On Sun, 20 Nov 2011, David Knezevic wrote: > I was trying to debug ex30 in parallel, but it turns out on my current > machine when I do, say, > > mpirun -np 2 ./ex4-dbg -n 10 -d 2 > > libMesh appears to run as 2 independent processes, i.e. n_elem() = > n_local_elem() etc, rather than running in parallel. Have you ever > encountered this before? I presume it's due to my mpich configuration or > something (I just pulled it from synaptic... maybe I should compile from > source). > > If you do know what might be causing that issue, it'd be interested to hear.
Copying to libmesh-users in case others have seen this before with different causes. The one time I've seen this before, it happened when I accidentally had libMesh compiled against one MPI implementation and was running it with mpirun or mpiexec with a different implementation. --- Roy ------------------------------------------------------------------------------ All the data continuously generated in your IT infrastructure contains a definitive record of customers, application performance, security threats, fraudulent activity, and more. Splunk takes this data and makes sense of it. IT sense. And common sense. http://p.sf.net/sfu/splunk-novd2d _______________________________________________ Libmesh-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/libmesh-users
