[petsc-users] superlu_dist output

Satish Balay balay at mcs.anl.gov
Mon Aug 17 15:14:10 CDT 2015


How can we reproduce this? Is this using debian pkg install of petsc,
superlu_dist? [which versions?]

>>>>>
balay at es^/scratch/balay/petsc/src/ksp/ksp/examples/tutorials(maint=) $ $PETSC_DIR/bin/petscmpiexec -n 2 ./ex2 -ksp_type preonly -pc_type lu -pc_factor_mat_solver_package superlu_dist 
Norm of error 1.87427e-15 iterations 1
balay at es^/scratch/balay/petsc/src/ksp/ksp/examples/tutorials(maint=) $ 
<<<<<<

You can try installing our latest version using
--download-superlu_dist and see if you still have this issue.

Satish

Satish

On Mon, 17 Aug 2015, Gideon Simpson wrote:

> Is there a way to suppress this kind of output when running with superlu_dist?
> 
> .. equilibrated? *equed = B
> .. LDPERM job 5	 time: 0.00
> .. anorm 3.541231e+01
> .. Use METIS ordering on A'+A
> .. symbfact(): relax   10, maxsuper   60, fill    4
> 	No of supers 73
> 	Size of G(L) 991
> 	Size of G(U) 722
> 	int 4, short 2, float 4, double 8
> 	SYMBfact (MB):	L\U 0.02	total 0.03	expansions 0
> .. # L blocks 228	# U blocks 211
> MPI tag upper bound = 536870911
>  === using DAG ===
>  * init: 1.779720e-04 seconds
> .. thresh = s_eps 0.000000e+00 * anorm 3.541231e+01 = 0.000000e+00
> .. Buffer size: Lsub 30	Lval 200	Usub 35	Uval 120	LDA 20
> 	NUMfact (MB) all PEs:	L\U	0.10	all	0.12
> 	All space (MB):		total	0.32	Avg	0.32	Max	0.32
> 	Number of tiny pivots:          0
> .. DiagScale = 3
> .. LDPERM job 5	 time: 0.00
> .. DiagScale = 3
> .. LDPERM job 5	 time: 0.00
> .. DiagScale = 3
> .. LDPERM job 5	 time: 0.00
> .. anorm 3.378641e+01
> 
> -gideon
> 
> 



More information about the petsc-users mailing list