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Wed, 06 Nov 2024 03:45:23 +0100 Message-ID: <3c25eda1d0d38fc956bf9f0ba73e6191dcad36dd.camel@gmx.de> Subject: Re: [PATCH 17/24] sched/fair: Implement delayed dequeue From: Mike Galbraith To: Phil Auld Cc: Peter Zijlstra , mingo@redhat.com, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, vschneid@redhat.com, linux-kernel@vger.kernel.org, kprateek.nayak@amd.com, wuyun.abel@bytedance.com, youssefesmat@chromium.org, tglx@linutronix.de Date: Wed, 06 Nov 2024 03:45:19 +0100 In-Reply-To: <20241105190534.GC33795@pauld.westford.csb> References: <20241101125659.GY14555@noisy.programming.kicks-ass.net> <20241101133822.GC689589@pauld.westford.csb> <20241101142649.GX9767@noisy.programming.kicks-ass.net> <20241101144225.GD689589@pauld.westford.csb> <20241101200704.GE689589@pauld.westford.csb> <59355fae66255a92f2cbc4d7ed38368ff3565140.camel@gmx.de> <20241104130515.GB749675@pauld.westford.csb> <1bffa5f2ca0fec8a00f84ffab86dc6e8408af31c.camel@gmx.de> <20241105152010.GA33795@pauld.westford.csb> <20241105190534.GC33795@pauld.westford.csb> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.42.4 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:LE0JMBLaxokoP5cVycXgG9DqQZEroBB3Aqw2zXqVFuc1ZnTpY5h 9Qmj6gZzg1wlsF98R4UY3L66SIEjqUNEXJa4AQ6zB5E1OyQ6QIaiblzozXZCyVIGf3Rocot glk4FU4GlN68UdlxkZAVE5Mpt3tNq443G6ktqxCkWteFePMXqx87QoR3SUSsXZl0iGrqzgB 8tsuVSVBFAV4zrBYQlNIA== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:S9G1ukGqb4k=;JvNZbc/cg/jJD9PYQij79dDrH+i D8+O/JLflbjpK5ctxOvmSMvVcHAb/uNugEWElcW9NvTI9y+nt4Sm6sf6dzRG5hU0J2Oz0CeOo 8yk6jjAb6zthi7BJbHmp0geOKIhveMtu9xWh/VOr2ZRzXg4YmGjlUo3UiEkQZ4crt3XZ3+IBb YKCffLoSRmhnYx8K26rhYVzTIJ6rZVuyT5FP2ziu1DeuoFlz7Z+zcUUg480Lt4Cyd9x0i6M9N XJiVcRefKwIwhbZn/n546+9rjnRwMuBEE1bZMQJA8XJ0wIyGAbnHy71W5TKvYkany/lnSDfI/ r56+DOKZU5qEYu8axafsEgGJpKbYkPOOeRRfTfDEJrDMkv5E6ihQw8N/mZP+h59J/ih0aFy43 jdEJiTOpLQAMTL2JuSEgqw4Ay0TikTjPdh9vl6syXMXsrKFr9AJCg9bZpx7vB9YwRo+1eJSxK 7pY9R+1Mt60EyC21Nv2fIxMBbc7RInTXIzKs7E7BVKCbX1ghvHBx3MLY8g1e70BLNF0VkM2hy fxD9qxuFRWghDsSIiUakqxefqVNmfAWdEyABY9VtX4m70jq1ZTqnJUHLC1vaJAgbVlki8Bbyy rAIr4ATvWL0kJ+Ho0JrZelW8jCoqXlmr4cCPCUmHU1xJMoZxxY2pg5ybVh063+rrzCDutvtFM cW8RPQhXsUzxgafnu8gJbUTC11yemzqEeReFEi22IYEmJo4a0pQv27aWxOPGrOkAU6+vqWiMb ANTucUm8tFjl129TsKNk+h6G2AuEMdPpZB4MvmVkpJ6PT3GUzZ0PfxDP7z4hUP3VfQmz4d5b2 doRncGBJAT15foLsAgPm68qA== On Tue, 2024-11-05 at 14:05 -0500, Phil Auld wrote: > > Well that worked pretty well. It actually makes DELAY_DEQUEUE a litte be= tter > than NO_DELAY_DEQUEUE > > DELAY_DEQUEUE=C2=A0=C2=A0=C2=A0=C2=A0 ~595MB/s > NO_DELAY_DEQUEUE=C2=A0 ~581MB/s Hrmph, not the expected result, but sharp stick's mission was to confirm/deny that delta's relevance, so job well done.. kindling. -Mike