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Message-ID: <d9def9db0601072258v39ac4334kccc843838b436bba@mail.gmail.com>
Date: Sun, 8 Jan 2006 07:58:09 +0100
From: Markus Rechberger <mrechberger@gmail.com>
To: gcoady@gmail.com
Subject: Re: Why is 2.4.32 four times faster than 2.6.14.6??
Cc: linux-kernel@vger.kernel.org
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Hi,

what does hdparm show up?
Were there any other processes running during the test?
what does "vmstat 1" show up during the test?

Markus

On 1/8/06, Grant Coady <gcoady@gmail.com> wrote:
> Hi there,
>
> Recently I started testing 2.6 stable on my firewall box here, I
> work via ssh terminals to firewall and have a good feel for the
> CLI responsiveness.
>
> The test?  Just a simple display the apache access log, but it is
> very slow with 2.6 kernels (2.6.14.5, 2.6.14.6, 2.6.15):
>
> 2.4.32-hf32.1:
> grant@deltree:~$ time grep -v 192\.168\. /var/log/apache/access_log |cut -c-96
> [...]
> 2006-01-08 14:38:52 +1100: bugsplatter.mine.nu 207.46.98.39 "GET /test/linux-2.6/sempro/ HTTP/1.
>
> real    0m1.562s
> user    0m0.600s
> sys     0m0.310s
>
> 2.6.14.6:
> grant@deltree:~$ time grep -v 192\.168\. /var/log/apache/access_log |cut -c-96
> [...]
> 2006-01-08 14:38:52 +1100: bugsplatter.mine.nu 207.46.98.39 "GET /test/linux-2.6/sempro/ HTTP/1.
>
> real    0m6.318s
> user    0m0.690s
> sys     0m1.140s
>
> grant@deltree:~$ /sbin/lspci
> 00:00.0 Host bridge: Intel Corporation 430FX - 82437FX TSC [Triton I] (rev 02)
> 00:07.0 ISA bridge: Intel Corporation 82371FB PIIX ISA [Triton I] (rev 02)
> 00:07.1 IDE interface: Intel Corporation 82371FB PIIX IDE [Triton I] (rev 02)
> 00:0d.0 Ethernet controller: Intel Corporation 82557/8/9 [Ethernet Pro 100] (rev 08)
> 00:0e.0 Ethernet controller: Intel Corporation 82557/8/9 [Ethernet Pro 100] (rev 08)
> 00:10.0 VGA compatible controller: S3 Inc. 86c764/765 [Trio32/64/64V+] (rev 44)
>
> dmesg + .config on: http://bugsplatter.mine.nu/test/boxen/deltree/
>
> --
> Thanks,
> Grant.
> http://bugsplatter.mine.nu/
> -
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--
Markus Rechberger