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From: "Dieter Nützel" <Dieter.Nuetzel@hamburg.de>
To: george anzinger <george@mvista.com>
Cc: Andrew Morton <akpm@zip.com.au>,
	Andrea Arcangeli <andrea@suse.de>,
	Linux Kernel List <linux-kernel@vger.kernel.org>,
	Robert Love <rml@tech9.net>, Oleg Drokin <green@namesys.com>,
	ReiserFS List <reiserfs-list@namesys.com>
Subject: Re: [RFC] Scheduler issue 1, RT tasks ...
Date: Tue, 1 Jan 2002 19:55:14 +0100	[thread overview]
Message-ID: <20020101185523Z283012-18284+10404@vger.kernel.org> (raw)
In-Reply-To: <200112291907.LAA25639@messenger.mvista.com> <20011230195500Z284765-18284+9610@vger.kernel.org> <3C306E9F.24BED14F@mvista.com>
In-Reply-To: <3C306E9F.24BED14F@mvista.com>

On Monday, 31. December 2001 14:56, george anzinger wrote:
> Dieter Nützel wrote:
> > On Sunday, 29. December 2001 21:00, you wrote:
> > >Dieter Nützel wrote:
> > > > I ask because my MP3/Ogg-Vorbis hiccup during dbench isn't solved
> > > > anyway. Running 2.4.17 + preempt + lock-break + 10_vm-21 (AA).
> > > > Some wisdom?
> > >
> > > Please test this elevator patch.  I'll be putting it out more formally
> > > in a day or two.  Much more testing is needed yet, but for me, the
> > > time to read a 16 megabyte file whilst running dbench 160 falls from
> > > three minutes thirty seconds to seven seconds.  (This is a VM thing,
> > > not an elevator thing).
> >
> > Andrew or anybody else,
> >
> > can you please send me a copy directly?
> > The version I've extracted from the list is some what broken.
> > I am not on LKML 'cause it is to much traffic for such a poor little boy
> > like me...;-)
>
> Andrew,
>
> I think the problem is that the mailer(s) insert new lines.  Is this
> right Dieter?  It is certainly a problem for me.

Yes.

> Best to mail as an attachment.

Yes.

But I applied it by hand and got the best results I ever had!
GREAT work, Andrew!
This should be go in, soon.

2.4.17
preempt-kernel-rml-2.4.17-1.patch
lock-break-rml-2.4.17-2.patch
00_nanosleep-5
10_vm-21					(Andrea)
bootmem-2.4.17-pre6
elevator-fix					(Andrew)
O-inode-attrs.patch				(ReiserFS)
linux-2.4.17rc2-KLMN+exp_trunc+3fixes.patch	(ReiserFS)

Happy New Year and best wishes!

-Dieter

BTW Below are my first results. More to come (analysis of latency).

2.4.17-preempt + 10_vm-21 + elevator
dbench/dbench> time ./dbench 32
32 clients started
................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................+.................................................................+...................+.......+....................+.........................................................................................................+.........+....................+................+..................+.....+...................................................................................................................................................................................................................................................................+..............++...........+.+.+..++++.+++.+.+++.++++********************************
Throughput 49.7707 MB/sec (NB=62.2133 MB/sec  497.707 MBit/sec)
13.800u 51.810s 1:25.89 76.3%   0+0k 0+0io 939pf+0w

2.4.17-preempt + 10_vm-21 + elevator + MP3 playback
dbench/dbench> time ./dbench 32
32 clients started
..............................................................................................................................................................................................................................................................................................................................................+.................................++....+.+.+.......+.............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................+......................++.....+..+++.++..++.++++.+....++++.+++++********************************
Throughput 48.6323 MB/sec (NB=60.7904 MB/sec  486.323 MBit/sec)
14.690u 52.920s 1:27.87 76.9%   0+0k 0+0io 939pf+0w

  reply	other threads:[~2002-01-01 18:55 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <200112291907.LAA25639@messenger.mvista.com>
2001-12-30 10:01 ` george anzinger
2001-12-30 19:54   ` Dieter Nützel
2001-12-31 13:56     ` george anzinger
2002-01-01 18:55       ` Dieter Nützel [this message]
2001-12-29 19:02 Dieter Nützel
2001-12-29 21:00 ` Andrew Morton
2001-12-29 22:24 ` Davide Libenzi
  -- strict thread matches above, loose matches on Subject: below --
2001-12-28  9:45 Martin Knoblauch
2001-12-29  9:12 ` george anzinger
2001-12-20 21:11 Davide Libenzi
2001-12-20 22:25 ` george anzinger
2001-12-20 22:21   ` Momchil Velikov
2001-12-20 22:57     ` Davide Libenzi
2001-12-21 17:00       ` Mike Kravetz
2001-12-21 17:19         ` Davide Libenzi
2001-12-21 17:33           ` Mike Kravetz
2001-12-21 18:29             ` Davide Libenzi
2001-12-24  0:18         ` Victor Yodaiken
2001-12-24  1:31           ` Davide Libenzi
2001-12-24  5:33             ` Victor Yodaiken
2001-12-24 18:52               ` Davide Libenzi
2001-12-27  3:01                 ` Victor Yodaiken
2001-12-27 17:41                   ` Davide Libenzi
2001-12-28  0:05                     ` Victor Yodaiken
2001-12-28  0:48                       ` Davide Libenzi
2001-12-20 22:36   ` Davide Libenzi
2001-12-24  0:19     ` Victor Yodaiken
2001-12-24  1:20       ` Davide Libenzi
2001-12-27  3:42         ` Victor Yodaiken
2001-12-27 17:48           ` Davide Libenzi

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