Re: [starpu-devel] Question regarding Starpu

[Samuel Thibault <samuel.thibault@inria.fr>]

Hello,

Doru Adrian Thom Popovici, le dim. 09 juil. 2023 17:42:25 -0700, a ecrit:
> I am looking for some information or guidance into how to create tasks with
> different numbers of threads? The code should be running on the CPU. I want 
> to
> create a pool of threads equal to the total number of threads/cores. 
> However,
> as I execute and launch the tasks, some tasks may only need 2 threads, while
> others need 8 threads. So depending on some property of the tasks, I would 
> want
> to specify the number of threads executing that task.

That depends whether you are using parallel workers or combined workers.
With combined workers you can use the `can_execute` member of the
codelet to check that the combined worker has the expected number of
threads. For parallel workers, I guess something similar can be done,
but I don't know.

Samuel