[Linux-cluster] HP ILO Fence Configuration

[Marc Grimme]

You might want to take a look at this ILO Fence Agent.
http://download.atix.de/yum/comoonics/redhat-el5/productive/noarch/RPMS/comoonics-bootimage-fenceclient-ilo-0.1-18.noarch.rpm
I think when I wrote it I detected the same problem and fixed it there.
Marc.
On Thursday 07 August 2008 09:33:46 Jakub Suchy wrote:
> > Does not sound like you are having a fencing issue, but I can share our
> > configuration / implementation and experiences with it.
> >
> > We have been using fencing configured for HP iLO and iLO2 for the better
> > of 2-years, with almost a full year in production now.  It is slow (42+
> > seconds per fencing attempt) and always problematic.  We are piloting
>
> Hi,
> I am currently implementing cluster using HP iLO and i am experiencing
> this slowness too. As far as I have dug into the fence_ilo perl script, it
> seems that longest time it takes is for opening a SSL socket to the card.
> Also, the script for reboot works like this (pseudocode):
>
> if ($action == reboot) {
>   check_status();
>   if (status == on) {
>     power_off();
>     check_status(); // if error...
>   }
> }
>
> this means 3 operations = 3 sockets = lots of time.
> If the script could be rewritten to reuse existing socket, it will be a
> lot faster. I just don't know how to determine if the socket is still
> alive (then we need to reconnect). Anyone?
>
> (Also, fence_ilo depends on perl-Crypt-SSLeay, but this is not marked as a
> dependency in relevant channel, so you have to install it manually - i
> should post a bug report to bugzilla).
>
> Jakub
>
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Gruss / Regards,

Marc Grimme
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