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From Gilbert Song <songzihao1...@gmail.com>
Subject Re: Review Request 60933: Added stats/control helpers for the Blkio cgroup subsystem.
Date Thu, 20 Jul 2017 08:43:58 GMT


> On July 18, 2017, 7:27 a.m., Qian Zhang wrote:
> > src/linux/cgroups.cpp
> > Lines 1944 (patched)
> > <https://reviews.apache.org/r/60933/diff/1/?file=1778068#file1778068line1944>
> >
> >     Should we replace `unsigned int` with `dev_t` like the code below?
> >     https://github.com/apache/mesos/blob/1.3.0/src/linux/cgroups.cpp#L2572
> >     
> >     Or actually I think the above code seems wrong, we should change it from `dev_t`
to `unsigned int`.
> 
> Gilbert Song wrote:
>     yea, should be `unsigned int` here for major or minor.
> 
> Gilbert Song wrote:
>     https://github.com/apache/mesos/blob/1.3.0/src/linux/cgroups.cpp#L2572 can be fixed
later.
> 
> Qian Zhang wrote:
>     Agree, mind to post a patch to fix that? :-)

Sure, will come up with a separte patch later.


- Gilbert


-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/60933/#review180796
-----------------------------------------------------------


On July 19, 2017, 5:18 p.m., Gilbert Song wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/60933/
> -----------------------------------------------------------
> 
> (Updated July 19, 2017, 5:18 p.m.)
> 
> 
> Review request for mesos, haosdent huang, Jason Lai, Jie Yu, Qian Zhang, and Zhitao Li.
> 
> 
> Bugs: MESOS-6162
>     https://issues.apache.org/jira/browse/MESOS-6162
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> - Data structure for Blkio entities
> - Stats helpers for blkio.throttle.io* (generic blkio stats)
> - Stats helpers for blkio.io* (CFQ related stats)
> - Comments from the kernel blkio doc for helper functions
> 
> 
> Diffs
> -----
> 
>   src/linux/cgroups.hpp eaf0dcad0ed38c507564624f1647e0c731b8b433 
>   src/linux/cgroups.cpp 334005abfc4ec9b20b7dc0212d852ba1f505dbb5 
> 
> 
> Diff: https://reviews.apache.org/r/60933/diff/2/
> 
> 
> Testing
> -------
> 
> make check
> 
> 
> Thanks,
> 
> Gilbert Song
> 
>


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