[MPICH] nemesis in a threaded code
Darius Buntinas
buntinas at mcs.anl.gov
Wed Apr 11 16:22:39 CDT 2007
Hmm, what do you mean by "dropping packages"? What symptoms are you seeing?
Darius
chong tan wrote:
> that is what I thought too. But without using --enable-threads, nemesis is
> dropping packages randomly in a threaded env. I will rebuild with
> --enable-threads=funnel to see what happen.
>
> tan
>
>
>
> ----- Original Message ----
> From: Darius Buntinas <buntinas at mcs.anl.gov>
> To: chong tan <chong_guan_tan at yahoo.com>
> Cc: mpich-discuss at mcs.anl.gov
> Sent: Wednesday, April 11, 2007 1:07:04 PM
> Subject: Re: [MPICH] nemesis in a threaded code
>
> Nemesis only supports thread_single. However, as long as you ensure
> that only one thread is making MPI calls, it should work fine.
>
> Darius
>
> chong tan wrote:
> > with MPI calls done by the main thread, nemesis is dropping packages.
> > Should I build MPICH
> > using --enable-threads=funneled ?
> >
> > thanks
> > tan
> >
> >
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