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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-4962) HADOOP-4679 to be fixed for branches >= 0.19
Date Wed, 31 Dec 2008 07:14:44 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-4962?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12660034#action_12660034
] 

Konstantin Shvachko commented on HADOOP-4962:
---------------------------------------------

I am pretty sure it's been applied to 0.19. See here
http://svn.apache.org/viewvc?view=rev&revision=723016
What is your build version?

> HADOOP-4679 to be fixed for branches >= 0.19
> --------------------------------------------
>
>                 Key: HADOOP-4962
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4962
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: dfs
>    Affects Versions: 0.19.0
>            Reporter: Sean Knapp
>
> HADOOP-4679 applies to 0.18.3 only. I'm able to consistently reproduce the same issue
in 0.19.0.
> For reference, our Datanodes use 4 independent drives. When we pull any of them, the
Datanode begins logging hundreds of the following message per second:
> {quote}
> 2008-12-31 03:33:48,627 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Waiting
for threadgroup to exit, active threads is 2
> {quote}

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