author | stuefe |
Sat, 16 Jun 2018 07:05:09 +0200 | |
changeset 50600 | 8e17fffa0a4b |
parent 50217 | 843fc56f4686 |
child 54623 | 1126f0607c70 |
permissions | -rw-r--r-- |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
1 |
/* |
50217
843fc56f4686
8203381: Replace InstanceKlass::allocate_instance_handle with JavaCalls::construct_new_instance
iklam
parents:
49449
diff
changeset
|
2 |
* Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved. |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
4 |
* |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
5 |
* This code is free software; you can redistribute it and/or modify it |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
6 |
* under the terms of the GNU General Public License version 2 only, as |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
7 |
* published by the Free Software Foundation. |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
8 |
* |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
9 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
10 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
11 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
12 |
* version 2 for more details (a copy is included in the LICENSE file that |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
13 |
* accompanied this code). |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
14 |
* |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
15 |
* You should have received a copy of the GNU General Public License version |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
16 |
* 2 along with this work; if not, write to the Free Software Foundation, |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
17 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
18 |
* |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
20 |
* or visit www.oracle.com if you need additional information or have any |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
21 |
* questions. |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
22 |
* |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
23 |
*/ |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
24 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
25 |
#include "precompiled.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
26 |
#include "classfile/systemDictionary.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
27 |
#include "classfile/vmSymbols.hpp" |
35498
392b50de06c6
8146401: Clean up oop.hpp: add inline directives and fix header files
goetz
parents:
30247
diff
changeset
|
28 |
#include "oops/objArrayOop.inline.hpp" |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
29 |
#include "oops/oop.inline.hpp" |
49449
ef5d5d343e2a
8199263: Split interfaceSupport.hpp to not require including .inline.hpp files
coleenp
parents:
47216
diff
changeset
|
30 |
#include "runtime/handles.inline.hpp" |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
31 |
#include "runtime/java.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
32 |
#include "runtime/javaCalls.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
33 |
#include "runtime/mutex.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
34 |
#include "runtime/mutexLocker.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
35 |
#include "services/gcNotifier.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
36 |
#include "services/management.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
37 |
#include "services/memoryService.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
38 |
#include "memoryManager.hpp" |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
39 |
#include "memory/oopFactory.hpp" |
37248 | 40 |
#include "memory/resourceArea.hpp" |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
41 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
42 |
GCNotificationRequest *GCNotifier::first_request = NULL; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
43 |
GCNotificationRequest *GCNotifier::last_request = NULL; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
44 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
45 |
void GCNotifier::pushNotification(GCMemoryManager *mgr, const char *action, const char *cause) { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
46 |
// Make a copy of the last GC statistics |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
47 |
// GC may occur between now and the creation of the notification |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
48 |
int num_pools = MemoryService::num_memory_pools(); |
11591
854c0dff3844
7066129: GarbageCollectorMXBean#getLastGcInfo leaks native memory
dsamersoff
parents:
10242
diff
changeset
|
49 |
// stat is deallocated inside GCNotificationRequest |
13195 | 50 |
GCStatInfo* stat = new(ResourceObj::C_HEAP, mtGC) GCStatInfo(num_pools); |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
51 |
mgr->get_last_gc_stat(stat); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
52 |
GCNotificationRequest *request = new GCNotificationRequest(os::javaTimeMillis(),mgr,action,cause,stat); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
53 |
addRequest(request); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
54 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
55 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
56 |
void GCNotifier::addRequest(GCNotificationRequest *request) { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
57 |
MutexLockerEx ml(Service_lock, Mutex::_no_safepoint_check_flag); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
58 |
if(first_request == NULL) { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
59 |
first_request = request; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
