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https://issues.apache.org/jira/browse/HDFS-23?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Koji Noguchi resolved HDFS-23.
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Resolution: Duplicate
I'm hoping HDFS-985 is our answer.
No more chasing down users hitting namenode with liststatus.
> many filelist calls to large directory killing the namenode
> -----------------------------------------------------------
>
> Key: HDFS-23
> URL: https://issues.apache.org/jira/browse/HDFS-23
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Koji Noguchi
>
> We recently had couple of clusters go down due to users' tasks calling dfs
> -ls frequently on a large directory.
> Namenode started taking time in GC and became unresponsive.
> I'll update once I get more info.
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