public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Andi Kleen <ak@muc.de>
To: Andrew Morton <akpm@osdl.org>
Cc: Peter Williams <pwil3058@bigpond.net.au>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] V-3.0 Single Priority Array O(1) CPU Scheduler Evaluation
Date: 3 Aug 2004 08:51:54 +0200
Date: Tue, 3 Aug 2004 08:51:54 +0200	[thread overview]
Message-ID: <20040803065154.GA85840@muc.de> (raw)
In-Reply-To: <20040802205332.3413cd6d.akpm@osdl.org>

> But let me re-repeat again that CPU scheduler problems tend to take a
> _long_ time to turn up - you make some change and two months later some
> person with a weird workload on expensive hardware hits a nasty corner
> case.  So I do think that we'd have to hit a nasty problem with the current
> scheduler to go making deep changes.

How about just simplifying the code? Both Con's and Peter's code 
look a lot simpler compared to the stock scheduler and are easier 
to understand. If they don't work significantly worse I think that
would be a strong argument to move to one of them.

-Andi


  parent reply	other threads:[~2004-08-03  6:51 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <2oEEn-197-9@gated-at.bofh.it>
2004-08-02 13:27 ` [PATCH] V-3.0 Single Priority Array O(1) CPU Scheduler Evaluation Andi Kleen
2004-08-03  0:27   ` Peter Williams
2004-08-03  3:53     ` Andrew Morton
2004-08-03  4:38       ` Peter Williams
2004-08-03  6:51       ` Andi Kleen [this message]
2004-08-07  1:44 Peter Williams
  -- strict thread matches above, loose matches on Subject: below --
2004-08-02  6:31 Peter Williams
2004-08-02 13:42 ` William Lee Irwin III
2004-08-03  0:33   ` Peter Williams
2004-08-03  2:03     ` William Lee Irwin III
2004-08-03  3:39       ` Peter Williams
2004-08-03 10:49         ` William Lee Irwin III
2004-08-04  0:37           ` Peter Williams
2004-08-04  0:50             ` William Lee Irwin III
2004-08-04  1:36               ` Peter Williams
2004-08-04  1:51                 ` William Lee Irwin III
2004-08-04  2:40                   ` Peter Williams
2004-08-04  7:05                     ` Ingo Molnar
2004-08-04  7:44                     ` William Lee Irwin III
2004-08-05  1:06                       ` Peter Williams
2004-08-05  2:00                         ` William Lee Irwin III
2004-08-05  2:12                           ` Peter Williams

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=20040803065154.GA85840@muc.de \
    --to=ak@muc.de \
    --cc=akpm@osdl.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=pwil3058@bigpond.net.au \
    /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