[openib-general] ping delay

[Hal Rosenstock]

Hi Suri,

On Sat, 2006-03-04 at 18:52, Suresh Shelvapille wrote:
> Folks:
> 
> Two commercial switches are connected to each other via two of our devices
> (which act like switches).

Is there one link between each switch ?

>  One HCA is connected to each of the commercial
> switches. Upon power up, everything is normal and when I ping

Is this (IPoIB) ping you are referring to ?

>  one HCA from the other everything is fine.
> When everything is operational, if I move one of the HCAs from one switch
> port to another on the same switch, then the pings start to take an enormous
> amount of time....

but they work ?

> When a port move happens, is there some SMP sent from the SM(the SM is on
> the commercial switch) which we may not be handling in our device, which
> could be causing this delay?

There are a number of SMs which need to be sent including changes in the
MFT.

-- Hal

> Thanks,
> Suri
> 
> 
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