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Posted to user@cassandra.apache.org by "qihuang.zheng" <qi...@fraudmetrix.cn> on 2015/10/25 08:27:03 UTC
回复：StatusLogger output help
I just want to know when StatusLogger will happen, find this question:
http://qnalist.com/questions/4783598/help-on-statuslogger-output
but no one reply it. seems this question ask Mar 2014. no one notice then. I just pull it out, hope someone answer this.
TKS.
qihuang.zheng
原始邮件
发件人:qihuang.zhengqihuang.zheng@fraudmetrix.cn
收件人:useruser@cassandra.apache.org
发送时间:2015年10月25日(周日) 15:19
主题:StatusLogger output help
After dig system.log. I notice Every GC for ParNew or GC for CMS will produce StatusLogger.
But I’m not really sure is GC cause it. Is anyone summary this appearance?
INFO [ScheduledTasks:1] 2015-10-21 20:57:54,568 GCInspector.java (line 116) GC for ParNew: 1165 ms for 1 collections, 8289178440 used; max is 16750411776
INFO [ScheduledTasks:1] 2015-10-21 20:57:54,621 StatusLogger.java (line 55) Pool Name Active Pending Completed Blocked All Time Blocked
INFO [ScheduledTasks:1] 2015-10-21 20:57:54,622 StatusLogger.java (line 70) ReadStage 5 21 613058 0 0
….
INFO [ScheduledTasks:1] 2015-10-21 21:03:19,142 GCInspector.java (line 116) GC for ParNew: 267 ms for 1 collections, 9969463696 used; max is 16750411776
INFO [ScheduledTasks:1] 2015-10-21 21:03:56,802 GCInspector.java (line 116) GC for ParNew: 1549 ms for 1 collections, 10679738240 used; max is 16750411776
INFO [ScheduledTasks:1] 2015-10-21 21:03:56,803 StatusLogger.java (line 55) Pool Name Active Pending Completed Blocked All Time Blocked
INFO [ScheduledTasks:1] 2015-10-21 21:03:56,804 StatusLogger.java (line 70) ReadStage 3 9 628954 0 0
….
INFO [ScheduledTasks:1] 2015-10-21 21:09:42,724 GCInspector.java (line 116) GC for ParNew: 1420 ms for 1 collections, 5274947408 used; max is 16750411776
INFO [ScheduledTasks:1] 2015-10-21 21:09:42,725 StatusLogger.java (line 55) Pool Name Active Pending Completed Blocked All Time Blocked
INFO [ScheduledTasks:1] 2015-10-21 21:09:42,725 StatusLogger.java (line 70) ReadStage 7 7 644911 0 0
qihuang.zheng