[Users] high availability via fencing

[Eli Mesika]

----- Original Message -----
> From: "Ian Levesque" <ian at crystal.harvard.edu>
> To: users at ovirt.org
> Sent: Friday, April 20, 2012 6:36:16 PM
> Subject: [Users] high availability via fencing
> 
> Hello,
> 
> I'm testing ovirt for potential deployment and one of the metrics for
> its success relies on the high availability feature. In my research
> on this feature, I found scattered documentation indicating that
> fencing is a prerequisite. On my test hardware, I don't have any
> LOM/IPMI but I see that APC managed PDUs are supported, which I do
> have.
> 
> The problem is when I try to configure Power Management to use the
> "apc" type, I get this error:
> 
> 	Test Failed, Host Status is: unknown. The fence-agent script
> 	reported the following error:
> 	Failed: You have to enter plug number Please use '-h' for usage
> 
> ovirt-engine/engine.log tells me:
> 
> 2012-04-20 11:32:44,595 INFO
>  [org.ovirt.engine.core.bll.FencingExecutor] (http--0.0.0.0-8443-5)
> Executing <Status> Power Management command, Proxy Host:heilig,
> Agent:apc, Target Host:, Management IP:134.174.x.x, User:ovirt,
> Options:port=22,secure=true,slot=1
> 
> 2012-04-20 11:32:44,598 INFO
>  [org.ovirt.engine.core.vdsbroker.vdsbroker.FenceVdsVDSCommand]
> (http--0.0.0.0-8443-5) START, FenceVdsVDSCommand(vdsId =
> 6de5e3fa-8a33-11e1-b3f9-003048c85226, targetVdsId =
> 60087c5e-8a3b-11e1-b15d-003048c85226, action = Status, ip =
> 134.174.x.x, port = , type = apc, user = ovirt, password = ******,
> options = 'port=22,secure=true,slot=1'), log id: 57f86a56
> 
> 2012-04-20 11:32:44,696 INFO
>  [org.ovirt.engine.core.vdsbroker.vdsbroker.FenceVdsVDSCommand]
> (http--0.0.0.0-8443-5) FINISH, FenceVdsVDSCommand, return: Test
> Failed, Host Status is: unknown. The fence-agent script reported the
> following error: Failed: You have to enter plug number
> Please use '-h' for usage
> 
> I've tried to add "port=1" to the Options field but that seems to
> have no effect.
> 
> Any ideas? Is there any way to configure a "dumb" power management /
> fencing configuration for testing?

If you still have the problem, can you please put also the vdsm log (look for "fenceNode" )
Thanks

> 
> Cheers,
> Ian
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