[Pacemaker] cold-start to standby?
Matthew O'Connor
matt at ecsorl.com
Sat Mar 1 17:34:17 UTC 2014
Perfect! This will work for me!
Thank you!!
-- Matthew
On 03/01/2014 06:20 AM, Lars Marowsky-Bree wrote:
> On 2014-03-01T00:14:25, Matthew O'Connor <matt at ecsorl.com> wrote:
>
>> I have had a few instances recently where circumstances conspired to
>> bring my cluster down completely and most non-gracefully (and this was
>> in spite of a relatively new 10kVA UPS). When bringing the nodes back
>> online, it would be enormously useful to me if they would go
>> automatically into standby when starting from an unknown state; that is,
>> when starting up with the realization that no active state exists (since
>> all the other nodes are down as well).
>>
>> Is this possible in any of the current releases?
> Yes. You can use this trick:
>
> Set the nodes to standby permanently:
>
> # crm node standby node1
>
> Set the node online *until it reboots*:
>
> # crm node status-attr node1 set standby false
>
> Voila. Now every time the node reboots it'll be in standby until
> something or someone intervenes with this command.
>
>
> Regards,
> Lars
>
--
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