[mvapich-discuss] MPI_Comm_connect/accept segfault during MPIDI_CH3I_comm_create

Neil Spruit nrspruit at gmail.com
Fri Nov 21 16:46:57 EST 2014


Yes, I have  MV2_ENABLE_AFFINITY=0 and MV2_SUPPORT_DPM=1 both set in this
case since I am performing dynamic process creation and using thread level
"multiple". I have mvapich on my boxes built with --enable-threads=multiple.

Thanks,
Neil

On Fri, Nov 21, 2014 at 12:35 PM, Jonathan Perkins <
perkinjo at cse.ohio-state.edu> wrote:

> Hi, have you tried setting MV2_SUPPORT_DPM=1? Please take a look at
>
> http://mvapich.cse.ohio-state.edu/static/media/mvapich/mvapich2-2.0.1-userguide.html#x1-22700011.73
> for more information on this runtime variable.
>
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