Have you tried to specify the hosts with something like this? mpirun -np 2 -host localhost ./my_program
See 'man mpirun' for more details. I hope it helps, Gus Correa On Jan 16, 2012, at 6:34 PM, MM wrote: > hi, > > when my wireless adapter is down on my laptop, only localhost is configured. > In this case, when I mpirun 2 binaries on my laptop, mpirun fails with this > error: > > > It looks like orte_init failed for some reason; your parallel process i > likely to abort. There are many reasons that a parallel process can > fail during orte_init; some of which are due to configuration or > environment problems. This failure appears to be an internal failure; > here's some additional information (which may only be relevant to an > Open MPI developer): > > orte_rml_base_select failed > --> Returned value Error (-1) instead of ORTE_SUCCESS > > > > when I turn on the wireless adapter back on, the mpirun works fine > > Is there a way to make mpirun realize all my binaries run on the same box, > and therefore don't need any other interface but localhost? > > PS: this is ipconfig when the wireless adapter is off > > >ipconfig /all > > Windows IP Configuration > > Host Name . . . . . . . . . . . . : > Primary Dns Suffix . . . . . . . : > Node Type . . . . . . . . . . . . : Hybrid > IP Routing Enabled. . . . . . . . : No > WINS Proxy Enabled. . . . . . . . : No > > Ethernet adapter Wireless Network Connection: > > Media State . . . . . . . . . . . : Media disconnected > Description . . . . . . . . . . . : Intel(R) WiFi Link 5100 AGN > Physical Address. . . . . . . . . : > > rds, > > MM > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users