[openstack-dev] [Fuel][HA][RabbitMQ] Rabbitmq-related HA issues

Vladimir Kuklin vkuklin at mirantis.com
Fri May 16 19:39:44 UTC 2014


Guys.

It seems that this patch: https://review.openstack.org/#/c/93815/ should
fix everything. If it does not, let's do additional research. Also, Ryan
says that kombu version 3 works much better, so if the fix is not good
enough we can update kombu, but we will need to check its compliance with
nailgun and astute.


On Tue, May 13, 2014 at 3:17 PM, Vladimir Kuklin <vkuklin at mirantis.com>wrote:

> Alexey, could you link this particular change? I think, there is some
> miscommunication - it does not seem that keepalive patch helped a lot.
>
>
> On Tue, May 13, 2014 at 2:53 PM, Alexei Kornienko <
> alexei.kornienko at gmail.com> wrote:
>
>> Hi,
>>
>> No good news from me now.
>> I think I need to spend additional time to reproduce this issue. I've
>> done some code research and it seems that problem may be related to how
>> nova uses oslo.messaging library.
>>
>> P.S. I've seen a patch in fuel changing tcp_keepalive option and it says
>> that it fixed the problem, am I right?
>>
>> Regards,
>> On May 13, 2014 2:05 PM, "Vladimir Kuklin" <vkuklin at mirantis.com> wrote:
>>
>>> Alexey Kornienko promised to give us an update. Alexey, do you have
>>> newer info?
>>> 12 мая 2014 г. 13:22 пользователь "Vladimir Kuklin" <
>>> vkuklin at mirantis.com> написал:
>>>
>>>> Guys, I suggest that we meet at Mirantis booth as it is in the same
>>>> hall with lunch
>>>> 12 мая 2014 г. 13:02 пользователь "Andrew Woodward" <xarses at gmail.com>
>>>> написал:
>>>>
>>>>> Correct. Openstack HA
>>>>> On May 12, 2014 12:43 PM, "Mike Scherbakov" <mscherbakov at mirantis.com>
>>>>> wrote:
>>>>>
>>>>>> A little note - it's going to be about OpenStack HA issues, not about
>>>>>> Fuel master node HA, right?
>>>>>> On May 12, 2014 8:37 PM, "Vladimir Kuklin" <vkuklin at mirantis.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Fuelers,
>>>>>>>
>>>>>>>
>>>>>>> We are going to discuss rabbit/kombu related HA issues today. I
>>>>>>> suggest we do this at 1pm today in Hall B2 during lunch. Feel free to
>>>>>>> provide alternative suggestions if you have any objections. Also bring in
>>>>>>> anyone who may be of help.
>>>>>>>
>>>>>>> List of problems and bugs is here:
>>>>>>> https://etherpad.openstack.org/p/fuel-ha-rabbitmq
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Yours Faithfully,
>>>>>>> Vladimir Kuklin,
>>>>>>> Fuel Library Tech Lead,
>>>>>>> Mirantis, Inc.
>>>>>>> +7 (495) 640-49-04
>>>>>>> +7 (926) 702-39-68
>>>>>>> Skype kuklinvv
>>>>>>> 45bk3, Vorontsovskaya Str.
>>>>>>> Moscow, Russia,
>>>>>>> www.mirantis.com <http://www.mirantis.ru/>
>>>>>>> www.mirantis.ru
>>>>>>> vkuklin at mirantis.com
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> OpenStack-dev mailing list
>>>>>>> OpenStack-dev at lists.openstack.org
>>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
>>>>>>>
>>>>>>>
>>>>>> _______________________________________________
>>>>>> OpenStack-dev mailing list
>>>>>> OpenStack-dev at lists.openstack.org
>>>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
>>>>>>
>>>>>>
>>>>> _______________________________________________
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>>>>>
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>>
>
>
> --
> Yours Faithfully,
> Vladimir Kuklin,
> Fuel Library Tech Lead,
> Mirantis, Inc.
> +7 (495) 640-49-04
> +7 (926) 702-39-68
> Skype kuklinvv
> 45bk3, Vorontsovskaya Str.
> Moscow, Russia,
> www.mirantis.com <http://www.mirantis.ru/>
> www.mirantis.ru
> vkuklin at mirantis.com
>



-- 
Yours Faithfully,
Vladimir Kuklin,
Fuel Library Tech Lead,
Mirantis, Inc.
+7 (495) 640-49-04
+7 (926) 702-39-68
Skype kuklinvv
45bk3, Vorontsovskaya Str.
Moscow, Russia,
www.mirantis.com <http://www.mirantis.ru/>
www.mirantis.ru
vkuklin at mirantis.com
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