From: sashiko-bot@kernel.org
To: "Shrikanth Hegde" <sshegde@linux.ibm.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>,
virtualization@lists.linux.dev,
"Eugenio Perez" <eperezma@redhat.com>
Subject: Re: [PATCH v13 11/13] virt/steal_governor: Add control knobs for handling steal values
Date: Wed, 09 Sep 2026 14:06:46 +0000 [thread overview]
Message-ID: <20260909140647.3F7DC1F00A3E@smtp.kernel.org> (raw)
In-Reply-To: <20260909135617.871006-12-sshegde@linux.ibm.com>
> These are the knobs to control the steal_governor.
>
> interval_ms:
> How often steal governor checks for steal time.
> (Default: 1000 i.e 1 second)
> This controls how fast steal governor driver reacts to changes to
> the contention of physical CPUs.
> Can be set between 100 to 100000. i.e. 100ms to 100seconds.
> 100ms is kept as minimum to ensure few meaningful steal values
> accumulate even with HZ=100.
>
> low_threshold:
> lower threshold value in percentage * 100.
> (Default: 200, i.e 2% steal is considered as low threshold)
> This determines what values should be considered as nil/no steal values.
> [ ... ]
>
> Documentation is available at: Documentation/driver-api/steal-governor.rst
>
> Suggested-by: Yury Norov <yury.norov@gmail.com>
> Signed-off-by: Shrikanth Hegde <sshegde@linux.ibm.com>
Sashiko has reviewed this patch and found no issues. It looks great!
--
Sashiko AI review · https://sashiko.dev/#/patchset/20260909135617.871006-1-sshegde@linux.ibm.com?part=11
next prev parent reply other threads:[~2026-09-09 14:06 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-09 13:56 [PATCH v13 00/13] sched, steal_governor: Introduce preferred CPUs and steal-driven vCPU backoff Shrikanth Hegde
2026-09-09 13:56 ` [PATCH v13 01/13] sched/cputime: Add kcpustat_field_total helper Shrikanth Hegde
2026-09-09 14:16 ` sashiko-bot
2026-09-09 13:56 ` [PATCH v13 02/13] cpumask: Introduce cpumask_intersects_and Shrikanth Hegde
2026-09-09 14:02 ` sashiko-bot
2026-09-09 16:03 ` Yury Norov
2026-09-09 13:56 ` [PATCH v13 03/13] sched/docs: Document cpu_preferred_mask and Preferred CPU concept Shrikanth Hegde
2026-09-09 14:01 ` sashiko-bot
2026-09-09 13:56 ` [PATCH v13 04/13] cpumask: Introduce cpu_preferred_mask Shrikanth Hegde
2026-09-09 14:06 ` sashiko-bot
2026-09-09 13:56 ` [PATCH v13 05/13] sysfs: Add preferred CPU file Shrikanth Hegde
2026-09-09 14:04 ` sashiko-bot
2026-09-09 13:56 ` [PATCH v13 06/13] sched/core: Try to use a preferred CPU in is_cpu_allowed Shrikanth Hegde
2026-09-09 14:18 ` sashiko-bot
2026-09-09 16:49 ` Shrikanth Hegde
2026-09-09 13:56 ` [PATCH v13 07/13] sched/fair: Load balance only among preferred CPUs Shrikanth Hegde
2026-09-09 14:33 ` sashiko-bot
2026-09-09 17:09 ` Shrikanth Hegde
2026-09-09 17:19 ` Yury Norov
2026-09-09 13:56 ` [PATCH v13 08/13] sched/core: Push current task from non preferred CPU Shrikanth Hegde
2026-09-09 14:18 ` sashiko-bot
2026-09-09 13:56 ` [PATCH v13 09/13] sched/debug: Add migration stats due to non preferred CPUs Shrikanth Hegde
2026-09-09 14:07 ` sashiko-bot
2026-09-09 13:56 ` [PATCH v13 10/13] virt: Introduce steal governor driver Shrikanth Hegde
2026-09-09 14:09 ` sashiko-bot
2026-09-09 13:56 ` [PATCH v13 11/13] virt/steal_governor: Add control knobs for handling steal values Shrikanth Hegde
2026-09-09 14:06 ` sashiko-bot [this message]
2026-09-09 13:56 ` [PATCH v13 12/13] virt/steal_governor: Implement steal_governor policy loop Shrikanth Hegde
2026-09-09 14:16 ` sashiko-bot
2026-09-09 16:52 ` Shrikanth Hegde
2026-09-09 13:56 ` [PATCH v13 13/13] virt/steal_governor: Enable the driver Shrikanth Hegde
2026-09-09 14:17 ` sashiko-bot
2026-09-09 16:58 ` Shrikanth Hegde
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=20260909140647.3F7DC1F00A3E@smtp.kernel.org \
--to=sashiko-bot@kernel.org \
--cc=eperezma@redhat.com \
--cc=mst@redhat.com \
--cc=sashiko-reviews@lists.linux.dev \
--cc=sshegde@linux.ibm.com \
--cc=virtualization@lists.linux.dev \
/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