Is there a way to set up an interface analogous to Unix's loopback? I suspect setting "-mca btl self,sm" wouldn't help since this is probably happening while the processes are bootstrapping.

--td

On 1/16/2012 7:26 PM, Ralph Castain wrote:
The problem is that OMPI is looking for a tcp port for your computer. With no 
network enabled, you don't have one, and so mpirun aborts. I don't know of any 
way around this at the moment.

Sent from my iPad

On Jan 16, 2012, at 4:53 PM, Gustavo Correa<g...@ldeo.columbia.edu>  wrote:

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
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