60 |
} else { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
61 |
last_request->next = request; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
62 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
63 |
last_request = request; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
64 |
Service_lock->notify_all(); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
65 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
66 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
67 |
GCNotificationRequest *GCNotifier::getRequest() { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
68 |
MutexLockerEx ml(Service_lock, Mutex::_no_safepoint_check_flag); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
69 |
GCNotificationRequest *request = first_request; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
70 |
if(first_request != NULL) { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
71 |
first_request = first_request->next; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
72 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
73 |
return request; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
74 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
75 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
76 |
bool GCNotifier::has_event() { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
77 |
return first_request != NULL; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
78 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
79 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
80 |
static Handle getGcInfoBuilder(GCMemoryManager *gcManager,TRAPS) { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
81 |
|
46329
53ccc37bda19
8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents:
46271
diff
changeset
|
82 |
Klass* gcMBeanKlass = Management::com_sun_management_internal_GarbageCollectorExtImpl_klass(CHECK_NH); |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
83 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
84 |
instanceOop i = gcManager->get_memory_manager_instance(THREAD); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
85 |
instanceHandle ih(THREAD, i); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
86 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
87 |
JavaValue result(T_OBJECT); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
88 |
JavaCallArguments args(ih); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
89 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
90 |
JavaCalls::call_virtual(&result, |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
91 |
gcMBeanKlass, |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
92 |
vmSymbols::getGcInfoBuilder_name(), |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
93 |
vmSymbols::getGcInfoBuilder_signature(), |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
94 |
&args, |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
95 |
CHECK_NH); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
96 |
return Handle(THREAD,(oop)result.get_jobject()); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
97 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
98 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
99 |
static Handle createGcInfo(GCMemoryManager *gcManager, GCStatInfo *gcStatInfo,TRAPS) { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
100 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
101 |
// Fill the arrays of MemoryUsage objects with before and after GC |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
102 |
// per pool memory usage |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
103 |
|
46329
53ccc37bda19
8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents:
46271
diff
changeset
|
104 |
InstanceKlass* mu_klass = Management::java_lang_management_MemoryUsage_klass(CHECK_NH); |
10242
ec32bf88801c
7074579: G1: JVM crash with JDK7 running ATG CRMDemo Fusion App
johnc
parents:
9623
diff
changeset
|
105 |
|
ec32bf88801c
7074579: G1: JVM crash with JDK7 running ATG CRMDemo Fusion App
johnc
parents:
9623
diff
changeset
|
106 |
// The array allocations below should use a handle containing mu_klass |
ec32bf88801c
7074579: G1: JVM crash with JDK7 running ATG CRMDemo Fusion App
johnc
parents:
9623
diff
changeset
|
107 |
// as the first allocation could trigger a GC, causing the actual |
ec32bf88801c
7074579: G1: JVM crash with JDK7 running ATG CRMDemo Fusion App
johnc
parents:
9623
diff
changeset
|
108 |
// klass oop to move, and leaving mu_klass pointing to the old |
ec32bf88801c
7074579: G1: JVM crash with JDK7 running ATG CRMDemo Fusion App
johnc
parents:
9623
diff
changeset
|
109 |
// location. |
46329
53ccc37bda19
8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents:
46271
diff
changeset
|
110 |
objArrayOop bu = oopFactory::new_objArray(mu_klass, MemoryService::num_memory_pools(), CHECK_NH); |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
111 |
objArrayHandle usage_before_gc_ah(THREAD, bu); |
46329
53ccc37bda19
8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents:
46271
diff
changeset
|
112 |
objArrayOop au = oopFactory::new_objArray(mu_klass, MemoryService::num_memory_pools(), CHECK_NH); |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
113 |
objArrayHandle usage_after_gc_ah(THREAD, au); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
114 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
115 |
for (int i = 0; i < MemoryService::num_memory_pools(); i++) { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
116 |
Handle before_usage = MemoryService::create_MemoryUsage_obj(gcStatInfo->before_gc_usage_for_pool(i), CHECK_NH); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
