[petsc-users] With-batch (new) flags

Balay, Satish balay at mcs.anl.gov
Mon May 20 14:55:34 CDT 2019

for ex:  ilp version of mkl is --known-64-bit-blas-indices=1 while lp mkl is --known-64-bit-blas-indices=0

Default blas we normally use is --known-64-bit-blas-indices=0 [they don't use 64bit indices]


On Mon, 20 May 2019, Mark Adams via petsc-users wrote:

> We are getting this failure. This a bit frustrating in that the first error
> message "Must give a default value for known-mpi-shared-libraries.." OK, I
> google it and find that =0 is suggested. That seemed to work. Then we got a
> similar error about -known-64-bit-blas-indices. It was clear from the
> documentation what to use so we tried =0 and that failed (attached). This
> is little frustrating having to use try and error for each of these 'known"
> things.
> Dylan is trying  --known-64-bit-blas-indices=1 now. I trust that will work,
> but I think the error are not very informative. All this known stuff is new
> to me. Perhaps put an FAQ for this and list all of the "known"s that we
> need to add in batch.
> Thanks,
> Mark

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