[Linux-cluster] Add a fence device of type SUN ILOM

[brad at bradandkim.net]

> Dear list members,
>
> I have in production a RHCS cluster composed of three RHEL4u5 nodes that
> use GFS. Initially, I first put no fence device on the nodes. I just
> defined a manual fence device without associating it to the nodes.
>
> As the GFS file system is not accessible when I'm rebooting one of the
> three nodes, I'm realizing the importance of fence devices.
>
> I just defined manual fence devices for the three nodes, but I read that
> manual fence device is not a good idea for production environment.
>
> My machines are SUN Fire X4100. I see that we can define a fence device of
> type HP ILO. I would like to know if I can use the HP ILO form in
> system-config-cluster tool to enter and use a SUN ILOM as fence device?
>
> If so, do you have any points I should pay attention for when I will
> define them? I recall that I'm working on a production environment and I'm
> scary to put things worst that they already are.
>
> Thank you very much
>
> __________________
>
> Stéphanie Lanthier


I run a mix of SUNFire X4100's and X4600's and am currently testing a
cluster setup with them.  Though I have not fully tested it yet, I am
planning on trying ipmi_lan as the fence device since the cards support
IPMI.  I can let you know how it works out.

Thanks,

Brad Crotchett
brad at bradandkim.net
http://www.bradandkim.net