From: yaxin_wang <yaxin_wang_uestc@163.com>
To: yang.yang29@zte.com.cn
Cc: bsingharora@gmail.com, akpm@linux-foundation.org,
david@redhat.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, linux-doc@vger.kernel.org,
wang.yong12@zte.com.cn, wang.yaxin@zte.com.cn,
fan.yu9@zte.com.cn, he.peilin@zte.com.cn, tu.qiang35@zte.com.cn,
qiu.yutan@zte.com.cn, zhang.yunkai@zte.com.cn,
ye.xingchen@zte.com.cn, xu.xin16@zte.com.cn
Subject: Re: [PATCH linux next] delayacct: add delay max to record delay peak
Date: Thu, 5 Dec 2024 11:10:33 +0000 [thread overview]
Message-ID: <20241205111033.3675568-1-yaxin_wang_uestc@163.com> (raw)
>> From: Wang Yaxin <wang.yaxin@zte.com.cn>
>> the 'delay max' can display delay peak since the system's startup
>
>What about also add 'delay min' ? This could help us get to know how
>large the difference is between min and max, provide clues for optimizing
>potential. This is also some benchmark tools do, like stream which print:
>precision of your system timer.
I also think that 'delay min' would be useful. I will submit a new patch
to implement the 'delay min' later.
Yaxin
next reply other threads:[~2024-12-05 11:10 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-05 11:10 yaxin_wang [this message]
-- strict thread matches above, loose matches on Subject: below --
2024-12-03 8:48 jiang.kun2
2024-12-04 1:08 ` Andrew Morton
2024-12-04 1:43 ` yang.yang29
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