Re: [lkp-developer] [sched/core] 6b94780e45: unixbench.score -4.5% regression

2017-01-03 Thread Vincent Guittot
Hi Xiaolong, Thanks for testing, I'm going to look for another root cause It was also mentioned a -2.9% regression with a 8 threads Intel(R) Core(TM) i7 CPU 870 @ 2.93GHz with 6G memory. Have you checked this platform too ? Regards, Vincent On 3 January 2017 at 08:13, Ye Xiaolong wrote: > On 0

Re: [lkp-developer] [sched/core] 6b94780e45: unixbench.score -4.5% regression

2017-01-02 Thread Ye Xiaolong
On 01/02, Vincent Guittot wrote: >Hi Xiaolong, > >Le Monday 19 Dec 2016 à 08:14:53 (+0800), kernel test robot a écrit : >> >> Greeting, >> >> FYI, we noticed a -4.5% regression of unixbench.score due to commit: > >I have been able to restore performance on my platform with the patch below. >Could y

Re: [lkp-developer] [sched/core] 6b94780e45: unixbench.score -4.5% regression

2017-01-02 Thread Vincent Guittot
Hi Xiaolong, Le Monday 19 Dec 2016 à 08:14:53 (+0800), kernel test robot a écrit : > > Greeting, > > FYI, we noticed a -4.5% regression of unixbench.score due to commit: I have been able to restore performance on my platform with the patch below. Could you test it ? --- kernel/sched/core.c |