WORKS, but .... -- Re: [Pacemaker] Time-based location constraint not working in HB 2.1.4?

Andrew Beekhof beekhof at gmail.com
Mon Dec 15 14:20:44 UTC 2008


On Dec 15, 2008, at 11:40 AM, Andreas Kurz wrote:

> Andrew Beekhof wrote:
>>
>> On Dec 12, 2008, at 1:44 PM, Andreas Kurz wrote:
>>
>>> Andrew Beekhof wrote:
>>>>
>>>>>>
>>>>>>> Is a restart of heartbeat on both nodes needed ...
>>>>>>> or only on the current DC?
>>>>>>
>>>>>> Essentially everything.  Since restarting just the DC will  
>>>>>> result in
>>>>>> another node being the DC.
>>>>>
>>>>> Out of curiosity: why is the cluster_recheck_interval not  
>>>>> enabled by
>>>>> default with a value like 1min or 5min?
>>>>
>>>> Time-based rules aren't that common yet.
>>>
>>> I understand ... but does it hurt to have it enabled? too much extra
>>> load for the cluster?
>>
>> At the time it was thought so, but it's probably possible now.
>
> I restarted the cluster with enabled cluster_recheck_interval and the
> constraints work as expected, thanks for your help Andrew!
>
> Now another question popped up ... how to deal with nodes running in
> different time zones? At the moment the time-based rules are executed
> according to the DCs time zone I suppose?

Correct.
In a nutshell, neither heartbeat or openais (yet) provide good split- 
site support so its not a problem we've looked at solving (again,  
"yet").

> There is no hidden feature to
> specifiy a cluster-wide time zone to base time-based decisions on?

Correct.





More information about the Pacemaker mailing list