Re: [Starpu-devel] A question regarding starpu_fxt_autostart_profiling function

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

Mirko Myllykoski, le mar. 29 janv. 2019 10:24:36 +0100, a ecrit:
> I have situation where I am calling the starpu_init and starpu_shutdown
> functions several times. I would like to enable FxT traces during one of
> these init-shutdown pairs.
> 
> I believe that the starpu_fxt_autostart_profiling function should do the
> trick:
> 
> starpu_fxt_autostart_profiling(0);
> starpu_init(...);
> this_should_not_generate_traces();
> starpu_shutdown();
> 
> starpu_fxt_autostart_profiling(1);
> starpu_init(...);
> this_should_generate_traces();
> starpu_shutdown();
> 
> starpu_fxt_autostart_profiling(0);
> starpu_init(...);
> this_should_not_generate_traces();
> starpu_shutdown();
> 
> Is this the correct way to use the function?

That should probably be it yes.

> The problems is that the last init-shutdown pair seems to overwrite the
> traces from the middle one.

I guess we just haven't taken care of fixing that use case yet.

Samuel