Re: [Starpu-devel] Strange error " <starpu_task_submit> returned unexpected value: <-19>"

[Brice Goglin <Brice.Goglin@inria.fr>]

Le 28/06/2012 07:37, Keisuke Fukuda a écrit :
> Dear all,
>
> I've been seeing a strange error,
>
> StarPU function <starpu_task_submit> returned unexpected value: <-19>
>
> My code is calling starpu_task_submit() as the samples do,  like
>
> int ret = starpu_task_submit(task_ulist);
> STARPU_CHECK_RETURN_VALUE(ret, "starpu_task_submit");
>
>
> The failing task uses partitioning and combined workers features.
> I set STARPU_SCHED=pheft and it seems to be causing the problem,
> because everything's fine with STARPU_SCHED=heft .
>
> The error still happens even if I stop using partitioning feature on the 
> task.
>
> Is there something wrong with pheft scheduling or any point that I
> should take care?
> I searched the StarPU source code but couldn't find what -19 or 19 means.
>

19 is ENODEV, so some device may be missing/unexisting here.

Brice