problems running SCALAPACK

Horatio B. Bogbindero wyy at cersa.admu.edu.ph
Fri Sep 8 01:03:42 EDT 2000


> 
> Did you do it with my compiled Scalapack http://ie.korea.ac.kr/~supercom/software/ ?
>
i am doing it right now.
 
> and How about try 
> 
>  [wyy,/home/apps/libs/SCALAPACK/TESTING,02:15]$ mpirun -np 8 xdlutime 
> 
this is what i did. mpirun N xdlutime which is the same as mpirun -np 8
xdlutime. what i do not understand is when i checked the processing nodes
i saw that the job was able to propagate through the network. i just do
not understand why there is not output?

> instead of 
> 
> [wyy,/home/apps/libs/SCALAPACK/TESTING,02:15]$ mpirun 8 xdlutime 
>  
> from Yoon Jae Ho
> Seoul,Korea
> 
> 
> > now. i have also successfully compiled SCALAPACK with no
> > problems. however, when i ran the xdlutime program for benchmarking there
> > are no results? 
> > 
> > here is the output:
> > --------------
> > [wyy,/home/apps/libs/SCALAPACK/TESTING,02:15]$ mpirun N xdlutime 
> > 
> > Simple Timer for ScaLAPACK routine PDGESV
> > Number of processors used:   8
> > 
> > TIME     N  NB   P   Q  LU Time   Sol Time  MFLOP/S Residual  CHECK
> > ---- ----- --- --- --- --------- --------- -------- -------- -------
> > 
> > Comments for the output:
> > Column 1: the time is the wall clock time
> > Column 2 & 3: matrix size (N by N) and block size (NB by NB)
> > Column 4 & 5: grid size (P by Q)
> > Column 6: total time (in seconds) to run PDGESV
> > Column 7: mega flops per seconds
> > Column 8: if PDGESV works fine
> > 
> > --------------
> > 
> > what could be wrong? pardon my ignorance.
> >  
> > ---------------------
> > william.s.yu at ieee.org
> >  
> > While we are sleeping, two-thirds of the world is plotting to do us in.
> > -- Dean Rusk
> >  
> > 
> > 
> > _______________________________________________
> > Beowulf mailing list
> > Beowulf at beowulf.org
> > http://www.beowulf.org/mailman/listinfo/beowulf
> 

 
---------------------
william.s.yu at ieee.org
 
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