[petsc-dev] Error running on Titan with GPUs & GNU

[Mark Adams]

FYI, I seem to have the new GPU machine at ORNL (summitdev) working with
GPUs. That is good enough for now.
Thanks,

14:00 master= ~/petsc/src/snes/examples/tutorials$ jsrun -n 1 ./ex19
-dm_vec_type cuda -dm_mat_type aijcusparse -pc_type none -ksp_type fgmres
-snes_monitor_short -snes_rtol 1.e-5 -ksp_view
lid velocity = 0.0625, prandtl # = 1., grashof # = 1.
  0 SNES Function norm 0.239155
KSP Object: 1 MPI processes
  type: fgmres
    restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization
with no iterative refinement
    happy breakdown tolerance 1e-30
  maximum iterations=10000, initial guess is zero
  tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
  right preconditioning
  using UNPRECONDITIONED norm type for convergence test
PC Object: 1 MPI processes
  type: none
  linear system matrix = precond matrix:
  Mat Object: 1 MPI processes
    type: seqaijcusparse
    rows=64, cols=64, bs=4
    total: nonzeros=1024, allocated nonzeros=1024
    total number of mallocs used during MatSetValues calls =0
      using I-node routines: found 16 nodes, limit used is 5
  1 SNES Function norm 6.82338e-05
KSP Object: 1 MPI processes
  type: fgmres
    restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization
with no iterative refinement
    happy breakdown tolerance 1e-30
  maximum iterations=10000, initial guess is zero
  tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
  right preconditioning
  using UNPRECONDITIONED norm type for convergence test
PC Object: 1 MPI processes
  type: none
  linear system matrix = precond matrix:
  Mat Object: 1 MPI processes
    type: seqaijcusparse
    rows=64, cols=64, bs=4
    total: nonzeros=1024, allocated nonzeros=1024
    total number of mallocs used during MatSetValues calls =0
      using I-node routines: found 16 nodes, limit used is 5
  2 SNES Function norm 3.346e-10
Number of SNES iterations = 2
14:01 master= ~/petsc/src/snes/examples/tutorials$



On Thu, Nov 1, 2018 at 9:33 AM Mark Adams <mfadams at lbl.gov> wrote:

>
>
> On Wed, Oct 31, 2018 at 12:30 PM Mark Adams <mfadams at lbl.gov> wrote:
>
>>
>>
>> On Wed, Oct 31, 2018 at 6:59 AM Karl Rupp <rupp at iue.tuwien.ac.at> wrote:
>>
>>> Hi Mark,
>>>
>>> ah, I was confused by the Python information at the beginning of
>>> configure.log. So it is picking up the correct compiler.
>>>
>>> Have you tried uncommenting the check for GNU?
>>>
>>
> Yes, but I am getting an error that the cuda files do not find mpi.h.
>
>
>>
>> I'm getting a make error.
>>
>> Thanks,
>>
>
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