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From "Venki Korukanti (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-4065) ImpersonationUtil always creates new UserGroupInformation (thus new FileSystem objects), causing excessive number of threads
Date Wed, 11 Nov 2015 00:48:10 GMT

    [ https://issues.apache.org/jira/browse/DRILL-4065?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14999699#comment-14999699
] 

Venki Korukanti commented on DRILL-4065:
----------------------------------------

Caching UGIs seems reasonable here, +1. One qn is why is the FileSystem object creating so
many threads? Is it because of the MiniDFS or in general FileSystem object creates threads?

> ImpersonationUtil always creates new UserGroupInformation (thus new FileSystem objects),
causing excessive number of threads
> ----------------------------------------------------------------------------------------------------------------------------
>
>                 Key: DRILL-4065
>                 URL: https://issues.apache.org/jira/browse/DRILL-4065
>             Project: Apache Drill
>          Issue Type: Bug
>            Reporter: Jacques Nadeau
>            Assignee: Venki Korukanti
>             Fix For: 1.3.0
>
>         Attachments: DRILL-4065.patch
>
>




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