[Pw_forum] Problem Using MPI
eyvaz_isaev at yahoo.com
Fri Jun 11 17:00:30 CEST 2004
I am not MPI expert, but according to your report I
can guess that you have hardware problem. Perhaps your
network works not properly.
But it is just my guess.
--- shamim akhtar <shamim7862002 at yahoo.com> wrote:
> When I run a MPI program then the following error
> has shown. I dont know why..Some times it shows and
> sometimes not...sometimes work properly....
> What the problem?
> What i have done is here..
> From master node i send 55 data set to 5 processors
> by a MPI_SEND() with in a loop...
> the slaves receive by MPI_Recv() with in a loop and
> again send all data set to the master by using
> MPI_Recv() with in a loop..
> The loop is used for how many data they receive and
> how many data they send just keep the track...
> $ time mpirun -np 5 a.out
> 0 - MPI_RECV : Message truncated
>  Aborting program !
>  Aborting program!
> I am processor 4I am processor 3I am processor 2I am
> processor 1/home/software/mpich-1.2.5/bin/mpirun:
> line 1: 1699 Broken pipe
> /home/st027364/sort/a.out -p4pg
> /home/st027364/sort/PI1551 -p4wd /home/st027364/sort
> real 0m7.002s
> user 0m0.100s
> sys 0m0.110s
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