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Date: Thu, 7 Mar 2013 14:04:23 +0000 (UTC)
From: "Hudson (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
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Subject: [jira] [Commented] (HDFS-4544) Error in deleting blocks should not
 do check disk, for all types of errors
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    [ https://issues.apache.org/jira/browse/HDFS-4544?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13595899#comment-13595899 ] 

Hudson commented on HDFS-4544:
------------------------------

Integrated in Hadoop-Mapreduce-trunk #1365 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1365/])
    HDFS-4544. Error in deleting blocks should not do check disk, for all types of errors. Contributed by Arpit Agarwal. (Revision 1453436)

     Result = SUCCESS
suresh : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1453436
Files : 
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPOfferService.java

                
> Error in deleting blocks should not do check disk, for all types of errors
> --------------------------------------------------------------------------
>
>                 Key: HDFS-4544
>                 URL: https://issues.apache.org/jira/browse/HDFS-4544
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 1.1.1, 2.0.3-alpha
>            Reporter: Amareshwari Sriramadasu
>            Assignee: Arpit Agarwal
>             Fix For: 1.2.0, 0.23.7, 2.0.5-beta
>
>         Attachments: HDFS-4544.branch-1.1.patch, HDFS-4544.patch, HDFS-4544.trunk.1.patch
>
>
> The following code in Datanode.java 
> {noformat}
>       try {
>         if (blockScanner != null) {
>           blockScanner.deleteBlocks(toDelete);
>         }
>         data.invalidate(toDelete);
>       } catch(IOException e) {
>         checkDiskError();
>         throw e;
>       }
> {noformat}
> causes check disk to happen in case of any errors during invalidate.
> We have seen errors like :
> 2013-03-02 00:08:28,849 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Unexpected error trying to delete block blk_-2973118207682441648_225738165. BlockInfo not found in volumeMap.
> And all such errors trigger check disk, making the clients timeout.

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