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From: "Dmitry V. Levin" <ldv@fandra.org>
To: devel@linux.iplabs.ru
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In-Reply-To: <3A9D4397.C8A8FC4C@linux.ru.net>; from rider@linux.ru.net on Wed, Feb 28, 2001 at 09:29:43PM +0300
Subject: [devel] Re: =?koi8-r?B?W2RldmVsXSDzy8/Sz9PU2CDIwdLEwSDOwSAyLjQuMg==?=
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On Wed, Feb 28, 2001 at 09:29:43PM +0300, Anton Farygin wrote:
> Поставил сегодня новое ядро потестировать.
> 
> Сразу - заметно упала скорость работы жесткого диска на ATA-100:
> [root@rider /root]#  hdparm -t /dev/hde
> 
> /dev/hde:
>  Timing buffered disk reads:  64 MB in  8.02 seconds =  7.98 MB/sec
> [root@rider /root]#  hdparm /dev/hde
> 
> /dev/hde:
>  multcount    = 16 (on)
>  I/O support  =  0 (default 16-bit)
>  unmaskirq    =  0 (off)
>  using_dma    =  1 (on)
>  keepsettings =  0 (off)
>  nowerr       =  0 (off)
>  readonly     =  0 (off)
>  readahead    =  8 (on)
>  geometry     = 3737/255/63, sectors = 60036480, start = 0
> 
> Раньше hdparm показывал 35 мегабайт в секунду.
> 
> Кто виновать? ;-)

ideX=autotune включить для этого устройства не пробовал?


Regards,
	Dmitry

+-------------------------------------------------------------------------+
Dmitry V. Levin     mailto://ldv@fandra.org
Software Engineer   PGP pubkey http://www.fandra.org/users/ldv/pgpkeys.html
IPLabs Linux Team   http://linux.iplabs.ru
Fandra Project      http://www.fandra.org
+-------------------------------------------------------------------------+
UNIX is user friendly. It's just very selective about who its friends are.

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