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Subject: Re: [hwloc-users] hwloc sockets support on solaris
From: Brice Goglin (Brice.Goglin_at_[hidden])
Date: 2010-06-23 16:14:33


I see this in the solaris binding core:

  if (hwloc_cpuset_weight(hwloc_set) != 1) {
    errno = EXDEV;
    return -1;
  }

OMPI doesn't get this error ?

Brice

Le 23/06/2010 21:56, Terry Dontje a écrit :
> Does hwloc think it supports binding processes to sockets or multiple
> cpus? I am asking because I believe there are no current Solaris
> accessors that support this (processor_bind only binds a pid or a set
> of pids to a *single* processor).
>
> I bring this up because in testing OMPI with hwloc support it looks
> like -bind-to-socket is acting like -bind-to-core on Solaris. I
> believe the issue is hwloc should be returning an error to tell OMPI
> it cannot bind-to-socket or multiple cpus at that.
>
> --
> Oracle
> Terry D. Dontje | Principal Software Engineer
> Developer Tools Engineering | +1.650.633.7054
> Oracle * - Performance Technologies*
> 95 Network Drive, Burlington, MA 01803
> Email terry.dontje_at_[hidden] <mailto:terry.dontje_at_[hidden]>
> --
> Oracle
> Terry D. Dontje | Principal Software Engineer
> Developer Tools Engineering | +1.650.633.7054
> Oracle * - Performance Technologies*
> 95 Network Drive, Burlington, MA 01803
> Email terry.dontje_at_[hidden] <mailto:terry.dontje_at_[hidden]>
>
>
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