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From "James Clampffer (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-11305) libhdfs++: Log Datanode information when reading an HDFS block
Date Tue, 10 Jan 2017 16:27:58 GMT

     [ https://issues.apache.org/jira/browse/HDFS-11305?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

James Clampffer updated HDFS-11305:
-----------------------------------
    Resolution: Fixed
        Status: Resolved  (was: Patch Available)

+1, committed to HDFS-8707.  Thanks [~xiaowei.zhu]!

> libhdfs++: Log Datanode information when reading an HDFS block
> --------------------------------------------------------------
>
>                 Key: HDFS-11305
>                 URL: https://issues.apache.org/jira/browse/HDFS-11305
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: hdfs-client
>            Reporter: Xiaowei Zhu
>            Assignee: Xiaowei Zhu
>            Priority: Minor
>         Attachments: HDFS-11305.HDFS-8707.000.patch, HDFS-11305.HDFS-8707.001.patch
>
>
> The information can be logged as debug log and contain hostname, ip address, with file
path and offset. With these information, we can check things like rack locality, etc.



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