[mpich-discuss] mpich2 hangs on Ubuntu beowulf cluster(with NFS) with patch

[Darius Buntinas]

What are the parameters you're using for mpiexec?

If you're setting -disable-auto-cleanup, try leaving that off.

-d


On Jan 23, 2012, at 1:03 PM, Konstantinos Varotsos wrote:

> ok it seems that the segmenation error was a stack size issue
> 
> after reseting it
> ulimit -a gives
> 
> core file size          (blocks, -c) unlimited
> data seg size           (kbytes, -d) unlimited
> scheduling priority             (-e) 20
> file size               (blocks, -f) unlimited
> pending signals                 (-i) 16382
> max locked memory       (kbytes, -l) 64
> max memory size         (kbytes, -m) unlimited
> open files                      (-n) 1024
> pipe size            (512 bytes, -p) 8
> POSIX message queues     (bytes, -q) 819200
> real-time priority              (-r) 0
> stack size              (kbytes, -s) unlimited
> cpu time               (seconds, -t) unlimited
> max user processes              (-u) unlimited
> virtual memory          (kbytes, -v) unlimited
> file locks                      (-x) unlimited
> 
> 
> 
> 
> mpiexec with -l gives
> 
> 
> [4] Fatal error in PMPI_Bcast: Other MPI error, error stack:
> [4] PMPI_Bcast(1483)......: MPI_Bcast(buf=0x1f9fb60, count=1, MPI_CHAR, root=0, comm=0x84000004) failed
> [4] MPIR_Bcast_impl(1326).:
> [4] MPIR_Bcast_intra(1124):
> [4] MPIR_SMP_Bcast(1041)..: Failure during collective
> [0] Fatal error in PMPI_Barrier: Other MPI error, error stack:
> [0] PMPI_Barrier(425)...........: MPI_Barrier(comm=0x84000004) failed
> [0] MPIR_Barrier_impl(306)......:
> [0] MPIR_Bcast_impl(1326).......:
> [0] MPIR_Bcast_intra(1160)......:
> [0] MPIR_Bcast_binomial(213)....: Failure during collective
> [0] MPIR_Barrier_impl(292)......:
> [0] MPIR_Barrier_or_coll_fn(121):
> [0] MPIR_Barrier_intra(83)......:
> [0] dequeue_and_set_error(596)..: Communication error with rank 4
> 
> 
> thanx Kwstas
> 
> 
> 
> 
> 
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