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DataNode heartbeat average time peaks - Hadoop - [mail # user]
...Hi!  We see DataNode heartbeat average time peaks in Ganglia up to 20-70 seconds while SecondaryNameNode performs checkpointing. See attached screenshots please.  I would like to c...
   Author: Ivan Tretyakov, 2013-03-25, 14:43
metrics all use the same namespace - Hadoop - [mail # user]
...Hi!  There is fixed issue in hadoop saying: "jvm metrics all use the same namespace" - https://issues.apache.org/jira/browse/HADOOP-7507  I was able to apply this fix in our cluste...
   Author: Ivan Tretyakov, 2013-01-17, 15:59
Set dmax for metrics - Hadoop - [mail # user]
...Hi!  I'm trying to set dmax value for metrics hadoop sends to ganglia. Our HDFS version uses metrics2 context so I tried approach from here: https://svn.apache.org/repos/asf/hadoop/comm...
   Author: Ivan Tretyakov, 2013-01-17, 15:38
Re: JobCache directory cleanup - Hadoop - [mail # user]
...Thanks for replies!  keep.failed.task.files set to false. Config of one of the jobs attached.   On Fri, Jan 11, 2013 at 5:44 AM, Hemanth Yamijala <[EMAIL PROTECTED]    ...
   Author: Ivan Tretyakov, 2013-01-11, 09:58
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