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https://issues.apache.org/jira/browse/CHUKWA-227?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12708483#action_12708483
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Eric Yang commented on CHUKWA-227:
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+1 Looks good.

> Use su command in the run script for HDFS usage metrics collection
> ------------------------------------------------------------------
>
>                 Key: CHUKWA-227
>                 URL: https://issues.apache.org/jira/browse/CHUKWA-227
>             Project: Hadoop Chukwa
>          Issue Type: Bug
>            Reporter: Cheng
>         Attachments: chukwa-227.patch
>
>
> Currently we are using "setuidgid". The problem is that setuidgid sets its 
> uid and gid to account's uid and gid and remove all supplementary groups.

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