> On April 24, 2017, 5:48 a.m., Jiang Yan Xu wrote:
> > src/slave/containerizer/mesos/isolators/xfs/utils.cpp
> > Lines 196 (patched)
> > <https://reviews.apache.org/r/55897/diff/2/?file=1667426#file1667426line196>
> >
> >     From reading the references it seems that the soft limits and 
> > non-enforcement are two different things? 
> >     
> >     Plus, the behavior when the soft limit is hit is subject to [ID zero's 
> > d_btimer 
> > value](http://xfs.org/docs/xfsdocs-xml-dev/XFS_Filesystem_Structure/tmp/en-US/html/Internal_Inodes.html)
> >  which could be set out-of-band so it could totally do things not expected 
> > here?
> >     
> >     It looks like we can still just rely on `d_blk_hardlimit`: set it in 
> > the enforcement mode and don't set it at all in the accounting-only mode?
> >     
> >     I could be totally mistaken but if I am, we should improve the 
> > documentation to clarify for the readers.

Reimplemented to not use soft limits.


- James


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On April 25, 2017, 10:37 p.m., James Peach wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/55897/
> -----------------------------------------------------------
> 
> (Updated April 25, 2017, 10:37 p.m.)
> 
> 
> Review request for mesos, Gilbert Song, Jie Yu, and Jiang Yan Xu.
> 
> 
> Bugs: MESOS-5116
>     https://issues.apache.org/jira/browse/MESOS-5116
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> Add XFS disk isolator support for not enforcing disk quotas on
> containers. While there is a global filesystem configuration option
> to turn off quota enforcement, we should not automatically toggle
> that because we don't know why the operator might have changed that
> configuration. Instead, we just apply an unlimited (0) quota, which
> engages XFS space accounting without enforcing any limit.
> 
> 
> Diffs
> -----
> 
>   src/slave/containerizer/mesos/isolators/xfs/disk.hpp 
> 52f0459421a45b01ce38b17c689633301cd97982 
>   src/slave/containerizer/mesos/isolators/xfs/disk.cpp 
> 40f1049358ad99d3f213289e36def81c580f07f3 
>   src/slave/containerizer/mesos/isolators/xfs/utils.hpp 
> eddd4c37fb42339ca21ecb392dea47acf6b277bb 
>   src/tests/containerizer/xfs_quota_tests.cpp 
> 7beb60b059910a0d4451b1ace895a35dc974a043 
> 
> 
> Diff: https://reviews.apache.org/r/55897/diff/5/
> 
> 
> Testing
> -------
> 
> sudo make check (Fedora 25)
> 
> 
> Thanks,
> 
> James Peach
> 
>

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