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Posted to issues@impala.apache.org by "Sailesh Mukil (JIRA)" <ji...@apache.org> on 2017/08/16 21:27:00 UTC

[jira] [Resolved] (IMPALA-5804) Avoid expensive fork for kinit

     [ https://issues.apache.org/jira/browse/IMPALA-5804?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sailesh Mukil resolved IMPALA-5804.
-----------------------------------
    Resolution: Fixed

Oops, sorry I forgot that I already had a JIRA open for this. Thanks for pointing that out [~tarmstrong]. Closing this as a duplicate.

> Avoid expensive fork for kinit
> ------------------------------
>
>                 Key: IMPALA-5804
>                 URL: https://issues.apache.org/jira/browse/IMPALA-5804
>             Project: IMPALA
>          Issue Type: Improvement
>          Components: Security
>    Affects Versions: Impala 2.9.0
>            Reporter: Sailesh Mukil
>            Assignee: Sailesh Mukil
>            Priority: Critical
>              Labels: kerberos, security
>
> Impala currently kinits by forking off a subprocess. This has proved to be expensive in many cases since the subprocess tries to reserve as much memory as Impala is currently using which can be quite a lot.



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