problems running SCALAPACK

Horatio B. Bogbindero wyy at cersa.admu.edu.ph
Fri Sep 8 01:53:12 EDT 2000



i downloaded the scalapack_simpleblas thing but it did not seem to be the
correct one????

On Fri, 8 Sep 2000, Yoon Jae Ho wrote:

> 
> Did you do it with my compiled Scalapack http://ie.korea.ac.kr/~supercom/software/ ?
> 
> and How about try 
> 
>  [wyy,/home/apps/libs/SCALAPACK/TESTING,02:15]$ mpirun -np 8 xdlutime 
> 
> 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
> >  
> > 
> > 
> > _______________________________________________
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> > Beowulf at beowulf.org
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> 

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