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Posted to dev@mesos.apache.org by "Yan Xu (JIRA)" <ji...@apache.org> on 2014/01/03 22:52:50 UTC

[jira] [Commented] (MESOS-891) Cgroups cleanup() should wait for all attached subsystems to be detached

    [ https://issues.apache.org/jira/browse/MESOS-891?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13861942#comment-13861942 ] 

Yan Xu commented on MESOS-891:
------------------------------

https://reviews.apache.org/r/16625/

> Cgroups cleanup() should wait for all attached subsystems to be detached
> ------------------------------------------------------------------------
>
>                 Key: MESOS-891
>                 URL: https://issues.apache.org/jira/browse/MESOS-891
>             Project: Mesos
>          Issue Type: Bug
>            Reporter: Yan Xu
>            Assignee: Yan Xu
>             Fix For: 0.16.0
>
>
> Otherwise the subsystems could still be attached when cleanup() exits and subsequent mount can fail.
> This was observed in: 
> SlaveRecoveryTest/1.SchedulerFailover: assertion failure at https://github.com/apache/mesos/blob/9efb009d55e18e6a34bb25e6870c261c894551b7/src/tests/mesos.cpp#L263 despite that `cgroups::hierarchy(subsystems)` which reads from `/proc/mounts` returns None.



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