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RE: [Linux-cluster] Network failure results cluster environmentunstable & fragile



On Mon, 2006-02-27 at 20:28 -0500, Lon Hohberger wrote:
> On Mon, 2006-02-27 at 09:22 +0100, Pena, Francisco Javier wrote:
> > Hi Deval,
> > 
> > If you are using iLO fencing, you could try the latest fence package
> > (1.32.10). I have seen a similar problem, and it is because recent iLO
> > firmware versions behave a little different (they try to make a soft
> > restart instead of a hard reboot). 
> 
> Also, if you're using iLO fencing, make sure you boot with acpi=off
> (see /etc/grub.conf) and have acpid stopped.  (e.g. chkconfig --level
> 2345 acpid off)
> 
> ACPI soft-poweroff (which iLO tries to do) is exactly what you do not
> want in a cluster.

Wow, this sounds fairly important, but I do not see this mentioned in
the RHCS-4 "Configuring and Managing a Cluster" documentation when I
look at the setup for ILO fencing.  Where is this documented so others
deploying HP Proliants don't fall into a trap?  :)

/Brian/

-- 
       Brian Long                      |         |           |
       IT Data Center Systems          |       .|||.       .|||.
       Cisco Linux Developer           |   ..:|||||||:...:|||||||:..
       Phone: (919) 392-7363           |   C i s c o   S y s t e m s


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