[petsc-dev] configure error

[Stefano Zampini]

> On Dec 29, 2016, at 5:25 PM, Mark Adams <mfadams at lbl.gov> wrote:
> 
> 
> BTW: Why use --download-fblaslapack on cray? [and not system blas - like cray-libsci]
> 
> Excellent question. Same answer as how did I spend a week preintf debugging in November. The LAPACK invert method in MKL (at NERSC) used in Plex gaves differences (the ones that I saw were small) that resulted the nonlinear solver stagnating. NERSC said they reported it.
> 

Mark,

I also had a similar problem on our XC40 Shaheen when using MKL . I fixed my problem by using an older MKL distribution. Assuming the same path, you can find it in /opt/intel/composer_xe_2015.1.133/mkl/lib/intel64/

Stefano
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