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Date: Wed, 22 Aug 2012 16:12:37 +1100 (NCT)
From: "Brandon Li (JIRA)" <jira@apache.org>
To: hdfs-issues@hadoop.apache.org
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Subject: [jira] [Updated] (HDFS-3833) TestDFSShell fails on Windows due to
 file concurrent read write
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     [ https://issues.apache.org/jira/browse/HDFS-3833?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Brandon Li updated HDFS-3833:
-----------------------------

    Summary: TestDFSShell fails on Windows due to file concurrent read write  (was: TestDFSShell fails on Windows due to file read write race)
    
> TestDFSShell fails on Windows due to file concurrent read write
> ---------------------------------------------------------------
>
>                 Key: HDFS-3833
>                 URL: https://issues.apache.org/jira/browse/HDFS-3833
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 1-win
>            Reporter: Brandon Li
>            Assignee: Brandon Li
>
> TestDFSShell sometimes fails due to the race between the write issued by the test and blockscanner. Example stack trace:
> {noformat}
> Error Message
> c:\A\HM\build\test\data\dfs\data\data1\current\blk_-7735708801221347790 (The requested operation cannot be performed on a file with a user-mapped section open)
> Stacktrace
> java.io.FileNotFoundException: c:\A\HM\build\test\data\dfs\data\data1\current\blk_-7735708801221347790 (The requested operation cannot be performed on a file with a user-mapped section open)
> 	at java.io.FileOutputStream.open(Native Method)
> 	at java.io.FileOutputStream.<init>(FileOutputStream.java:194)
> 	at java.io.FileOutputStream.<init>(FileOutputStream.java:145)
> 	at java.io.PrintWriter.<init>(PrintWriter.java:218)
> 	at org.apache.hadoop.hdfs.TestDFSShell.corrupt(TestDFSShell.java:1133)
> 	at org.apache.hadoop.hdfs.TestDFSShell.testGet(TestDFSShell.java:1231)
> {noformat}

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