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From "Li Lu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-12831) LocalFS/FSOutputSummer NPEs in constructor if bytes per checksum set to 0
Date Sun, 28 Feb 2016 06:06:20 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-12831?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Li Lu updated HADOOP-12831:
---------------------------
       Resolution: Fixed
     Hadoop Flags: Reviewed
    Fix Version/s: 2.8.0
           Status: Resolved  (was: Patch Available)

I have committed the latest patch into trunk, branch-2 and branch-2.8. Thanks [~liuml07] for
the contribution. Thanks [~stevel@apache.org] for the review! 

> LocalFS/FSOutputSummer NPEs in constructor if bytes per checksum  set to 0
> --------------------------------------------------------------------------
>
>                 Key: HADOOP-12831
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12831
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: fs
>    Affects Versions: 2.8.0
>            Reporter: Steve Loughran
>            Assignee: Mingliang Liu
>            Priority: Minor
>             Fix For: 2.8.0
>
>         Attachments: HADOOP-12831.000.patch, HADOOP-12831.001.patch, HADOOP-12831.002.patch
>
>
> If you set the number of bytes per checksum to zero, 
> {code}    conf.setInt(LocalFileSystemConfigKeys.LOCAL_FS_BYTES_PER_CHECKSUM_KEY, 0)
> {code}
> then create a "file://" instance, you get to see a stack trace



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