[petsc-dev] Kokkos error on SUMMIT

[Junchao Zhang]

On Fri, Oct 2, 2020 at 2:59 PM Mark Adams <mfadams at lbl.gov> wrote:

>
>
> On Fri, Oct 2, 2020 at 3:15 PM Barry Smith <bsmith at petsc.dev> wrote:
>
>>
>>   Mark,
>>
>>   Looks like you are building Kokkos without CUDA.
>
>
> Yes. This is a CPU build of Kokkos.
>
>
>> You don't have --with-cuda on configure line that is used by Kokkos to
>> determine what version to build.
>>
>>   Junchao,
>>
>>   I guess you need to test Kokkos Kernels without CUDA and HIP and make a
>> few changes.
>>
>
> I'm trying with OpenMP right now. If you want CPU runs then asking for OMP
> is not terrible.
>
>
That is an interesting feature of Kokkos.


>
>>   Barry
>>
>>
>>
>>
>> #if defined(PETSC_HAVE_CUDA)
>>   #define WaitForKokkos() PetscCUDASynchronize ? (Kokkos::fence(),0) : 0;
>> #elif defined(PETSC_HAVE_HIP)
>>   #define WaitForKokkos() PetscHIPSynchronize ? (Kokkos::fence(),0) : 0;
>> #endif
>>
>>
>>
>> > On Oct 2, 2020, at 11:47 AM, Mark Adams <mfadams at lbl.gov> wrote:
>> >
>> >
>> > <configure.log><make.log>
>>
>>
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