Re: [sched/balance] 18e6296b85e: -96.9% interrupts.RES

From: Alex Shi
Date: Tue Mar 04 2014 - 10:32:55 EST


Thanks a lot for the testing result!

I know the problem I have. :)


On 03/04/2014 09:05 PM, Fengguang Wu wrote:
Hi Alex,

FYI, we noticed the below changes on

https://github.com/alexshi/power-scheduling.git single-balance
commit 18e6296b85ea72c81aa485653d442ad88296d475 ("sched/balance: central balance prototype")

test case: snb-drag/crypto/tcrypt/2s-301-319

598143917dc5ecf 18e6296b85ea72c81aa485653
--------------- -------------------------
206307 ~ 0% -96.9% 6337 ~ 4% TOTAL interrupts.RES
506552 ~ 1% -24.3% 383290 ~ 3% TOTAL cpuidle.C6-SNB.usage
18.27 ~ 9% +1063.5% 212.53 ~25% TOTAL time.system_time
1 ~30% +1262.5% 21 ~31% TOTAL time.percent_of_cpu_this_job_got
821 ~12% -22.3% 638 ~19% TOTAL vmstat.system.in



time.system_time

400 ++-------------------------------------------------------------------+
| |
350 ++ O O O |
300 ++O O O |
O O O O O O |
250 ++ O O |
| O O |
200 ++ |
| O |
150 ++ O |
100 ++ |
| |
50 ++ |
*.*..*.*..*.*..*.*..*.*..*.*..*.*..*.*.*..*.*..*.*..*.*..*.*..*.*..*.*
0 ++-------------------------------------------------------------------+


Thanks,
Fengguang

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