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comparison src/share/vm/services/memTrackWorker.cpp @ 6599:4acebbe310e1

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7185614: NMT ON: "check by caller" assertion failed on nsk ThreadMXBean test 7187429: NMT ON: Merge failure should cause NMT to shutdown Summary: Fixed NMT assertion failures Reviewed-by: acorn, kvn
author zgu
date Wed, 01 Aug 2012 17:19:30 -0400
parents d2a62e0f25eb
children 33143ee07800
comparison
equal deleted inserted replaced
6242:fe94b4e7212b 6599:4acebbe310e1
97 assert(count_recorder(_gen[_head]) <= MemRecorder::_instance_count, 97 assert(count_recorder(_gen[_head]) <= MemRecorder::_instance_count,
98 "infinite loop after dequeue"); 98 "infinite loop after dequeue");
99 } 99 }
100 if (rec != NULL) { 100 if (rec != NULL) {
101 // merge the recorder into staging area 101 // merge the recorder into staging area
102 bool result = snapshot->merge(rec); 102 if (!snapshot->merge(rec)) {
103 assert(result, "merge failed"); 103 MemTracker::shutdown(MemTracker::NMT_out_of_memory);
104 debug_only(_merge_count ++;) 104 } else {
105 NOT_PRODUCT(_merge_count ++;)
106 }
105 MemTracker::release_thread_recorder(rec); 107 MemTracker::release_thread_recorder(rec);
106 } else { 108 } else {
107 // no more recorder to merge, promote staging area 109 // no more recorder to merge, promote staging area
108 // to snapshot 110 // to snapshot
109 if (_head != _tail) { 111 if (_head != _tail) {
127 } 129 }
128 } 130 }
129 } 131 }
130 assert(MemTracker::shutdown_in_progress(), "just check"); 132 assert(MemTracker::shutdown_in_progress(), "just check");
131 133
132 // transites to final shutdown 134 // transits to final shutdown
133 MemTracker::final_shutdown(); 135 MemTracker::final_shutdown();
134 } 136 }
135 137
136 // at synchronization point, where 'safepoint visible' Java threads are blocked 138 // at synchronization point, where 'safepoint visible' Java threads are blocked
137 // at a safepoint, and the rest of threads are blocked on ThreadCritical lock. 139 // at a safepoint, and the rest of threads are blocked on ThreadCritical lock.