Open MPI logo

Open MPI User's Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all Open MPI User's mailing list

Subject: Re: [OMPI users] strange IMB runs
From: Michael Di Domenico (mdidomenico4_at_[hidden])
Date: 2009-08-13 09:54:19


On Thu, Aug 13, 2009 at 1:51 AM, Eugene Loh<Eugene.Loh_at_[hidden]> wrote:
>>Is this behavior expected? Are there any tunables to get the OpenMPI
>>sockets up near HP-MPI?
>
> First, I want to understand the configuration. It's just a single node. No
> interconnect (InfiniBand or Ethernet or anything). Right?

Yes, the superdome arch is itanium processors all connected internally
by some interlink. No ethernet or infiniband is at play.