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HBase >> mail # user >> Region server shutting down due to HDFS error

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Re: Region server shutting down due to HDFS error
Which version of HDFS and HBase are you using?

When the problem happens, can you access the HDFS, for example, from hadoop dfs?


On Wed, Mar 28, 2012 at 4:28 AM, Eran Kutner <[EMAIL PROTECTED]> wrote:
> Hi,
> We have region server sporadically stopping under load due supposedly to
> errors writing to HDFS. Things like:
> 2012-03-28 00:37:11,210 WARN org.apache.hadoop.hdfs.DFSClient: Error while
> syncing
> java.io.IOException: All datanodes are bad. Aborting..
> It's happening with a different region server and data node every time, so
> it's not a problem with one specific server and there doesn't seem to be
> anything really wrong with either of them. I've already increased the file
> descriptor limit, datanode xceivers and data node handler count. Any idea
> what can be causing these errors?
> A more complete log is here: http://pastebin.com/wC90xU2x
> Thanks.
> -eran