Re: [PATCH] O10int for interactivity

[Wade <neroz@ii.net>]

Con Kolivas wrote:
> Here is a fairly rapid evolution of the O*int patches for interactivity thanks
> to Ingo's involvement.
> 
> Changes:
> I've put in some defines to clarify where the numbers for MAX_SLEEP_AVG come 
> from now, rather than the number being magic. In the process it increases MSA 
> every so slightly so that an average task that runs a full timeslice (102ms) 
> will drop exactly one priority in that time.
> 
> I've incorporated Ingo's fix for scheduling latency in a form that works for 
> my patch, along with the other minor tweaks.
> 
> The parent and child sleep avg on forking is set to just on the priority bonus 
> value with each fork thus keeping their bonus the same but making them very 
> easy to tip to a lower priority.
> 
> A tiny addition to ensure any task that runs gets charged one tick of 
> sleep_avg.
> 
> This patch is against 2.6.0-test1-mm2 patched up to O9int. An updated
> O9int with layout corrections was posted on my website. A full O10int patch
> against 2.6.0-test1 is available on my website.
> 
> Con
> 
> http://kernel.kolivas.org/2.5
> 
[snip]

Anyone who has been holding back on trying these patches out should try 
this one, it's _very_ smooth for me here. Thank you Con & Ingo!