[Users] Fwd: Re: Latest news in Virtuozzo 7 development 20160428

[jjs - mainphrame]

Update - as of tonight's ugrades everything works regarding live
migration of containers -

Jake

On Mon, Jun 6, 2016 at 3:10 PM, jjs - mainphrame <jjs at mainphrame.com> wrote:
> Greetings -
>
> Thanks Cyril, vzctl suspend/resume bug filed and fixed -
> suspend/resume now works on all CTs and the mysql socket survives the
> process intact.
>
> Moving on to the next checklist item - live migration fails for the
> same ct that had the issue with the mysql socket(now fixed):
>
> [root at hachi ]# vzmigrate annie 888 --online
> Connection to destination node (annie) is successfully established
> Moving/copying CT 888 -> CT 888, [], [] ...
> locking 888
> Checking bindmounts
> Check cluster ID
> Checking keep dir for private area copy
> Check of requires kernel modules
> Checking technologies
> Checking IP addresses on destination node
> Checking RATE parameters in config
> Checking ploop format 2
> copy CT private /vz/private/888
> Live migration stage started
> Phaul service failed to live migrate CT
> Phaul failed to live migrate CT (/var/log/phaul.log)
> Can't move/copy CT 888 -> CT 888, [], [] : Phaul failed to live
> migrate CT (/var/log/phaul.log)
> [root at hachi ]#
>
> Is this expected to work? Shall I file a bug?
>
> Regards,
>
> Jake
>
>
> On Mon, May 30, 2016 at 1:04 AM, Konstantin Khorenko
> <khorenko at virtuozzo.com> wrote:
>> Hi Jake,
>>
>> On 05/30/2016 01:37 AM, jjs - mainphrame wrote:
>>>
>>> Greetings,
>>>
>>> I spoke too soon.
>>>
>>> It's now true that all the containers will now successfully suspend and
>>> resume.
>>>
>>> However, on closer inspection, it turns out that the mysql ct has an
>>> issue; namely, that the mysql socket is dead after the restore,
>>> requiring a mysql restart.
>>>
>>> is this a known issue, or should I file a bug?
>>
>>
>> No, this is something new. Please, file a bug.
>> (and don't forget to post environment info (versions): kernel, criu, vzctl,
>> libvzctl)
>>
>> Thank you!
>>
>> --
>> Best regards,
>>
>> Konstantin Khorenko,
>> Virtuozzo Linux Kernel Team
>>
>>>
>>> Jake
>>>
>>> On Sat, May 28, 2016 at 11:59 AM, jjs - mainphrame <jjs at mainphrame.com>
>>> wrote:
>>>>
>>>> Greetings,
>>>>
>>>> I'm happy to report that with today's updates, suspend/resume is
>>>> working on all of the containers here.
>>>>
>>>> Jake
>>>>
>>>> On Wed, May 18, 2016 at 11:48 PM, Cyrill Gorcunov
>>>> <gorcunov at virtuozzo.com> wrote:
>>>>>
>>>>> On Wed, May 18, 2016 at 07:36:23PM -0700, jjs - mainphrame wrote:
>>>>>>
>>>>>> Greetings,
>>>>>>
>>>>>> I actually had to remove the nfs-utils package before suspend would
>>>>>> work. With that package removed, live migration also works.
>>>>>>
>>>>>> So, I have one remaining CT where resume fails; an ubuntu 14.04 image
>>>>>> running mysql, which runs into the aio problem.
>>>>>>
>>>>>
>>>>> Hi! Thanks for info. The aio issue should be fixed in a couple of days I
>>>>> hope.
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at openvz.org
>>> https://lists.openvz.org/mailman/listinfo/users
>>> .
>>>
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