[jira] [Updated] (MESOS-3086) Allow destroying a cgroup without freezer subsystem.

["Jie Yu (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/MESOS-3086?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jie Yu updated MESOS-3086:
--------------------------
    Summary: Allow destroying a cgroup without freezer subsystem.  (was: Create cgroups TasksKiller for non freeze subsystems.)

> Allow destroying a cgroup without freezer subsystem.
> ----------------------------------------------------
>
>                 Key: MESOS-3086
>                 URL: https://issues.apache.org/jira/browse/MESOS-3086
>             Project: Mesos
>          Issue Type: Bug
>            Reporter: Joerg Schad
>              Labels: mesosphere
>
> We have a number of test issues when we cannot remove cgroups (in case there are still related tasks running) in cases where the freezer subsystem is not available. 
> In the current code (https://github.com/apache/mesos/blob/0.22.1/src/linux/cgroups.cpp#L1728)  we will fallback to a very simple mechnism of recursivly trying to remove the cgroups which fails if there are still tasks running. 
> Therefore we need an additional  (NonFreeze)TasksKiller which doesn't  rely on the freezer subsystem.
> This problem caused issues when running 'sudo make check' during 0.23 release testing, where BenH provided already a better error message with b1a23d6a52c31b8c5c840ab01902dbe00cb1feef / https://reviews.apache.org/r/36604.



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