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Subject: Re: [OMPI users] SIGV at MPI_Cart_sub
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2012-01-10 11:25:48


This may be a dumb question, but are you 100% sure that the input values are correct?

On Jan 10, 2012, at 8:16 AM, Anas Al-Trad wrote:

> Hi Ralph, I changed the intel icc module from 12.1.0 to 11.1.069, the previous default one used at a Neolith Cluster. I submitted the job and I still waiting for the result. Here is the message of the segmentation fault:
>
> [n764:29867] *** Process received signal ***
> [n764:29867] Signal: Floating point exception (8)
> [n764:29867] Signal code: Integer divide-by-zero (1)
> [n764:29867] Failing at address: 0x2ba640e74627
> [n764:29867] [ 0] /lib64/libc.so.6 [0x2ba641e162d0]
> [n764:29867] [ 1] /software/mpi/openmpi/1.4.1/i101011/lib/libmpi.so.0(mca_topo_base_cart_coords+0x43) [0x2ba640e74627]
> [n764:29867] [ 2] /software/mpi/openmpi/1.4.1/i101011/lib/libmpi.so.0(mca_topo_base_cart_sub+0x1d5) [0x2ba640e74acd]
> [n764:29867] [ 3] /software/mpi/openmpi/1.4.1/i101011/lib/libmpi.so.0(MPI_Cart_sub+0x35) [0x2ba640e472d9]
> [n764:29867] [ 4] /home/x_anaal/thesis/cimple/tst_chng_p/v5/r2/output.o(Compute_SUMMA1+0x226) [0x4088da]
> [n764:29867] [ 5] /home/x_anaal/thesis/cimple/tst_chng_p/v5/r2/output.o(variant_run+0xb2) [0x409058]
> [n764:29867] [ 6] /home/x_anaal/thesis/cimple/tst_chng_p/v5/r2/output.o(main+0xf90) [0x40eeba]
> [n764:29867] [ 7] /lib64/libc.so.6(__libc_start_main+0xf4) [0x2ba641e03994]
> [n764:29867] [ 8] /home/x_anaal/thesis/cimple/tst_chng_p/v5/r2/output.o [0x403fd9]
> [n764:29867] *** End of error message ***
>
> when I run my application, sometimes I get this error and sometimes it is stuck in the middle.
>
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-- 
Jeff Squyres
jsquyres_at_[hidden]
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