From: Chengming Zhou <zhouchengming@bytedance.com>
To: "Michal Koutný" <mkoutny@suse.com>
Cc: hannes@cmpxchg.org, tj@kernel.org, corbet@lwn.net,
surenb@google.com, mingo@redhat.com, peterz@infradead.org,
vincent.guittot@linaro.org, dietmar.eggemann@arm.com,
rostedt@goodmis.org, bsegall@google.com, cgroups@vger.kernel.org,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
songmuchun@bytedance.com
Subject: Re: [PATCH v2 00/10] sched/psi: some optimization and extension
Date: Tue, 16 Aug 2022 22:01:30 +0800 [thread overview]
Message-ID: <08ec9c4f-80b2-f731-aa8b-fb4e852ece25@bytedance.com> (raw)
In-Reply-To: <20220815132514.GB22640@blackbody.suse.cz>
On 2022/8/15 21:25, Michal Koutný wrote:
> On Mon, Aug 08, 2022 at 07:03:31PM +0800, Chengming Zhou <zhouchengming@bytedance.com> wrote:
>> This patch series are some optimization and extension for PSI,
>
> BTW do you have some numbers/example how much these modifications save
> when aggregated together?
>
I lost my test data last time, I will use mmtests/config-scheduler-perfpipe
to get some performance numbers right now.
Thanks.
next prev parent reply other threads:[~2022-08-16 14:01 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-08 11:03 Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 01/10] sched/psi: fix periodic aggregation shut off Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 02/10] sched/psi: optimize task switch inside shared cgroups again Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 03/10] sched/psi: move private helpers to sched/stats.h Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 04/10] sched/psi: don't change task psi_flags when migrate CPU/group Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 05/10] sched/psi: don't create cgroup PSI files when psi_disabled Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 06/10] sched/psi: save percpu memory when !psi_cgroups_enabled Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 07/10] sched/psi: remove NR_ONCPU task accounting Chengming Zhou
2022-08-16 10:40 ` Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 08/10] sched/psi: add PSI_IRQ to track IRQ/SOFTIRQ pressure Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 09/10] sched/psi: per-cgroup PSI stats disable/re-enable interface Chengming Zhou
2022-08-09 17:48 ` Tejun Heo
2022-08-10 0:39 ` Chengming Zhou
2022-08-10 1:30 ` Chengming Zhou
2022-08-10 15:25 ` Johannes Weiner
2022-08-10 17:27 ` Tejun Heo
2022-08-11 2:09 ` Chengming Zhou
2022-08-15 13:23 ` Michal Koutný
2022-08-23 6:18 ` Chengming Zhou
2022-08-23 15:35 ` Johannes Weiner
2022-08-23 15:43 ` Chengming Zhou
2022-08-23 16:20 ` Tejun Heo
2022-08-12 10:14 ` Michal Koutný
2022-08-12 12:36 ` Chengming Zhou
2022-08-15 13:23 ` Michal Koutný
2022-08-15 15:49 ` Johannes Weiner
2022-08-15 19:50 ` Tejun Heo
2022-08-16 13:06 ` Chengming Zhou
2022-08-08 11:03 ` [PATCH v2 10/10] sched/psi: cache parent psi_group to speed up groups iterate Chengming Zhou
2022-08-15 13:25 ` [PATCH v2 00/10] sched/psi: some optimization and extension Michal Koutný
2022-08-16 14:01 ` Chengming Zhou [this message]
2022-08-17 15:19 ` Chengming Zhou
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