From: Mel Gorman <mgorman@suse.de>
To: Aubrey Li <aubrey.li@intel.com>
Cc: vincent.guittot@linaro.org, mingo@redhat.com,
peterz@infradead.org, juri.lelli@redhat.com,
dietmar.eggemann@arm.com, rostedt@goodmis.org,
bsegall@google.com, linux-kernel@vger.kernel.org,
tim.c.chen@linux.intel.com, vpillai@digitalocean.com,
joel@joelfernandes.org, Aubrey Li <aubrey.li@linux.intel.com>,
Phil Auld <pauld@redhat.com>
Subject: Re: [PATCH] sched/fair: Fix negative imbalance in imbalance calculation
Date: Fri, 27 Mar 2020 11:48:01 +0000 [thread overview]
Message-ID: <20200327114801.GL3772@suse.de> (raw)
In-Reply-To: <1585201349-70192-1-git-send-email-aubrey.li@intel.com>
On Thu, Mar 26, 2020 at 01:42:29PM +0800, Aubrey Li wrote:
> A negative imbalance value was observed after imbalance calculation,
> this happens when the local sched group type is group_fully_busy,
> and the average load of local group is greater than the selected
> busiest group. Fix this problem by comparing the average load of the
> local and busiest group before imbalance calculation formula.
>
> Suggested-by: Vincent Guittot <vincent.guittot@linaro.org>
> Signed-off-by: Aubrey Li <aubrey.li@linux.intel.com>
> Cc: Phil Auld <pauld@redhat.com>
Acked-by: Mel Gorman <mgorman@suse.de>
--
Mel Gorman
SUSE Labs
next prev parent reply other threads:[~2020-03-27 11:48 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-26 5:42 [PATCH] sched/fair: Fix negative imbalance in imbalance calculation Aubrey Li
2020-03-26 13:30 ` Phil Auld
2020-03-26 16:03 ` Vincent Guittot
2020-03-30 10:38 ` Peter Zijlstra
2020-03-27 11:48 ` Mel Gorman [this message]
2020-04-08 12:20 ` [tip: sched/urgent] " tip-bot2 for Aubrey Li
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=20200327114801.GL3772@suse.de \
--to=mgorman@suse.de \
--cc=aubrey.li@intel.com \
--cc=aubrey.li@linux.intel.com \
--cc=bsegall@google.com \
--cc=dietmar.eggemann@arm.com \
--cc=joel@joelfernandes.org \
--cc=juri.lelli@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=pauld@redhat.com \
--cc=peterz@infradead.org \
--cc=rostedt@goodmis.org \
--cc=tim.c.chen@linux.intel.com \
--cc=vincent.guittot@linaro.org \
--cc=vpillai@digitalocean.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.