Oops sorry I made the test too fast: it still does not work properly with
I start on user1's machine:
mpirun -np 2 --machinefile machinefile.txt MyProgram
and I got :
user1_at_machine2 password prompt ?! (there is no user1 account on machine2...)
My problem is still open... why is there a connection attempt to machine2
with user1 ...
Has somebody an explanation ?
2010/3/10 Olivier Riff <oliriff_at_[hidden]>
> OK, it works now thanks. I forgot to add the slots information in the
> 2010/3/10 Ralph Castain <rhc_at_[hidden]>
> It is the exact same syntax inside of the machinefile:
>> user1_at_machine1 slots=4
>> user2_at_machine2 slots=3
>> On Mar 10, 2010, at 5:41 AM, Olivier Riff wrote:
>> > Hello,
>> > I am using openmpi on several machines which have different user
>> accounts and I cannot find a way to specify the login for each machine in
>> the machinefile passed to mpirun.
>> > The only solution I found is to use the -host argument of mpirun, such
>> > mpirun -np 2 --host user1_at_machine1,user2_at_machine2 MyProgram
>> > which is very inconvenient with a lot of machines.
>> > Is there a way to do the same using a machinefile text? :
>> > mpirun -np 2 -machinefile machinefile.txt MyProgram
>> > I cannot find the appropriate syntax for specifying a user in
>> > Thanks in advance,
>> > Olivier
>> > _______________________________________________
>> > users mailing list
>> > users_at_[hidden]
>> > http://www.open-mpi.org/mailman/listinfo.cgi/users
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