Hi, Can you run the sample MPI program, cpi.exe (c:\Program Files\MPICH2\examples\cpi.exe)? Regards, Jayesh ----- Original Message ----- From: "farrokh yousefi" <[email protected]> To: [email protected] Sent: Saturday, February 9, 2013 7:41:07 AM Subject: Re: [mpich-discuss] running parallel on windows Dear all, I want to run an example on windows in parallel, after installation MPICH2 and Putting smpd.exe & mpiexec.exe in the directory, when i write : mpiexec -np 1 -localonly lmp_win_mpi -in in.melt everything is working fine! (e.g: after passphrase for smpd, it run on single processor) but when i write: mpiexec -np 2 -localonly lmp_win_mpi -in in.melt does not work.(e.g after passphrase, does not run and stops! and does not issue any error). Please help me. Thank you Yasti _______________________________________________ discuss mailing list [email protected] To manage subscription options or unsubscribe: https://lists.mpich.org/mailman/listinfo/discuss