From: Daniel Iliev <danny@ilievnet.com>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] linux' IO performance sucks
Date: Thu, 06 Jul 2006 03:45:53 +0300 [thread overview]
Message-ID: <44AC5D41.5060805@ilievnet.com> (raw)
In-Reply-To: <200607052355.16400.volker.armin.hemmann@tu-clausthal.de>
This one is only to correct a BIG typo:
"eclectic power" should be "electric power"
(spelling checker + sleeping writer..)
Sorry about that.
Hemmann, Volker Armin wrote:
> On Wednesday 05 July 2006 12:43, Daniel wrote:
>
>> You could also disable all write caching by issuing the command:
>>
>> hdparm -W0 /dev/<your-physical-disk-name>
>>
>
> emm, no,
>
> That only deactivates the on-disk cache and has nothing to do with the kernel
> caches&buffers. In fact, it has nothing to do with the kernel at all.
>
> Deactivating the cache might be a good thing in certain situations, but it
> usually just decreases performance. So it is usually a BAD THING(tm).
--
Best regards,
Daniel
--
gentoo-user@gentoo.org mailing list
next prev parent reply other threads:[~2006-07-06 1:02 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-05 3:43 [gentoo-user] linux' IO performance sucks Sven Köhler
2006-07-05 4:31 ` Thomas Cort
2006-07-05 4:33 ` Richard Fish
2006-07-05 5:45 ` Hemmann, Volker Armin
2006-07-05 10:38 ` Daniel Drake
2006-07-05 10:43 ` Daniel
2006-07-05 21:55 ` Hemmann, Volker Armin
2006-07-05 22:51 ` Daniel Iliev
2006-07-06 0:45 ` Daniel Iliev [this message]
2006-07-06 2:01 ` Dale
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