[ofa-general] OFED-1.1, mvapich and openmpi question

[Hal Rosenstock]

On Fri, 2007-03-09 at 10:32, Bala wrote:
> Hi All,
>        Recently we have installed OFED-1.1 on our
> 16 node blade cluster, as we are new to IB we
> have the following queries
> 
> 1. For openmpi we have used the "--mca btl openib,self
> ..." as command line option and it is
> running fine, now the question is how to make sure
> the it uses IB for mpi communication??
> 
> 2. Is there any tool available to find activity over
>   IB??

perfquery (an OpenIB diag) will show port counters which include
transmit/receive packets and bytes (for all IB traffic).

-- Hal

> 3. Is there any option available for "mvapich" to use
>   IB??
> 
> 4. we are using cpi.c sample is there any other 
>   sample we can use for testing as well as benchmark??
> 
> 5. shall we use this with SGE(Sun Grid Engine)
> scheduler??, anybody already using SGE for 
> openmpi and mvapich??
> 
> thanks in advance,
> -bala-
> 
> 
>  
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