Re: [OMPI users] mpiexec seems to be resolving names on server insteadof each node

2010-07-20 Thread Jeff Squyres
Micha -- (re-digging up this really, really old issue because Manuel just pointed me at the Debian bug for the same issue: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=524553) Can you confirm that this is still an issue on the latest Open MPI? If so, it should probably piggyback onto this

Re: [OMPI users] mpiexec seems to be resolving names on server insteadof each node

2009-05-06 Thread Rolf vandeVaarrt
It is worth mentioning that there is a FAQ that describes the algorithm. http://www.open-mpi.org/faq/?category=tcp#tcp-routability-1.3 Jeff Squyres wrote: Sorry for the delay in replying; I kept starting to look into this and then getting distracted by shiny objects. :-( OMPI v1.3 actually h

Re: [OMPI users] mpiexec seems to be resolving names on server insteadof each node

2009-05-06 Thread Jeff Squyres
Sorry for the delay in replying; I kept starting to look into this and then getting distracted by shiny objects. :-( OMPI v1.3 actually has a fairly sophisticated TCP address/network matching algorithm. The hostname resolution shouldn't really be the issue; OMPI directly queries the kerne