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comparison src/share/vm/utilities/workgroup.hpp @ 2369:92da084fefc9

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6668573: CMS: reference processing crash if ParallelCMSThreads > ParallelGCThreads Summary: Use _max_num_q = max(discovery_degree, processing_degree), and let balance_queues() redistribute from discovery_degree to processing_degree of queues. This should also allow a more dynamic and flexible parallelism policy in the future. Reviewed-by: jmasa, johnc
author ysr
date Thu, 17 Mar 2011 10:32:46 -0700
parents f95d63e2154a
children f08d439fab8c
comparison
equal deleted inserted replaced
2368:dde920245681 2369:92da084fefc9
1 /* 1 /*
2 * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
33 # include "thread_solaris.inline.hpp" 33 # include "thread_solaris.inline.hpp"
34 #endif 34 #endif
35 #ifdef TARGET_OS_FAMILY_windows 35 #ifdef TARGET_OS_FAMILY_windows
36 # include "thread_windows.inline.hpp" 36 # include "thread_windows.inline.hpp"
37 #endif 37 #endif
38
39 // Task class hierarchy:
40 // AbstractGangTask
41 // AbstractGangTaskWOopQueues
42 //
43 // Gang/Group class hierarchy:
44 // AbstractWorkGang
45 // WorkGang
46 // FlexibleWorkGang
47 // YieldingFlexibleWorkGang (defined in another file)
48 //
49 // Worker class hierarchy:
50 // GangWorker (subclass of WorkerThread)
51 // YieldingFlexibleGangWorker (defined in another file)
38 52
39 // Forward declarations of classes defined here 53 // Forward declarations of classes defined here
40 54
41 class WorkGang; 55 class WorkGang;
42 class GangWorker; 56 class GangWorker;