linux-kernel - Re: [lkp-robot] [mm, vmscan] 5e56dfbd83: fsmark.files_per

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Message-ID: <20170207022213.GC2568@yexl-desktop>
Date:   Tue, 7 Feb 2017 10:22:13 +0800
From:   Ye Xiaolong <xiaolong.ye@...el.com>
To:     Michal Hocko <mhocko@...nel.org>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Minchan Kim <minchan@...nel.org>,
        Hillf Danton <hillf.zj@...baba-inc.com>,
        Mel Gorman <mgorman@...e.de>,
        Johannes Weiner <hannes@...xchg.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        LKML <linux-kernel@...r.kernel.org>, lkp@...org
Subject: Re: [lkp-robot] [mm, vmscan]  5e56dfbd83:  fsmark.files_per_sec
 -11.1% regression

On 02/06, Michal Hocko wrote:
>On Sat 04-02-17 16:16:04, Ye Xiaolong wrote:
>> On 01/26, Michal Hocko wrote:
>> >On Wed 25-01-17 12:27:06, Ye Xiaolong wrote:
>> >> On 01/24, Michal Hocko wrote:
>[...]
>> >> >perf profiles before and after the patch.
>> >> 
>> >> Here is the perf profiles, 
>> >
>> >I do not see any reclaim path in the profile... Could you take a
>> >snapshot of /proc/vmstat and /proc/zoneinfo before and after the test
>> >please?
>> 
>> Sorry for the late, just come back from a vacation. Proc data is attached.
>
>Sorry, I wasn't clear enough. Could you provide this data for both with
>the patch applied and without, please?

Ok, please ignore previous attached proc data, you can refer to attached data-5e56d
and data-69ec9 (without your patch).

Thanks,
Xiaolong


>-- 
>Michal Hocko
>SUSE Labs

View attachment "data-5e56d" of type "text/plain" (57377 bytes)

View attachment "data-69ec9" of type "text/plain" (57380 bytes)