need passwd to use mpirun
mack.joseph at epa.gov
Wed Oct 31 09:04:40 EST 2001
Daniel Kidger wrote:
> >From: Joseph Mack [mailto:mack.joseph at epa.gov]
> >I have run ssh-agent/ssh-add and can login to the slaves from
> >the master without a passwd/passphrase
> >I can run tstmachines -v successfully
> >On all machines, I have serv_p4 -o -p 1234 running
> >and MPI_P4SSPORT=1234, MPI_USEP4SSPORT=yes
> >in the environment
> >problem: from the same xterm as I run the above tests,
> >when I run
> >#mpirun -np somenumber ./mpi_testprogram
> >I'm asked for the passwd of the slave machines.
> hmm. Dont run as root.
> It will may well work as a mortal user.
now it asks me for the user's passwd.
If I kill serv_p4, then mpirun executes the program on all machines
without prompting me for a passwd.
It would appear that ssh and serv_p4 are incompatible on my setup.
Joseph Mack PhD, Senior Systems Engineer, Lockheed Martin
contractor to the National Environmental Supercomputer Center,
mailto:mack.joseph at epa.gov ph# 919-541-0007, RTP, NC, USA
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