From: Jens Axboe <axboe@kernel.dk>
To: Xiaobing Li <xiaobing.li@samsung.com>
Cc: asml.silence@gmail.com, linux-kernel@vger.kernel.org,
io-uring@vger.kernel.org, kun.dou@samsung.com,
peiwei.li@samsung.com, joshi.k@samsung.com,
kundan.kumar@samsung.com, wenwen.chen@samsung.com,
ruyi.zhang@samsung.com, cliang01.li@samsung.com,
xue01.he@samsung.com
Subject: Re: [PATCH v6] io_uring: Statistics of the true utilization of sq threads.
Date: Tue, 26 Dec 2023 09:32:15 -0700 [thread overview]
Message-ID: <170360833542.1229482.7687326255574388809.b4-ty@kernel.dk> (raw)
In-Reply-To: <20231225054438.44581-1-xiaobing.li@samsung.com>
On Mon, 25 Dec 2023 13:44:38 +0800, Xiaobing Li wrote:
> Count the running time and actual IO processing time of the sqpoll
> thread, and output the statistical data to fdinfo.
>
> Variable description:
> "work_time" in the code represents the sum of the jiffies of the sq
> thread actually processing IO, that is, how many milliseconds it
> actually takes to process IO. "total_time" represents the total time
> that the sq thread has elapsed from the beginning of the loop to the
> current time point, that is, how many milliseconds it has spent in
> total.
>
> [...]
Applied, thanks!
[1/1] io_uring: Statistics of the true utilization of sq threads.
commit: 9f7e5872eca81d7341e3ec222ebdc202ff536655
Best regards,
--
Jens Axboe
next prev parent reply other threads:[~2023-12-26 16:32 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20231225055252epcas5p43ae8016d329b160f688def7b4f9d4ddb@epcas5p4.samsung.com>
2023-12-25 5:44 ` Xiaobing Li
2023-12-26 16:32 ` Jens Axboe [this message]
2023-12-30 16:27 ` Pavel Begunkov
2023-12-30 17:41 ` Jens Axboe
2023-12-30 21:06 ` Pavel Begunkov
2023-12-30 22:17 ` Jens Axboe
2023-12-30 23:17 ` Pavel Begunkov
2023-12-30 23:24 ` Jens Axboe
[not found] ` <CGME20240103055746epcas5p148c2b06032e09956ddcfc72894abc82a@epcas5p1.samsung.com>
2024-01-03 5:49 ` Xiaobing Li
2024-01-05 4:02 ` Pavel Begunkov
[not found] ` <CGME20240110091327epcas5p493e0d77a122a067b6cd41ecbf92bd6eb@epcas5p4.samsung.com>
2024-01-10 9:05 ` Xiaobing Li
2024-01-10 16:15 ` Jens Axboe
[not found] ` <CGME20240112012013epcas5p38c70493069fb14da02befcf25e604bc1@epcas5p3.samsung.com>
2024-01-12 1:12 ` Xiaobing Li
2024-01-12 2:58 ` Jens Axboe
[not found] ` <CGME20240117084516epcas5p2f0961781ff761ac3a3794c5ea80df45f@epcas5p2.samsung.com>
2024-01-17 8:37 ` Xiaobing Li
2024-01-17 23:04 ` Jens Axboe
[not found] ` <CGME20240118023341epcas5p37b8c206d763fd56f8a9cfb3193744124@epcas5p3.samsung.com>
2024-01-18 2:25 ` Xiaobing Li
2024-01-18 2:56 ` Pavel Begunkov
2024-01-11 13:12 ` Pavel Begunkov
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