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https://issues.apache.org/jira/browse/HDFS-3626?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13417947#comment-13417947
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Todd Lipcon commented on HDFS-3626:
-----------------------------------
So.. any +1s? :)
> Creating file with invalid path can corrupt edit log
> ----------------------------------------------------
>
> Key: HDFS-3626
> URL: https://issues.apache.org/jira/browse/HDFS-3626
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: name-node
> Affects Versions: 2.0.0-alpha
> Reporter: Todd Lipcon
> Assignee: Todd Lipcon
> Priority: Blocker
> Attachments: hdfs-3626.txt, hdfs-3626.txt, hdfs-3626.txt
>
>
> Joris Bontje reports the following:
> The following command results in a corrupt NN editlog (note the double slash
> and reading from stdin):
> $ cat /usr/share/dict/words | hadoop fs -put -
> hdfs://localhost:8020//path/file
> After this, restarting the namenode will result into the following fatal
> exception:
> {code}
> 2012-07-10 06:29:19,910 INFO org.apache.hadoop.hdfs.server.namenode.FSImage:
> Reading
> /var/lib/hadoop-hdfs/cache/hdfs/dfs/name/current/edits_0000000000000000173-0000000000000000188
> expecting start txid #173
> 2012-07-10 06:29:19,912 ERROR
> org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader: Encountered exception
> on operation MkdirOp [length=0, path=/, timestamp=1341915658216,
> permissions=cloudera:supergroup:rwxr-xr-x, opCode=OP_MKDIR, txid=182]
> java.lang.ArrayIndexOutOfBoundsException: -1
> {code}
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