> 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
