[6827] in linux-scsi channel archive
Re: Seagate ST15150N formatting weirdness (SOLVED)
daemon@ATHENA.MIT.EDU (Marc SCHAEFER)
Wed Jul 14 12:55:22 1999
Date: Wed, 14 Jul 1999 18:08:54 +0200 (MEST)
From: Marc SCHAEFER <schaefer@alphanet.ch>
To: " Raymond A. Ingles" <inglesra@frc.com>
cc: linux-scsi@vger.rutgers.edu
In-Reply-To: <Pine.GSO.3.95q.990714085643.3255T-100000@jupiter>
On Wed, 14 Jul 1999, Raymond A. Ingles wrote:
> Is there any performance reason why I wouldn't want the drive at 256
> bytes/sector?
Yes: each sector has usually 24 bytes of CRC information, e.g. 536
bytes/sector, 512 being usable. This is around 5% space and performance
loss.
At 256 bytes/sector, this becomes 10% space and performance loss.
This is approximate mathematic.
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