[6242] in linux-scsi channel archive
Re: how to get maximum datarate from SCSI
daemon@ATHENA.MIT.EDU (Stephen C. Tweedie)
Thu Apr 1 13:41:46 1999
From: "Stephen C. Tweedie" <sct@redhat.com>
Date: Thu, 1 Apr 1999 15:37:57 +0100 (BST)
To: dstein2203@t-online.de (Dietmar Stein)
Cc: Mateu Batle i Sastre <mbatle@iname.com>, linux-scsi@vger.rutgers.edu
In-Reply-To: <36F95B79.62F3EF14@t-online.de>
Hi,
On Wed, 24 Mar 1999 22:39:06 +0100, dstein2203@t-online.de (Dietmar
Stein) said:
> You can mount your disks with sync-option in order to go around the
> buffer/cache. Have a try (e.g. mount -o sync /dev/sda1 /mnt) and
> compare the performance.
No. O_SYNC or mount -o sync both give you write-through caching. The
cache is still very much present.
--Stephen
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