[Intel-gfx] [igt-dev] [PATCH i-g-t 2/3] intel_gpu_top: Aggregate clients by PID by default

[Chris Wilson]

Quoting Tvrtko Ursulin (2021-02-10 10:55:44)
> 
> On 10/02/2021 10:35, Chris Wilson wrote:
> > Quoting Tvrtko Ursulin (2021-02-10 09:37:55)
> > Ok, that works very well. Hmm. The sort order does seem a little jumpy
> > though. May I suggest ac->id = -c->pid; instead of num;
> 
> Done it although I thought 1st pass being sort by pid already, num as id 
> would follow a stable order. I guess your point was inversion to 
> preserve order when cycling sort modes?

I thought that makes more sense for 'aggregate-by-pid', that it should
either be in ascending/descending pid order for idle.

It just felt very jumpy; it may have been tiny amount of %busy, but I
suspected it may have been slightly unstable sorting with changing
clients.
-Chris