You also might want to resend this to the MPICH mailing list this is the Open MPI mailing list
;-) On 7/2/08 8:03 AM, "Swamy Kandadai" <sw...@us.ibm.com> wrote: > Hi: > May be you do not have 12 entries in your machine.list file. You need to have > atleast np lines in your machine.list > > Dr. Swamy N. Kandadai > IBM Senior Certified Executive IT Specialist > STG WW Modular Systems Benchmark Center > STG WW HPC and BI CoC Benchmark Center > Phone:( 845) 433 -8429 (8-293) Fax:(845)432-9789 > sw...@us.ibm.com > http://w3.ibm.com/sales/systems/benchmarks > > > > > > "Aditya Vasal" <aditya.va...@kpitcummins.com> > > >>>>> "Aditya Vasal" <aditya.va...@kpitcummins.com> >>>>> Sent by: users-boun...@open-mpi.org 07/02/2008 07:36 AM Please respond to >>>>> Open MPI Users <us...@open-mpi.org> > To > > <us...@open-mpi.org> > > cc > > > Subject > > [OMPI users] Need some help regarding Linpack execution > > Hi, > > I want to perform LINPACK test on my m/c, I have only 1 GB RAM on the m/c > where I want to run 12 parallel Linpack processes on SLES 10. > I am using of Mpich-1.2.7p1. (Mpich is built with rsh=ssh option) > I have modified HPL.dat accordingly, > P = 3 > Q = 4 (so as to make PxQ = 12) > N = 8640 (so as to make use of only 56% of available memory and > leave rest for host processes) > NB = 11520 > I have also set ulimit l unlimited.. > Created a machine.list file by specifying my m/c¹s IP address 12 times. (So as > to execute all 12 processes on the same m/c) and using GotoBLAS for the > Linpack execution > > Execution command: > mpirun np 12 machinefile machine.list xhpl > > Upon execution, I get following error: > > HPL ERROR from process # 0, on line 419 of function HPL_pdinfo: >>>> >>> Need at least 12 processes for these tests <<< > > Please guide me where am I going wrong > > > Best Regards, > Aditya Vasal > > Software Engg | Semiconductor Solutions Group |KPIT Cummins Infosystems Ltd. | > +91 99 70 168 581 |aditya.va...@kpitcummins.com > <mailto:%7caditya.va...@kpitcummins.com> |www.kpitcummins.com > <blocked::">http://www.kpitcummins.com/> <http://www.kpitcummins.com/> > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users
