[mvapich-discuss] charm++ / namd

Roland Fehrenbacher Roland.Fehrenbacher at transtec.de
Thu Jun 1 16:16:50 EDT 2006


Hi,

I'm trying to get charm++ (http://charm.cs.uiuc.edu/ needed for namd)
to work with mvapich 0.9.7. While I can compile everything fine, when
executing a test job like hello (from charm++) I get:

$ mpiexec  -verbose -n 2 -comm mpich-ib ./hello
mpiexec: resolve_exe: using absolute exe "./hello".
mpiexec: concurrent_init: old master died, reusing his fifo as master.
mpiexec: wait_task_start: start evt 2 task 0 on beo-15.
mpiexec: wait_task_start: start evt 3 task 1 on beo-15.
mpiexec: All 2 tasks started.
read_ib_startup_ports: waiting for checkins
read_ib_startup_ports: version 3 startup
read_ib_startup_ports: rank 0 checked in, 1 left
read_ib_startup_ports: rank 1 checked in, 0 left
read_ib_startup_ports: barrier start
mpiexec: Error: read_full: EOF, only 0 of 4 bytes.

, i.e. the job never starts.

$ mpirun_rsh  -np 2 -hostfile /var/spool/pbs/aux/84.beosrv-c ./hello

doesn't give any output.

A run with a single CPU works fine:

$ mpiexec  -n 1 -comm mpich-ib ./hello
Running Hello on 1 processors for 5 elements
Hello 0 created
Hello 1 created
Hello 2 created
Hello 3 created
Hello 4 created
Hi[17] from element 0
Hi[18] from element 1
Hi[19] from element 2
Hi[20] from element 3
Hi[21] from element 4
All done
End of program

Any ideas?

Thanks,

Roland



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