[jira] [Resolved] (HDFS-47) dead datanodes because of OutOfMemoryError

["Harsh J (Resolved) (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDFS-47?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Harsh J resolved HDFS-47.
-------------------------

    Resolution: Not A Problem

This has gone stale. FWIW, haven't seen DNs go OOM on its own in recent years. Probably a leak that was fixed?

Resolving as Not a Problem (anymore).
                
> dead datanodes because of OutOfMemoryError
> ------------------------------------------
>
>                 Key: HDFS-47
>                 URL: https://issues.apache.org/jira/browse/HDFS-47
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Christian Kunz
>
> We see more dead datanodes than in previous releases. The common exception is found in the out file:
> Exception in thread "org.apache.hadoop.dfs.DataBlockScanner@18166e5" java.lang.OutOfMemoryError: Java heap space
> Exception in thread "DataNode: [dfs.data.dir-value]" java.lang.OutOfMemoryError: Java heap space

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