117 |
Handle after_usage; |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
118 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
119 |
MemoryUsage u = gcStatInfo->after_gc_usage_for_pool(i); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
120 |
if (u.max_size() == 0 && u.used() > 0) { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
121 |
// If max size == 0, this pool is a survivor space. |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
122 |
// Set max size = -1 since the pools will be swapped after GC. |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
123 |
MemoryUsage usage(u.init_size(), u.used(), u.committed(), (size_t)-1); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
124 |
after_usage = MemoryService::create_MemoryUsage_obj(usage, CHECK_NH); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
125 |
} else { |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
126 |
after_usage = MemoryService::create_MemoryUsage_obj(u, CHECK_NH); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
127 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
128 |
usage_before_gc_ah->obj_at_put(i, before_usage()); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
129 |
usage_after_gc_ah->obj_at_put(i, after_usage()); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
130 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
131 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
132 |
// Current implementation only has 1 attribute (number of GC threads) |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
133 |
// The type is 'I' |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
134 |
objArrayOop extra_args_array = oopFactory::new_objArray(SystemDictionary::Integer_klass(), 1, CHECK_NH); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
135 |
objArrayHandle extra_array (THREAD, extra_args_array); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
136 |
|
50217
843fc56f4686
8203381: Replace InstanceKlass::allocate_instance_handle with JavaCalls::construct_new_instance
iklam
parents:
49449
diff
changeset
|
137 |
JavaCallArguments argsInt; |
843fc56f4686
8203381: Replace InstanceKlass::allocate_instance_handle with JavaCalls::construct_new_instance
iklam
parents:
49449
diff
changeset
|
138 |
argsInt.push_int(gcManager->num_gc_threads()); |
843fc56f4686
8203381: Replace InstanceKlass::allocate_instance_handle with JavaCalls::construct_new_instance
iklam
parents:
49449
diff
changeset
|
139 |
Handle extra_arg_val = JavaCalls::construct_new_instance( |
843fc56f4686
8203381: Replace InstanceKlass::allocate_instance_handle with JavaCalls::construct_new_instance
iklam
parents:
49449
diff
changeset
|
140 |
SystemDictionary::Integer_klass(), |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
141 |
vmSymbols::int_void_signature(), |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
142 |
&argsInt, |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
143 |
CHECK_NH); |
50217
843fc56f4686
8203381: Replace InstanceKlass::allocate_instance_handle with JavaCalls::construct_new_instance
iklam
parents:
49449
diff
changeset
|
144 |
|
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
145 |
extra_array->obj_at_put(0,extra_arg_val()); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
146 |
|
46329
53ccc37bda19
8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents:
46271
diff
changeset
|
147 |
InstanceKlass* gcInfoklass = Management::com_sun_management_GcInfo_klass(CHECK_NH); |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
148 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
149 |
JavaCallArguments constructor_args(16); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
150 |
constructor_args.push_oop(getGcInfoBuilder(gcManager,THREAD)); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
151 |
constructor_args.push_long(gcStatInfo->gc_index()); |
12266
a7ec6d9d767f
7087969: GarbageCollectorMXBean notification contains ticks vs millis
fparain
parents:
11766
diff
changeset
|
152 |
constructor_args.push_long(Management::ticks_to_ms(gcStatInfo->start_time())); |
a7ec6d9d767f
7087969: GarbageCollectorMXBean notification contains ticks vs millis
fparain
parents:
11766
diff
changeset
|
153 |
constructor_args.push_long(Management::ticks_to_ms(gcStatInfo->end_time())); |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
154 |
constructor_args.push_oop(usage_before_gc_ah); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
155 |
constructor_args.push_oop(usage_after_gc_ah); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
156 |
constructor_args.push_oop(extra_array); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
157 |
|
50217
843fc56f4686
8203381: Replace InstanceKlass::allocate_instance_handle with JavaCalls::construct_new_instance
iklam
parents:
49449
diff
changeset
|
158 |
return JavaCalls::construct_new_instance( |
46329
53ccc37bda19
8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents:
46271
diff
changeset
|
159 |
gcInfoklass, |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
160 |
vmSymbols::com_sun_management_GcInfo_constructor_signature(), |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
161 |
&constructor_args, |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
162 |
CHECK_NH); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
163 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
164 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
165 |
void GCNotifier::sendNotification(TRAPS) { |
11766
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
166 |
GCNotifier::sendNotificationInternal(THREAD); |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
167 |
