Looks like a bug - can address next week. Very unusual use of npernode...
Sent from my iPad On Oct 4, 2011, at 4:55 AM, Andrew Senin <andrew.se...@itseez.com> wrote: > Hi all, > > I noticed a strange behaviour in 1.5.4 which seems to me as a bug. I'm trying > to launch 4 ranks on 2 nodes. If I add "-npernode 3 -bynode" parameters > mpirun freezes on start. When I tried with the "-display-map" parameter it > shows the following: > ./mpirun --np 4 --host mir1,mir2 -npernode 3 -display-map -bynode ./hello > > ======================== JOB MAP ======================== > > Data for node: mir1 Num procs: 3 > Process OMPI jobid: [42759,1] Process rank: 0 > Process OMPI jobid: [42759,1] Process rank: 2 > Process OMPI jobid: [42759,1] Process rank: 4 > > Data for node: mir2 Num procs: 1 > Process OMPI jobid: [42759,1] Process rank: 1 > > Which seems as a problem since there supposed to be no rank #4 as np=4. > > I've also tried with trunk. The application also freezes but does not show > the map of ranks. > > Could you please assist if this is a bug or I'm doing something improperly? > > Regards, > Andrew Senin > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users