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pghysels
Beginner
39 Views

ILAENV for ?getrf

Hi,

When I call (mkl from fortran)

NB = ILAENV( 1, 'DGETRF', ' ', 4000, 4000, -1, -1 )

it always gives NB=1. For other methods it seems to work ok (DGEQRF gives NB=128).

I don't want to use mkl's getrf. I'm running Intel(R) Math Kernel Library 11.0 Update 5 for Linux* OS.

Pieter

 

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3 Replies
Gennady_F_Intel
Moderator
39 Views

check with the latest version on MKL 11.2

here what I see on my side. win64. 

..\mklforum\u535166>_2.exe
 dsytrd blocksize Output DATA:           16
 dormtr blocksize Output DATA:          128
 DGETRF blocksize Output DATA:          164
!Intel(R) Math Kernel Library Version 11.2.0 Product Build 20140723 for Intel(R) 64 architecture applications

 

pghysels
Beginner
39 Views

Thanks! But I don't have acces to MKL 11.2.

Pieter

Gennady_F_Intel
Moderator
39 Views

but you can try to evaluate this version. it will work for 30 days.

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