1 | /* |
2 | * Copyright (c) 2003, 2019, 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_SERVICES_RUNTIMESERVICE_HPP |
26 | #define SHARE_SERVICES_RUNTIMESERVICE_HPP |
27 | |
28 | #include "runtime/perfData.hpp" |
29 | #include "runtime/timer.hpp" |
30 | |
31 | class RuntimeService : public AllStatic { |
32 | private: |
33 | static PerfCounter* _sync_time_ticks; // Accumulated time spent getting to safepoints |
34 | static PerfCounter* _total_safepoints; |
35 | static PerfCounter* _safepoint_time_ticks; // Accumulated time at safepoints |
36 | static PerfCounter* _application_time_ticks; // Accumulated time not at safepoints |
37 | |
38 | public: |
39 | static void init(); |
40 | |
41 | static jlong safepoint_sync_time_ms(); |
42 | static jlong safepoint_count(); |
43 | static jlong safepoint_time_ms(); |
44 | static jlong application_time_ms(); |
45 | |
46 | // callbacks |
47 | static void record_safepoint_begin(jlong app_ticks) NOT_MANAGEMENT_RETURN; |
48 | static void record_safepoint_synchronized(jlong sync_ticks) NOT_MANAGEMENT_RETURN; |
49 | static void record_safepoint_end(jlong safepoint_ticks) NOT_MANAGEMENT_RETURN; |
50 | }; |
51 | |
52 | #endif // SHARE_SERVICES_RUNTIMESERVICE_HPP |
53 | |