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From "Ray Chiang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-8633) Fix mismatch for default value of dfs.datanode.readahead.bytes in DFSConfigKeys
Date Thu, 18 Jun 2015 17:58:00 GMT

     [ https://issues.apache.org/jira/browse/HDFS-8633?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Ray Chiang updated HDFS-8633:
-----------------------------
    Status: Patch Available  (was: Open)

> Fix mismatch for default value of dfs.datanode.readahead.bytes in DFSConfigKeys
> -------------------------------------------------------------------------------
>
>                 Key: HDFS-8633
>                 URL: https://issues.apache.org/jira/browse/HDFS-8633
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: HDFS
>    Affects Versions: 2.7.0
>            Reporter: Ray Chiang
>            Assignee: Ray Chiang
>            Priority: Minor
>              Labels: newbie, supportability
>         Attachments: HDFS-8633.001.patch
>
>
> Found this using the XML/Config verifier.  One of these properties has two digits swapped.
>   XML Property: dfs.datanode.readahead.bytes
>   XML Value:    4193404
>   Config Name:  DFS_DATANODE_READAHEAD_BYTES_DEFAULT
>   Config Value: 4194304
> What is the intended value?



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