[Linux-cluster] CLVM & CMAN live adding nodes

Digimer lists at alteeve.ca
Sat Feb 22 13:51:27 UTC 2014


This is not true. I change things outside the <rm> tags often without 
restarting the cluster. It would be a significant flaw if that were the 
case.

On 22/02/14 04:33 AM, emmanuel segura wrote:
> I know if you need to modify anything outside <rm>... </rm>{used by
> rgmanager} tag in the cluster.conf file, you need to restart the whole
> cluster stack, with cman+rgmanager i have never seen how to add a node
> and remove a node from cluster without restart cman.
>
>
>
>
> 2014-02-22 6:21 GMT+01:00 Bjoern Teipel
> <bjoern.teipel at internetbrands.com
> <mailto:bjoern.teipel at internetbrands.com>>:
>
>     Hi all,
>
>     who's using CLVM with CMAN in a cluster with more than 2 nodes in
>     production ?
>     Did you guys got it to manage to live add a new node to the cluster
>     while everything is running ?
>     I'm only able to add nodes while the cluster stack is shutdown.
>     That's certainly not a good idea when you have to run CLVM on
>     hypervisors and you need to shutdown all VMs to add a new box.
>     Would be also good if you paste some of your configs using IPMI fencing
>
>     Thanks in advance,
>     Bjoern
>
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>
>
>
> --
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>
>


-- 
Digimer
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