This is difficult to answer without a code sample to reproduce. Could
you submit a minimal program which reproduces this behavior?
Cheers
-Andreas
On 17:18 Sat 04 Apr , Subhra Mazumdar wrote:
> Hi,
>
> When I run my mpi job with openmpi 1.8.4, it hangs in the following stack:
>
> #0 0x7fe59e07b264 in __lll_lock_wait () from /lib64/libpthread.so.0
> #1 0x7fe59e076508 in _L_lock_854 () from /lib64/libpthread.so.0
> #2 0x7fe59e0763d7 in pthread_mutex_lock () from /lib64/libpthread.so.0
> #3 0x7fe598543341 in mca_btl_vader_component_progress () from
> /root/openmpi-1.8.4/openmpinstall/lib/openmpi/mca_btl_vader.so
> #4 0x7fe59c4932ca in opal_progress () from
> /root/openmpi-1.8.4/openmpinstall/lib/libopen-pal.so.6
> #5 0x7fe597f012c5 in mca_pml_ob1_send () from
> /root/openmpi-1.8.4/openmpinstall/lib/openmpi/mca_pml_ob1.so
> #6 0x7fe59e2fe902 in PMPI_Send () from
> ./openmpi-1.8.4/openmpinstall/lib/libmpi.so.1
>
>
> Anyone seen this? I am using MPI_THREAD_MULTIPLE for mpi init since my mpi
> processes are multithreaded. I also checked that I got the same level as
> requested (MPI_THREAD_MULTIPLE) during init and I had compiled openmpi to
> enable threading.
>
> Thanks,
> Subhra.
> ___
> users mailing list
> us...@open-mpi.org
> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
> Link to this post:
> http://www.open-mpi.org/community/lists/users/2015/04/26608.php
--
==
Andreas Schäfer
HPC and Grid Computing
Chair of Computer Science 3
Friedrich-Alexander-Universität Erlangen-Nürnberg, Germany
+49 9131 85-27910
PGP/GPG key via keyserver
http://www.libgeodecomp.org
==
(\___/)
(+'.'+)
(")_(")
This is Bunny. Copy and paste Bunny into your
signature to help him gain world domination!
signature.asc
Description: Digital signature
