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Posted to common-dev@hadoop.apache.org by "dhruba borthakur (JIRA)" <ji...@apache.org> on 2008/10/03 19:18:44 UTC
[jira] Resolved: (HADOOP-1220) block not found in blockMap
[ https://issues.apache.org/jira/browse/HADOOP-1220?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
dhruba borthakur resolved HADOOP-1220.
--------------------------------------
Resolution: Cannot Reproduce
Fix Version/s: 0.20.0
I think this bug does not exist in the code anymore.
> block not found in blockMap
> ---------------------------
>
> Key: HADOOP-1220
> URL: https://issues.apache.org/jira/browse/HADOOP-1220
> Project: Hadoop Core
> Issue Type: Bug
> Components: dfs
> Reporter: Koji Noguchi
> Assignee: dhruba borthakur
> Fix For: 0.20.0
>
> Attachments: datanodeDeleteBlocks.patch
>
>
> From Hadoop-973 debug message, we had datanode constantly printing out the following message.
> ...
> 2007-04-02 23:59:50,122 WARN org.apache.hadoop.dfs.DataNode: java.io.IOException: Unexpected error trying to delete block blk_-3400783150525166031. Block not found in blockMap.
> at org.apache.hadoop.dfs.FSDataset.invalidate(FSDataset.java:596)
> at org.apache.hadoop.dfs.DataNode.offerService(DataNode.java:460)
> at org.apache.hadoop.dfs.DataNode.run(DataNode.java:1053)
> at java.lang.Thread.run(Thread.java:619)
> 2007-04-02 23:59:50,433 INFO org.apache.hadoop.dfs.DataNode: Served block blk_-8672111663356339464 to /72.30.127.164
> 2007-04-02 23:59:52,993 WARN org.apache.hadoop.dfs.DataNode: java.io.IOException: Unexpected error trying to delete block blk_-3400783150525166031. Block not found in blockMap.
> at org.apache.hadoop.dfs.FSDataset.invalidate(FSDataset.java:596)
> at org.apache.hadoop.dfs.DataNode.offerService(DataNode.java:460)
> at org.apache.hadoop.dfs.DataNode.run(DataNode.java:1053)
> at java.lang.Thread.run(Thread.java:619)
> ....
> Ten minutes before these logs, there was
> 2007-04-02 20:42:49,648 INFO org.apache.hadoop.dfs.DataNode: Deleting block blk_-3400783150525166031
> There was a file for that block in the directory.
> /../../hadoop/dfs/data/data/subdir17/blk_-3400783150525166031
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