// Clearing pending exception to avoid premature termination of |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
168 |
// the service thread |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
169 |
if (HAS_PENDING_EXCEPTION) { |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
170 |
CLEAR_PENDING_EXCEPTION; |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
171 |
} |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
172 |
} |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
173 |
|
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
174 |
class NotificationMark : public StackObj { |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
175 |
// This class is used in GCNotifier::sendNotificationInternal to ensure that |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
176 |
// the GCNotificationRequest object is properly cleaned up, whatever path |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
177 |
// is used to exit the method. |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
178 |
GCNotificationRequest* _request; |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
179 |
public: |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
180 |
NotificationMark(GCNotificationRequest* r) { |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
181 |
_request = r; |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
182 |
} |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
183 |
~NotificationMark() { |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
184 |
assert(_request != NULL, "Sanity check"); |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
185 |
delete _request; |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
186 |
} |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
187 |
}; |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
188 |
|
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
189 |
void GCNotifier::sendNotificationInternal(TRAPS) { |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
190 |
ResourceMark rm(THREAD); |
11766
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
191 |
HandleMark hm(THREAD); |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
192 |
GCNotificationRequest *request = getRequest(); |
11766
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
193 |
if (request != NULL) { |
b1ff60353280
7143760: Memory leak in GarbageCollectionNotifications
fparain
parents:
11591
diff
changeset
|
194 |
NotificationMark nm(request); |
19953 | 195 |
Handle objGcInfo = createGcInfo(request->gcManager, request->gcStatInfo, CHECK); |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
196 |
|
19144
02f1ea6475c0
8020943: Memory leak when GCNotifier uses create_from_platform_dependent_str()
kevinw
parents:
13728
diff
changeset
|
197 |
Handle objName = java_lang_String::create_from_str(request->gcManager->name(), CHECK); |
02f1ea6475c0
8020943: Memory leak when GCNotifier uses create_from_platform_dependent_str()
kevinw
parents:
13728
diff
changeset
|
198 |
Handle objAction = java_lang_String::create_from_str(request->gcAction, CHECK); |
02f1ea6475c0
8020943: Memory leak when GCNotifier uses create_from_platform_dependent_str()
kevinw
parents:
13728
diff
changeset
|
199 |
Handle objCause = java_lang_String::create_from_str(request->gcCause, CHECK); |
46329
53ccc37bda19
8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents:
46271
diff
changeset
|
200 |
InstanceKlass* gc_mbean_klass = Management::com_sun_management_internal_GarbageCollectorExtImpl_klass(CHECK); |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
201 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
202 |
instanceOop gc_mbean = request->gcManager->get_memory_manager_instance(THREAD); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
203 |
instanceHandle gc_mbean_h(THREAD, gc_mbean); |
46329
53ccc37bda19
8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents:
46271
diff
changeset
|
204 |
if (!gc_mbean_h->is_a(gc_mbean_klass)) { |
9623
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
205 |
THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(), |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
206 |
"This GCMemoryManager doesn't have a GarbageCollectorMXBean"); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
207 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
208 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
209 |
JavaValue result(T_VOID); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
210 |
JavaCallArguments args(gc_mbean_h); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
211 |
args.push_long(request->timestamp); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
212 |
args.push_oop(objName); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
213 |
args.push_oop(objAction); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
214 |
args.push_oop(objCause); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
215 |
args.push_oop(objGcInfo); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
216 |
|
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
217 |
JavaCalls::call_virtual(&result, |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
218 |
gc_mbean_klass, |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
219 |
vmSymbols::createGCNotification_name(), |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
220 |
vmSymbols::createGCNotification_signature(), |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
221 |
&args, |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
222 |
CHECK); |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
223 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
224 |
} |
151c0b638488
7036199: Adding a notification to the implementation of GarbageCollectorMXBeans
fparain
parents:
diff
changeset
|
225 |