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https://issues.apache.org/jira/browse/HDFS-14098?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16733607#comment-16733607
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Aihua Xu commented on HDFS-14098:
---------------------------------
[~luoge123] Are you working on the fix? We are also seeing the same issue and I
can take over if you are not working on it. Thanks.
> use fsck tools for EC blockId will throw NullPointerException
> -------------------------------------------------------------
>
> Key: HDFS-14098
> URL: https://issues.apache.org/jira/browse/HDFS-14098
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: erasure-coding
> Affects Versions: 3.0.0
> Reporter: luoge123
> Assignee: luoge123
> Priority: Major
>
>
> when EC file have some block missing, use fsck tool for EC blockId whil throw
> NullPointerException
> {code:java}
> hdfs fsck -blockId blk_-9223372036800049376
> fsck information is:
> Block Id: blk_-9223372036800049376
> Block belongs to: /logdata/test.lzo
> No. of Expected Replica: 9
> No. of live Replica: 5
> No. of excess Replica: 0
> No. of stale Replica: 0
> No. of decommissioned Replica: 0
> No. of decommissioning Replica: 0
> No. of corrupted Replica: 0
> null
> {code}
> namenode will throw NullPointerException:
> {code:java}
> 2018-11-26 15:59:35,107 WARN org.apache.hadoop.hdfs.server.namenode.NameNode:
> Fsck on blockId 'blk_-9223372036800049376
> java.lang.NullPointerException
> at
> org.apache.hadoop.hdfs.server.namenode.NamenodeFsck.blockIdCK(NamenodeFsck.java:270)
> at
> org.apache.hadoop.hdfs.server.namenode.NamenodeFsck.fsck(NamenodeFsck.java:313)
> at
> org.apache.hadoop.hdfs.server.namenode.FsckServlet$1.run(FsckServlet.java:67)
> {code}
>
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