[pve-devel] ha cluster with dell servers and drac fencing config + some remarks

[Martin Maurer]

Hi Alexandre,

thanks for testing this, can you add the drac config in the wiki?
http://pve.proxmox.com/wiki/Fencing

would be great,
thx

Martin

> -----Original Message-----
> From: pve-devel-bounces at pve.proxmox.com [mailto:pve-devel-
> bounces at pve.proxmox.com] On Behalf Of Alexandre DERUMIER
> Sent: Samstag, 14. Jänner 2012 14:40
> To: pve-devel at pve.proxmox.com
> Subject: [pve-devel] ha cluster with dell servers and drac fencing config +
> some remarks
> 
> Hi, I have finished to test ha cluster with dell servers and drac card as fencing
> devices.
> It's working great (and it's easy) !
> 
> Fencing works with drac card (tested with drac5, but it must work with drac6
> with same syntax), through ssh.(enabled by default on drac card)
> 
> Here the config.
> 
> 
>   <fencedevices>
>     <fencedevice agent="fence_drac5" ipaddr="X.X.X.X" login="root"
> name="node1-drac" passwd="XXXX" secure="1"/>
>     <fencedevice agent="fence_drac5" ipaddr="X.X.X.X" login="root"
> name="node2-drac" passwd="XXXX" secure="1"/>
>     <fencedevice agent="fence_drac5" ipaddr="X.X.X.X" login="root"
> name="node3-drac" passwd="XXXX" secure="1"/>
>   </fencedevices>
>  <clusternodes>
>     <clusternode name="node1" nodeid="1" votes="1">
>       <fence>
>        <method name="1">
>         <device name="node1-drac"/>
>        </method>
>       </fence>
>     </clusternode>
>     <clusternode name="node2" nodeid="2" votes="1">
>       <fence>
>        <method name="1">
>         <device name="node2-drac"/>
>        </method>
>       </fence>
>     </clusternode>
>    <clusternode name="node3" nodeid="3" votes="1">
>       <fence>
>        <method name="1">
>         <device name="node3-drac"/>
>        </method>
>       </fence>
>     </clusternode>
>   </clusternodes>
> 
> 
> 
> 
> Some remarks about HA :
> 
> 1)
> 
> It would by great to fence manually a dead node with pve-manager, if
> something goes wrong with fencing device or for users without fencing
> devices.
> I can be done with command : "fence_ack_manual deadnodename"
> 
> So maybe add a right click option on a dead node,to manually fence it.
> 
> 
> 2)
> 
> If I stop manually a vm managed by ha. (for maintenance by exemple, or
> maybe if don't need to have it started all the day), the node is restarted by
> HA automatically. I could be great if we could really stop it without remove
> the vm from ha management.
> 
> 
> 3)
> Not related to HA, but if a node goes down, we can't restart or move the vms
> manually on another node (with pve-manager).
> 
> 
> 
> 
>