1 | /* |
2 | * Copyright (c) 2016, 2018, 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 "gc/g1/g1CollectedHeap.hpp" |
27 | #include "gc/g1/heapRegion.hpp" |
28 | #include "g1HeapRegionEventSender.hpp" |
29 | #include "jfr/jfrEvents.hpp" |
30 | |
31 | class DumpEventInfoClosure : public HeapRegionClosure { |
32 | public: |
33 | bool do_heap_region(HeapRegion* r) { |
34 | EventG1HeapRegionInformation evt; |
35 | evt.set_index(r->hrm_index()); |
36 | evt.set_type(r->get_trace_type()); |
37 | evt.set_start((uintptr_t)r->bottom()); |
38 | evt.set_used(r->used()); |
39 | evt.commit(); |
40 | return false; |
41 | } |
42 | }; |
43 | |
44 | |
45 | void G1HeapRegionEventSender::send_events() { |
46 | DumpEventInfoClosure c; |
47 | |
48 | G1CollectedHeap::heap()->heap_region_iterate(&c); |
49 | } |
50 | |