Archives


- Beowulf
- Beowulf Announce
- Scyld-users
- Beowulf on Debian

problems running SCALAPACK

Many of your questions may have already been answered in earlier discussions or in the FAQ. The search results page will indicate current discussions as well as past list serves, articles, and papers.

Search

Yoon Jae Ho yoon at bh.kyungpook.ac.kr
Thu Sep 7 19:34:22 PDT 2000


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
>  
> 
> 
> _______________________________________________
> Beowulf mailing list
> Beowulf at beowulf.org
> http://www.beowulf.org/mailman/listinfo/beowulf




More information about the Beowulf mailing list