public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: "Jack F. Vogel" <jfv@trane.bluesong.net>
To: <mingo@elte.hu>, <jfv@Bluesong.NET>
Cc: jfv <jfv@us.ibm.com>, linux-kernel <linux-kernel@vger.kernel.org>,
	jstultz <jstultz@us.ibm.com>
Subject: Re: [PATCH]: O(1) 2.4.17-J6 tuneable parameters
Date: Fri, 25 Jan 2002 09:55:49 -0800	[thread overview]
Message-ID: <200201251755.g0PHtnU16814@Bluesong.NET> (raw)
In-Reply-To: <Pine.LNX.4.33.0201251336130.3371-100000@localhost.localdomain>
In-Reply-To: <Pine.LNX.4.33.0201251336130.3371-100000@localhost.localdomain>

On Friday 25 January 2002 04:46 am, Ingo Molnar wrote:
> Jack,
>
>
> i think we could use your patch for development purposes as well, lets
> merge the two efforts?

Sound good to me Ingo, thanks.

> i'd suggest to name the /proc/sys/sched/ values the same way the constants
> are called. Eg. /proc/sys/sched/CHILD_FORK_PENALTY. This makes it easier
> to communicate suggested parameter changes.

No problem. I can make those changes.

> i have a script that dumps the current sched-parameters state:
>
>  [root@mars root]# ./getsched
>  echo 95 > /proc/sys/kernel/CHILD_FORK_PENALTY
>  echo 3 > /proc/sys/kernel/EXIT_WEIGHT
>  echo 3 > /proc/sys/kernel/INTERACTIVE_DELTA
>  echo 200 > /proc/sys/kernel/MAX_SLEEP_AVG
>  echo 30 > /proc/sys/kernel/MAX_TIMESLICE
>  echo 100 > /proc/sys/kernel/PARENT_FORK_PENALTY
>  echo 70 > /proc/sys/kernel/PRIO_BONUS_RATIO
>  echo 60 > /proc/sys/kernel/PRIO_CPU_HOG_RATIO
>  echo 20 > /proc/sys/kernel/PRIO_INTERACTIVE_RATIO
>  echo 200 > /proc/sys/kernel/STARVATION_LIMIT
>
> the script is very simple:
>
>  cd /proc/sys/kernel
>
>  for N in *[A-Z]*; do echo "echo "`cat $N`" > /proc/sys/kernel/$N"; done
>
> otherwise our approach is identical. This patch would always stay
> separate, but could be readily applied by people who want more control
> over the scheduler for development or whatever other reasons.
>
> 	Ingo

Great, so how and where do we maintain it?

Cheers,

-- 
Jack F. Vogel
IBM  Linux Solutions
jfv@us.ibm.com  (work)
jfv@Bluesong.NET (home)

      reply	other threads:[~2002-01-25 17:51 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-01-25  5:18 [PATCH]: O(1) 2.4.17-J6 tuneable parameters Jack F. Vogel
2002-01-25  9:58 ` Ingo Molnar
2002-01-25 12:46 ` Ingo Molnar
2002-01-25 17:55   ` Jack F. Vogel [this message]

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=200201251755.g0PHtnU16814@Bluesong.NET \
    --to=jfv@trane.bluesong.net \
    --cc=jfv@Bluesong.NET \
    --cc=jfv@us.ibm.com \
    --cc=jstultz@us.ibm.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@elte.hu \
    /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