[Devel] [RFC libvzctl] Add ability to restore @real_start_timespec and @start_timespec

Igor Sukhih igor at virtuozzo.com
Mon Feb 8 06:05:03 PST 2016


On 02/08/2016 04:53 PM, Cyrill Gorcunov wrote:
> On Mon, Feb 08, 2016 at 04:46:22PM +0300, Igor Sukhih wrote:
>> On 02/08/2016 12:34 PM, Cyrill Gorcunov wrote:
>>> Guys, here is a problem I would like to discuss. For containers transparent
>>> transition we've to make monotonic clocks to consider the delta the container
>>> has been offline thus userspace applications won't notice the transition.
>>>
>>>
>> Why this functionality done outside of criu. is it workaround?
>> Can criu detect c/r monotonic feature and process internally?
> This is PCS7 specific feature which requires modified kernel. I don't
> want to bring some non-generic functionality into criu.
>
> We've had that named "custom" properties for cgroups which allowed
> someone to specify which additional cgroup properties must be saved into
> images and restored than (specified via command line option in json
> format) but we didn't merge it.
I prefer to use  c/r custom cgroups feature instead of  action scripts.


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