[Linux-HA] Three or more nodes with Linux-HA

[Andrew Beekhof (GMail)]

On Aug 16, 2005, at 4:30 PM, Dominique Chabord wrote:

> Hi Alan and Alex,
>
>
> Le 11 août 05, à 07:17, Alan Robertson a écrit :
>
>
>> Alexander Litvak wrote:
>>
>>> Thanks for the answer.  Unfortunately my question was not about  
>>> how to go to 2.0 with two node. Site gives plenty of examples for  
>>> that.  But some people claim that 4, 8, 16 nodes clusters were  
>>> run.  I wanted to see an example of configuration and  
>>> applications that could benefit from that.  I don't see anybody  
>>> explaining how all things would work in this case at least from  
>>> 10,000 feet view.
>>>
>>
>> Well... you have to have more than two services :-)
>>
>
> If I run two critical services and I have three servers, is it  
> possible to setup heartbeat so that, if two servers are  
> simultaneously down, whichever they are, the services are both run  
> on the third computer ?

yes

>
>
>>
>> Or you have to have an n+1 standby node.
>>
>
> Do you mean that, for every critical service, there are one master  
> and one backup preconfigured ?
>
> Thank you for any comment on these particular points and for all  
> heartbeat development.
>
> Dominique
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>

--
Andrew Beekhof

"Too much knowledge leads to confusion; Too many guitar lessons lead  
to jazz-fusion!" - TISM