[Openstack] controller redundancy

Adam Lawson alawson at aqorn.com
Thu Apr 13 12:33:02 UTC 2017


Another FYI, OpenStack services don't have to be running to access a
virtual machine. Period. Amy other condition that prevents this is a
serious design flaw.

//adam

On Apr 13, 2017 5:31 AM, wrote:

> Fyi, the idea of controllers are a bit of a misnomer. You should have
> redundant services; they don't necessarily need to be on the same box.
> Since your asking as a new user. Have fun!
>
> //adam
>
> On Apr 12, 2017 5:27 PM, "Konstantin Raskoshnyi" <konrasko at gmail.com>
> wrote:
>
>> Yes, machines are still running, but since neutron is down none of them
>> can be accessible.
>>
>> On Wed, Apr 12, 2017 at 5:10 PM ron ramos <nhadie at gmail.com> wrote:
>>
>>> hi,
>>>
>>> depends on what you mean by inaccessible, your VM is probably still up
>>> and running on the compute node. but you won't be able to access them
>>> remotely as your controller node ( which is hosting neutron ) is down.
>>>
>>> regards,
>>> nhadie
>>>
>>>
>>> On Apr 12, 2017 11:31, "Konstantin Raskoshnyi" <konrasko at gmail.com>
>>> wrote:
>>>
>>> Hi guys,
>>> I'm new to openstack.
>>> Installed mirantis os 9,
>>> If one of controllers goes down - vm machines are not accesible, I
>>> though openstack supposed to work even if one controller is alive
>>>
>>> Any thoughts?
>>>
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