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Thu, 27 Feb 2025 02:35:20 -0800 (PST) Message-ID: <9ca0b984-7b6b-47b2-8784-1e708599170f@bytedance.com> Date: Thu, 27 Feb 2025 18:35:10 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 0/2] Fix and extend cpu.stat To: =?UTF-8?Q?Michal_Koutn=C3=BD?= , Tejun Heo , Johannes Weiner Cc: Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , Yury Norov , Andrew Morton , Thomas Gleixner , Bitao Hu , Chen Ridong , "open list:CONTROL GROUP (CGROUP)" , open list References: <20250209061322.15260-1-wuyun.abel@bytedance.com> Content-Language: en-US From: Abel Wu In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 2/21/25 11:41 PM, Michal Koutný wrote: > On Sun, Feb 09, 2025 at 02:13:10PM +0800, Abel Wu wrote: >> v4: >> - Fixed a Kconfig dependency issue. (0day robot) >> v3: >> - Dropped the cleanup patch. (Tejun) >> - Modified 2nd patch's commit log. > > But the modification isn't the usage examples that Johannes asked about? > > Also as I'm unsure about some plain PSI values (posted to v2). Maybe > it'd be good if you could accompany the Σrun_delay with some examples > showing what different values tell about workload. Hi Michal, sorry for replying so late! I am going to drop this patch for now, and will restart once found any solid case. Thanks for your (& Tejun's & Johannes's) sightful and helpful comments! Best Regards, Abel