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From "Lei Xu (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-5625) Add I/O duration time in client trace
Date Fri, 10 Apr 2009 19:04:14 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-5625?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Lei Xu updated HADOOP-5625:
---------------------------

    Attachment: duration-3.patch

Use System.nanoTime() to measure the duration time for I/O operation. 


> Add I/O duration time in client trace 
> --------------------------------------
>
>                 Key: HADOOP-5625
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5625
>             Project: Hadoop Core
>          Issue Type: Improvement
>          Components: dfs
>    Affects Versions: 0.19.1
>            Reporter: Lei Xu
>            Assignee: Lei Xu
>            Priority: Minor
>             Fix For: 0.21.0
>
>         Attachments: duration-0.19.1.patch, duration-1.patch, duration-3.patch, duration.patch
>
>
> Add I/O duration information into client trace log for analyzing performance.
>  

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