lkml.org 
[lkml]   [2014]   [Mar]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [sched/idle] c365c292d05: ltp.sched_rr_get_interval02.1.TFAIL
Hi Peter,

> Does: http://lkml.kernel.org/r/20140301191838.d15d03112b2598a671dac22c@gmail.com
>
> Fix it?

Both patches can fix the LTP regression.

We applied each of Juri's and Kirill's patches on top of Thomas' commit,
and here are the comparisons:

test case: ltp/syscalls

Thomas' Juri's
c365c292d05908c ffc78ca31d51f90c516bb50cf
--------------- -------------------------
1 ~ 0% -100.0% 0 ~ 0% TOTAL ltp.sched_rr_get_interval02.1.TFAIL
73790 ~ 5% -14.1% 63363 ~ 6% TOTAL interrupts.IWI
3040 ~ 4% -6.7% 2836 ~ 5% TOTAL slabinfo.kmalloc-128.num_objs

Thomas' Kirill's
c365c292d05908c f4262311faf6f326bf27fb1f4
--------------- -------------------------
1 ~ 0% -100.0% 0 ~ 0% TOTAL ltp.sched_rr_get_interval02.1.TFAIL
3618 ~ 6% -13.2% 3141 ~ 6% TOTAL slabinfo.anon_vma.active_objs
3671 ~ 5% -11.3% 3258 ~ 4% TOTAL slabinfo.anon_vma.num_objs
8.41 ~ 2% -5.1% 7.98 ~ 3% TOTAL boottime.dhcp
15.90 ~ 2% -3.2% 15.40 ~ 2% TOTAL boottime.boot
55.18 ~ 1% -2.6% 53.73 ~ 1% TOTAL boottime.idle

Thanks,
-Jet



\
 
 \ /
  Last update: 2014-03-07 14:01    [W:0.156 / U:0.132 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site