Scheduler with a single runqueue

2016-07-06 Thread Martin Pieuchot
Please, don't try this diff blindly it won't make your machine faster. In the past months I've been looking more closely at our scheduler. At p2k16 I've shown to a handful of developers that when running a browser on my x220 with HT enable, a typical desktop usage, the per- CPU runqueues were neve

Re: Scheduler with a single runqueue

2016-07-08 Thread Ray Lai
On Wed, 6 Jul 2016 21:14:05 +0200 Martin Pieuchot wrote: > By using a single runqueue I prioritise latency over throughput. That > means your performance might degrade, but at least I can watch my HD > video while doing a "make -j4". When I run borgbackup, audio (and my mouse) still stutters. Is

Re: Scheduler with a single runqueue

2016-07-08 Thread Matej Nanut
On 6 July 2016 at 21:14, Martin Pieuchot wrote: > By using a single runqueue I prioritise latency over throughput. That > means your performance might degrade, but at least I can watch my HD > video while doing a "make -j4". I've been running your patch since you've posted it and haven't had any

Re: Scheduler with a single runqueue

2016-12-10 Thread Stuart Henderson
On 2016/07/06 21:14, Martin Pieuchot wrote: > Please, don't try this diff blindly it won't make your machine faster. > > In the past months I've been looking more closely at our scheduler. > At p2k16 I've shown to a handful of developers that when running a > browser on my x220 with HT enable, a t

Re: Scheduler with a single runqueue

2016-12-10 Thread Bryan Vyhmeister
On Sat, Dec 10, 2016 at 10:47:31PM +, Stuart Henderson wrote: > In case anyone is interested, here's a version of this diff against > -current. It helps a lot for me. I'm not watching HD video while doing > "make -j4", just things like trying to move the pointer around the screen > and type int

Re: Scheduler with a single runqueue

2016-12-11 Thread Stuart Henderson
On 2016/12/10 17:56, Bryan Vyhmeister wrote: > On Sat, Dec 10, 2016 at 10:47:31PM +, Stuart Henderson wrote: > > In case anyone is interested, here's a version of this diff against > > -current. It helps a lot for me. I'm not watching HD video while doing > > "make -j4", just things like trying

Re: Scheduler with a single runqueue

2016-12-11 Thread Martin Pieuchot
On 11/12/16(Sun) 12:54, Stuart Henderson wrote: > On 2016/12/10 17:56, Bryan Vyhmeister wrote: > > On Sat, Dec 10, 2016 at 10:47:31PM +, Stuart Henderson wrote: > > > In case anyone is interested, here's a version of this diff against > > > -current. It helps a lot for me. I'm not watching HD v