Open Stack

Hi Lu,

Topic in https://etherpad.openstack.org/p/sahara-liberty-proposed-sessions
is about HA in Sahara itself. How to recover after openstack controller
failure. It doesn't cover HA of clusters created by Sahara.

Thanks,
Andrew.


On Sun, Apr 26, 2015 at 10:44 PM, lu jander <juvenboy1987 at gmail.com> wrote:

> Hi, Sergey
>
> we are in the same phase like you, I have noticed that there is a topic in
> the https://etherpad.openstack.org/p/sahara-liberty-proposed-sessions
>
> currently we decide to do the HA on service level (HDFS etc), here is the
> doc
> http://www.cloudera.com/content/cloudera/en/documentation/core/latest/topics/admin_ha.html
>
> but I have heard that you will focus on the node level HA? for example.
>  like rebuild a node when one node is failed?
>
> 2015-04-23 16:33 GMT+08:00 Sergey Reshetnyak <sreshetniak at mirantis.com>:
>
>> Hi Lu
>>
>> I'm going to start working on HA support for Sahara  for HDP and CDH
>> plugins. Now I didn't create specs or blueprints about HA. Also I don't
>> have code for HA support.
>> When are you going to start implement HA for CDH?
>>
>> Thanks
>> Sergey
>>
>> 2015-04-20 4:06 GMT+03:00 Lu, Huichun <huichun.lu at intel.com>:
>>
>>>  Hi Sergey
>>>
>>> Last IRC meeting, I heard that you are currently working on the HA on
>>> CDH and HDP, by chance that we just raise a bp about HA, so do you have any
>>> bp or spec about this topic? I think it’s interesting about this topic, we
>>> can have some discussion.
>>>
>>> https://blueprints.launchpad.net/sahara/+spec/cdh-ha-support
>>>
>>>
>>>
>>>
>>>
>>> thx Sergey ^^
>>>
>>
>>
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