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https://issues.apache.org/jira/browse/MAPREDUCE-1933?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Iyappan Srinivasan updated MAPREDUCE-1933:
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    Attachment: MAPREDUCE-1933.patch

cancel.delegation token string literal replaced with constant. I couldnt find a 
costant for mapred.local.dir. 


> Create automated testcase for tasktracker dealing with corrupted disk.
> ----------------------------------------------------------------------
>
>                 Key: MAPREDUCE-1933
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1933
>             Project: Hadoop Map/Reduce
>          Issue Type: Test
>          Components: test
>            Reporter: Iyappan Srinivasan
>            Assignee: Iyappan Srinivasan
>         Attachments: 1933-ydist-security-patch.txt, MAPREDUCE-1933.patch, 
> MAPREDUCE-1933.patch, TestCorruptedDiskJob.java
>
>
> After the TaskTracker has already run some tasks successfully, "corrupt" a 
> disk by making the corresponding mapred.local.dir unreadable/unwritable. 
> Make sure that jobs continue to succeed even though some tasks scheduled 
> there fail. 

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