[CRIU] [PATCH] Skip restoring the cgroup root directories when using full mode

Hui Kang hkang.sunysb at gmail.com
Tue Aug 25 09:04:52 PDT 2015


On Tue, Aug 25, 2015 at 12:00 PM, Cyrill Gorcunov <gorcunov at gmail.com> wrote:
> On Tue, Aug 25, 2015 at 06:42:38PM +0300, Andrew Vagin wrote:
>> On Tue, Aug 25, 2015 at 06:26:08PM +0300, Andrew Vagin wrote:
>> > I think the idea of restoring the root directories is wrong if you don't
>> > dump all processes on the host... It isn't actually about this patch,
>> > it's abount the manage-cgroups "full" mode.
>>
>> Hi Hui,
>>
>> Can we skip the root directories? We can think that if we meet a root
>> directory, this meens that a process doesn't use this controller?
>>
>> Hui and Cirill, what do you think about this idea?
>
> IIRC Hui hit the problem when special properties such as
> cpusets were not restored, which looks like a different
> issue than root directories. Or I miss something?

Hi, Cirill,
Sorry, I forgot to mention this issue happens when manage-cgroup=full.

- Hui


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