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From "Eric Yang (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-5387) Collect disk read/write operation from iostat
Date Mon, 09 Mar 2009 18:17:50 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-5387?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Eric Yang updated HADOOP-5387:
------------------------------

      Resolution: Fixed
    Release Note: 
What is new in HADOOP-5387:

- Collect number of disk read/write operation for system metrics.

    Hadoop Flags: [Reviewed]
          Status: Resolved  (was: Patch Available)

> Collect disk read/write operation from iostat
> ---------------------------------------------
>
>                 Key: HADOOP-5387
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5387
>             Project: Hadoop Core
>          Issue Type: New Feature
>          Components: contrib/chukwa
>         Environment: Redhat EL 5.1, Java 6
>            Reporter: Eric Yang
>            Assignee: Eric Yang
>            Priority: Minor
>         Attachments: HADOOP-5387.patch
>
>
> In the demux stage, we should collect read/write operation per second from iostat and
populate this information to system metrics.

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