From: Alex Shi <alex.shi@linaro.org>
To: Fengguang Wu <fengguang.wu@intel.com>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: [sched/balance] 7511dd0a7: +2.1e+05% context switches
Date: Thu, 20 Feb 2014 15:21:29 +0800 [thread overview]
Message-ID: <5305ACF9.60403@linaro.org> (raw)
In-Reply-To: <20140219130028.GB8169@localhost>
On 02/19/2014 09:00 PM, Fengguang Wu wrote:
> bc575710efe937e 7511dd0a73aaf2ca4bcd829f9
> --------------- -------------------------
> 2029 ~ 0% +222.9% 6551 ~17% lkp-snb01/micro/will-it-scale/pthread_mutex2
> 143678 ~42% +4.8e+05% 6.927e+08 ~ 0% lkp-snb01/micro/will-it-scale/sched_yield
> 145708 ~42% +4.8e+05% 6.927e+08 ~ 0% TOTAL time.involuntary_context_switches
Thanks for testing, Fengguang!
Does the context switch increasing happen on whole patchset? or just
happens on this patch?
--
Thanks
Alex
next prev parent reply other threads:[~2014-02-20 7:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-19 13:00 [sched/balance] 7511dd0a7: +2.1e+05% context switches Fengguang Wu
2014-02-20 7:21 ` Alex Shi [this message]
2014-02-25 1:33 ` Fengguang Wu
2014-02-25 3:10 ` Alex Shi
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