Hi Brad, If it works perfect I'd like to use your configuration for my own SUN X4100 systems. Can you please send your configuration files? Thanks a lot Arne -----Original Message----- From: linux-cluster-bounces@xxxxxxxxxx [mailto:linux-cluster-bounces@xxxxxxxxxx] On Behalf Of brad@xxxxxxxxxxxxxx Sent: Freitag, 10. August 2007 21:22 To: linux clustering Subject: Re: Add a fence device of type SUN ILOM > brad@xxxxxxxxxxxxxx wrote: > >>>brad@xxxxxxxxxxxxxx wrote: >>> >>> >>>>>Quentin Arce wrote: >>>>> >>>>> >>>>> >>>>> >>>>>>>>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? >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>How does ILOM work? telnet or ssh? Is there an snmp interface to >>>>>>>ILOM? >>>>>>>If so, there might be a way...by hacking on another agent. >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>So, I'm a lurker on this list as I no longer have a cluster up... >>>>>>but I work on ILOM and I would love to see this work. This isn't >>>>>>official support, I'm a developer not a customer support person. >>>>>>So, it's more on my time. If there is anything I can do... >>>>>>Please let me know. >>>>>>Questions on this problem, regarding what ILOM can / can't do, how >>>>>>to check state of the server via ILOM, etc. >>>>>> >>>>>> >>>>>> >>>>>Quentin! That is very kind of you. If you help with the ILOM >>>>>protocol, I'll help with the agent/script. This thread could form a >>>>>document on how to write an arbitrary fence agent for use with rhcs. >>>>> >>>>>Where is documentation available? Generally, three things are >>>>>needed from a baseboard management device in order to use it for >>>>>fencing: 1) A way to shut the system down, 2) a way to power the >>>>>system up, and 3) a way to check if it is up or down. >>>>> >>>>>What means can a script use to communicate with the ILOM card? Are >>>>>there big delta's in the protocol between different ILOM versions? >>>>> >>>>>I look forward to hearing from you. >>>>> >>>>>-J >>>>> >>>>> >>>>> >>>>I am interested in seeing this thread play out as well since I have >>>>26 SUN servers I am beginning to cluster. My question is why use >>>>SNMP over IPMI v2.0. I can do the above three things with: >>>> >>>>/usr/bin/ipmitool -U <user> -P <password> -H <ilom IP> chassis power >>>>off /usr/bin/ipmitool -U <user> -P <password> -H <ilom IP> chassis >>>>power on /usr/bin/ipmitool -U <user> -P <password> -H <ilom IP> >>>>chassis power status >>>> >>>>I don't need any MIB's for this either. It seems to me this might >>>>be an easier solution than snmp, but I may be missing something. >>>> >>>> >>>> >>>> >>>Oh make sure you are using lanplus mode for this. >>> >>> >>> >> >>Will do, and thanks. >> >> > That is a nice solution. There is a fence_ipmilan agent in the red hat > cluster distibution...how are you invoking the above for fencing? To > check if the rh agent works, here is the command line you would use > (it installs into /sbin...): > > /sbin/fence_ipmilan -a <ilom IP> -l <user> -p <password> -P -o > [off,on,reboot,status] > > There is a man page for fence_ipmilan that details some extra params. > > Well, I guess that solves the issue...if anyone would use an > snmp-based ILOM agent, we could talk about how to construct > that...otherwise, so much for my idea of this thread being > instructions for creating arbitrary agents! ;) > > -J > I just tested it and it seems to work perfectly. Sorry for bringing the thread to a premature end :) Brad Crotchett brad@xxxxxxxxxxxxxx http://www.bradandkim.net -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster
