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
next prev parent 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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