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From "Mahadev konar (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-2912) Unit test fails: org.apache.hadoop.dfs.TestFsck.testFsck. This is a regression
Date Fri, 29 Feb 2008 18:32:51 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-2912?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Mahadev konar updated HADOOP-2912:

    Attachment: HADOOP-2912_1.patch

this patch intoduces a method in minidfs which waits for cluster to get out of safemode and
uses that in TestFsck. Mukund can you try this patch out? I cannot get hte tests to fail on
my machine.. 

> Unit test fails: org.apache.hadoop.dfs.TestFsck.testFsck. This is a regression
> ------------------------------------------------------------------------------
>                 Key: HADOOP-2912
>                 URL: https://issues.apache.org/jira/browse/HADOOP-2912
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: dfs
>    Affects Versions: 0.17.0
>            Reporter: Mukund Madhugiri
>            Assignee: Mahadev konar
>            Priority: Blocker
>             Fix For: 0.17.0
>         Attachments: HADOOP-2912_1.patch
> Unit test fails: org.apache.hadoop.dfs.TestFsck.testFsck. This is a regression
> It fails on Linux and Windows
> Error from the console:
> org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.dfs.SafeModeException: Cannot
delete /srcdat. Name node is in safe mode.
> Safe mode will be turned off automatically.
> 	at org.apache.hadoop.dfs.FSNamesystem.deleteInternal(FSNamesystem.java:1469)
> 	at org.apache.hadoop.dfs.FSNamesystem.delete(FSNamesystem.java:1448)
> 	at org.apache.hadoop.dfs.NameNode.delete(NameNode.java:388)
> 	at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:409)
> 	at org.apache.hadoop.ipc.Server$Handler.run(Server.java:899)
> 	at org.apache.hadoop.ipc.Client.call(Client.java:512)
> 	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:198)
> 	at org.apache.hadoop.dfs.$Proxy0.delete(Unknown Source)
> 	at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
> 	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
> 	at org.apache.hadoop.dfs.$Proxy0.delete(Unknown Source)
> 	at org.apache.hadoop.dfs.DFSClient.delete(DFSClient.java:419)
> 	at org.apache.hadoop.dfs.DistributedFileSystem.delete(DistributedFileSystem.java:162)
> 	at org.apache.hadoop.dfs.DFSTestUtil.cleanup(DFSTestUtil.java:214)
> 	at org.apache.hadoop.dfs.TestFsck.testFsck(TestFsck.java:75)
> Recent changes:
>    1. HADOOP-1986. Add support for a general serialization mechanism for Map Reduce.
>    2. HADOOP-2800. Deprecate SetFile.Writer constructor not the whole class. Contributed
by Johan Oskarsson.
>    3. HADOOP-1985. This addresses rack-awareness for Map tasks and for HDFS in a uniform
way. Contributed by Devaraj Das.
>    4. HADOOP-2063. A new parameter to dfs -get command to fetch a file even if it is
corrupted. (Tsz Wo (Nicholas), SZE via dhruba)
>    5. HADOOP-2894. Fix a problem to do with tasktrackers failing to connect to JobTracker
upon reinitialization. Contributed by Owen O'Malley.
>    6. HADOOP-2871. Fixed the CHANGES.txt problem.
>    7. HADOOP-2727. Fixes a problem to do with file: URI in the JobHistory init. Contributed
by Amareshwari Sri Ramadasu.

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