From owner-freebsd-questions  Thu Oct  4 13:13: 6 2001
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Date: Thu, 4 Oct 2001 16:12:12 -0400 (EDT)
From: Zhihui Zhang <zzhang@cs.binghamton.edu>
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To: Mike Meyer <mwm@mired.org>
Cc: Magdalinin Kirill <bsdforumen@hotmail.com>, questions@FreeBSD.ORG
Subject: Re: turning off write cache on SCSI drive
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On Thu, 4 Oct 2001, Mike Meyer wrote:

> Magdalinin Kirill <bsdforumen@hotmail.com> types:
> > Hello,
> > some mail posts on softupdates says that turning off write cache is 
> > prerequisite for it.
> 
> They're generally talking about IDE drives. SCSI drives have tagged
> queuing, which means you're perfectly safe doing this.

Why tagged queuing make it safe to turn WCE on?

-Zhihui


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