_HPP
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27
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28 #include "memory/allocation.hpp"
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29 #include "memory/metaspace.hpp"
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30 #include "memory/metaspaceGCThresholdUpdater.hpp"
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31
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32 class ClassLoaderData;
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33
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34 class MetaspaceTracer : public CHeapObj<mtTracing> {
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35 public:
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36 void report_gc_threshold(size_t old_val,
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37 size_t new_val,
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38 MetaspaceGCThresholdUpdater::Type updater) const;
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39 void report_metaspace_allocation_failure(ClassLoaderData *cld,
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40 size_t word_size,
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41 MetaspaceObj::Type objtype,
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42 Metaspace::MetadataType mdtype) const;
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43 };
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44
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45 #endif // SHARE_VM_MEMORY_METASPACE_TRACER_HPP