Re: [patch][rfc] quell interactive feeding frenzy

[Al Boldi <a1426z@gawab.com>]

Con Kolivas wrote:
> On Wednesday 12 April 2006 20:39, Al Boldi wrote:
> > Con Kolivas wrote:
> > > Installed and tested here just now. They run smoothly concurrently
> > > here. Are you testing on staircase15?
> >
> > staircase14.2-test3.  Are you testing w/ DRM?  If not then all mesa
> > requests will be queued into X, and then runs as one task (check top
> > d.1)
>
> Nvidia driver; all separate tasks in top.

On a 400MhzP2 i810drm w/ kernel HZ=1000 it stutters.
You may want to compensate for nvidia w/ a few cpu-hogs.
How many gears fps do you get?

> > Try ping -A (10x).  top d.1 should show skewed times.  If you have a
> > fast machine, you may have to increase the load.
>
> Ran for a bit over 10 mins outside of X to avoid other tasks influencing
> results. I was too lazy to go to init 1.
>
> ps -eALo pid,spid,user,priority,ni,pcpu,vsize,time,args
>
> 15648 15648 root      39   0  9.2  1740 00:01:03 ping -A localhost
> 15649 15649 root      28   0  9.8  1740 00:01:06 ping -A localhost
> 15650 15650 root      39   0  9.9  1744 00:01:07 ping -A localhost
> 15651 15651 root      39   0  9.3  1740 00:01:03 ping -A localhost
> 15652 15652 root      39   0 10.3  1740 00:01:10 ping -A localhost
> 15653 15653 root      39   0 10.8  1740 00:01:13 ping -A localhost
> 15654 15654 root      39   0 10.0  1740 00:01:08 ping -A localhost
> 15655 15655 root      39   0 10.5  1740 00:01:11 ping -A localhost
> 15656 15656 root      39   0  9.9  1740 00:01:07 ping -A localhost
> 15657 15657 root      39   0 10.2  1740 00:01:09 ping -A localhost
>
> mean 68.7 seconds
>
> range 63-73 seconds.

Could this 10s skew be improved to around 1s to aid smoothness?

Thanks!

--
Al