On Mar 18, 2006, at 8:31 PM, Ralph Castain wrote:

Was this running on a single machine or on multiple nodes? Reason I'm asking is to try and see if the problem (a) is in mpirun not properly parsing the command line, or (b) is in the dss pack/unpack routines for that data type. If everything works right on a single machine, then we know it must be in option (b).

Brian Barrett wrote:
I think something is wrong with app contexts on the trunk. The example below seems to run uptime twice rather than running uptime then hostname as I would expect. [18:18] brbarret@frood:ttyp1 ~% mpirun -np 1 uptime : -np 1 hostname 18:18 up 12 days, 9:27, 2 users, load averages: 0.02 0.10 0.09 18:18 up 12 days, 9:27, 2 users, load averages: 0.02 0.10 0.09 [18:18] brbarret@frood:ttyp1 ~ % Brian


It happens regardless of where I'm trying to run processes. In this case, I was on a single desktop machine with no hostfile specified.

Brian

--
  Brian Barrett
  Open MPI developer
  http://www.open-mpi.org/


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