[petsc-users] MatVec on GPUs

[Swarnava Ghosh]

Do I need convert the MATSEQBAIJ to a cuda matrix in code?
If I do it from command line, then are the other MatVec calls are ported
onto CUDA? I have many MatVec calls in my code, but I specifically want to
port just one call.

Sincerely,
Swarnava

On Sun, Oct 17, 2021 at 7:07 PM Junchao Zhang <junchao.zhang at gmail.com>
wrote:

> You can do that with command line options -mat_type aijcusparse -vec_type
> cuda
>
> On Sun, Oct 17, 2021, 5:32 PM Swarnava Ghosh <swarnava89 at gmail.com> wrote:
>
>> Dear Petsc team,
>>
>> I had a query regarding using CUDA to accelerate a matrix vector product.
>> I have a sequential sparse matrix (MATSEQBAIJ type). I want to port a
>> MatVec call onto GPUs. Is there any code/example I can look at?
>>
>> Sincerely,
>> SG
>>
>
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