comparison src/share/vm/memory/metaspaceGCThresholdUpdater.hpp @ 5982:daef39043d2c

8036698: Add trace event for updates to metaspace gc threshold Reviewed-by: stefank, mgerdin
author ehelin
date Fri, 21 Mar 2014 10:17:47 +0100
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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 #ifndef SHARE_VM_MEMORY_METASPACE_GC_THRESHOLD_UPDATER_HPP
26 #define SHARE_VM_MEMORY_METASPACE_GC_THRESHOLD_UPDATER_HPP
27
28 #include "memory/allocation.hpp"
29 #include "utilities/debug.hpp"
30
31 class MetaspaceGCThresholdUpdater : public AllStatic {
32 public:
33 enum Type {
34 ComputeNewSize,
35 ExpandAndAllocate,
36 Last
37 };
38
39 static const char* to_string(MetaspaceGCThresholdUpdater::Type updater) {
40 switch (updater) {
41 case ComputeNewSize:
42 return "compute_new_size";
43 case ExpandAndAllocate:
44 return "expand_and_allocate";
45 default:
46 assert(false, err_msg("Got bad updater: %d", (int) updater));
47 return NULL;
48 };
49 }
50 };
51
52 #endif // SHARE_VM_MEMORY_METASPACE_GC_THRESHOLD_UPDATER_HPP