[Pacemaker] The different between lanplus and open for IPMI

[jiaju liu]

> > Hi,
> > 
> > On Tue, May 24, 2011 at 03:31:01PM +0800, jiaju liu wrote:
> >>
> >> HI all I use ipmi as stonith resource. the interface I use lanplus first, however, it doesn't work. I check log,it shows nodea external/ipmi[3433]: ERROR: error executing 
> >> ipmitool: Error: Unable to establish IPMI v2 / RMCP+ session^M Unable to 
> >> get Chassis Power Status 
> >>
> >> so I change interface to open, so ipmi works, will it influence stonith resource work?
> > 
> > If ipmitool works then the stonith resource will work too. Best
> > to check documentation for your fencing device and its IPMI
> > implementation.
> 
> 'open' IPMI interface is a local interface. Usually it is able to
> interact only with a local BMC, thus it is only possible to fence a node
> on which fencing agent runs. Probably this is not what is wanted.

Thank you for your reply I have already find it fence the node which IPMI implementation when I use open interface. The lanplus interface works unstable, sometimes the node could not get  power status by lanplus, I should reboot BMC,

>Oh, good to know. That's definitely not useful for fencing. BTW,
>I think this is the first time I hear somebody reports lanplus
>not working. What kind of device is this?
super micro BMC

Thanks,

Dejan

> Best,
> Vladislav
> 
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