[openib-general] Setting HCA LinkWidth

[Hal Rosenstock]

On Tue, 2006-10-03 at 13:34, Amit H Kumar wrote:
> Hi OpenIB,
> 
> I am not sure if this question belongs to this list or not. But if anyone
> can give me some lead it will be very helpful.
> 
> One of the HCA card in our cluster is running at LinkWidth 1x: as opposed
> to 4x on all other nodes

You might have a bad cable on that port. What does the switch peer port
to that HCA port say for link width ?
.
> I have been trying to set it to 4x using the iba_portconfig tool but
> nothing seems to work.

What is the iba_portconfig tool ? What stack/tools are you running ?

-- Hal

> Can anyone tell me what is the general approach in doing so.
> 
> Thank you for any feedback,
> -AK
> 
> 
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