lkml.org 
[lkml]   [2013]   [Dec]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 0/4] sched: remove cpu_load decay
On 12/14/2013 04:03 AM, Peter Zijlstra wrote:
>
>
> I had a quick peek at the actual patches.
>
> afaict we're now using weighted_cpuload() aka runnable_load_avg as the
> ->cpu_load. Whatever happened to also using the blocked_avg?

When enabling the sched_avg in load balance, I didn't find any positive
testing result for several blocked_avg trying, just few regression. :(

And since this patchset is almost clean up only, no blocked_load_avg
trying again...

>
> I totally hate patch 4; it seems like a random hack to make up for the
> lack of blocked_avg.

Yes, this bias criteria seems a bit arbitrary. :)
But, anyway even with blocked_load_avg, we still need to consider to
bias to local cpu. like in a scenario, 2 cpus both has nearly zero
blocked_load_avg.

BTW,

Paul, do you has new idea on blocked_load_avg using?

--
Thanks
Alex


\
 
 \ /
  Last update: 2013-12-14 15:01    [W:0.183 / U:0.116 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site