From: Peter Zijlstra <peterz@infradead.org>
To: "Michal Koutný" <mkoutny@suse.com>
Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org,
Ingo Molnar <mingo@redhat.com>,
Juri Lelli <juri.lelli@redhat.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Steven Rostedt <rostedt@goodmis.org>,
Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
Valentin Schneider <vschneid@redhat.com>,
Frederic Weisbecker <fweisbecker@suse.com>
Subject: Re: [RFC PATCH 0/9] Add kernel cmdline option for rt_group_sched
Date: Tue, 7 Jan 2025 20:41:06 +0100 [thread overview]
Message-ID: <20250107194106.GB28303@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <20241216201305.19761-1-mkoutny@suse.com>
On Mon, Dec 16, 2024 at 09:12:56PM +0100, Michal Koutný wrote:
> Despite RT_GROUP_SCHED is only available on cgroup v1, there are still
> some users of this feature. General purpose distros (e.g. [1][2][3][4])
> cannot enable CONFIG_RT_GROUP_SCHED easily:
We all hate this thing and want it to go away. So not being able to use
it is a pro from where I'm at.
Sadly the replacement isn't there yet either, which makes it all really
difficult.
next prev parent reply other threads:[~2025-01-07 19:41 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-16 20:12 [RFC PATCH 0/9] Add kernel cmdline option for rt_group_sched Michal Koutný
2024-12-16 20:12 ` [RFC PATCH 1/9] sched: Convert CONFIG_RT_GROUP_SCHED macros to code conditions Michal Koutný
2024-12-16 20:12 ` [RFC PATCH 2/9] sched: Remove unneeed macro wrap Michal Koutný
2024-12-16 20:12 ` [RFC PATCH 3/9] sched: Always initialize rt_rq's task_group Michal Koutný
2024-12-16 20:13 ` [RFC PATCH 4/9] sched: Add commadline option for RT_GROUP_SCHED toggling Michal Koutný
2024-12-16 20:13 ` [RFC PATCH 5/9] sched: Skip non-root task_groups with disabled RT_GROUP_SCHED Michal Koutný
2024-12-16 20:13 ` [RFC PATCH 6/9] sched: Bypass bandwitdh checks with runtime " Michal Koutný
2024-12-16 20:13 ` [RFC PATCH 7/9] sched: Do not construct nor expose RT_GROUP_SCHED structures if disabled Michal Koutný
2024-12-16 20:13 ` [RFC PATCH 8/9] sched: Add RT_GROUP WARN checks for non-root task_groups Michal Koutný
2024-12-16 20:13 ` [RFC PATCH 9/9] sched: Add annotations to RT_GROUP_SCHED fields Michal Koutný
2025-01-07 19:28 ` [RFC PATCH 0/9] Add kernel cmdline option for rt_group_sched Michal Koutný
2025-01-07 19:41 ` Peter Zijlstra [this message]
2025-01-10 10:04 ` Michal Koutný
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20250107194106.GB28303@noisy.programming.kicks-ass.net \
--to=peterz@infradead.org \
--cc=bsegall@google.com \
--cc=cgroups@vger.kernel.org \
--cc=dietmar.eggemann@arm.com \
--cc=fweisbecker@suse.com \
--cc=juri.lelli@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mgorman@suse.de \
--cc=mingo@redhat.com \
--cc=mkoutny@suse.com \
--cc=rostedt@goodmis.org \
--cc=vincent.guittot@linaro.org \
--cc=vschneid@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox