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Date: Tue, 24 Jan 2012 06:37:40 +0000 (UTC)
From: "Aaron T. Myers (Updated) (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
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Subject: [jira] [Updated] (HDFS-2827) Cannot save namespace after renaming a
 directory above a file with an open lease
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     [ https://issues.apache.org/jira/browse/HDFS-2827?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Aaron T. Myers updated HDFS-2827:
---------------------------------

    Summary: Cannot save namespace after renaming a directory above a file with an open lease  (was: Checkpointing is failing with saveleases found but no entry in namespace.)
    
> Cannot save namespace after renaming a directory above a file with an open lease
> --------------------------------------------------------------------------------
>
>                 Key: HDFS-2827
>                 URL: https://issues.apache.org/jira/browse/HDFS-2827
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: name-node
>    Affects Versions: 0.24.0
>            Reporter: Uma Maheswara Rao G
>            Assignee: Uma Maheswara Rao G
>         Attachments: HDFS-2827-test.patch
>
>
> When i execute the following operations and wait for checkpoint to complete.
> fs.mkdirs(new Path("/test1"));
> FSDataOutputStream create = fs.create(new Path("/test/abc.txt")); //dont close
> fs.rename(new Path("/test/"), new Path("/test1/"));
> Check-pointing is failing with the following exception.
> 2012-01-23 15:03:14,204 ERROR namenode.FSImage (FSImage.java:run(795)) - Unable to save image for E:\HDFS-1623\hadoop-hdfs-project\hadoop-hdfs\build\test\data\dfs\name3
> java.io.IOException: saveLeases found path /test1/est/abc.txt but no matching entry in namespace.[/test1/est/abc.txt]
> 	at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.saveFilesUnderConstruction(FSNamesystem.java:4336)
> 	at org.apache.hadoop.hdfs.server.namenode.FSImageFormat$Saver.save(FSImageFormat.java:588)
> 	at org.apache.hadoop.hdfs.server.namenode.FSImage.saveFSImage(FSImage.java:761)
> 	at org.apache.hadoop.hdfs.server.namenode.FSImage$FSImageSaver.run(FSImage.java:789)
> 	at java.lang.Thread.run(Unknown Source)

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