From owner-freebsd-stable  Thu Sep 20 19:59:45 2001
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Date: Thu, 20 Sep 2001 21:59:48 -0500
From: "David W. Chapman Jr." <dwcjr@inethouston.net>
To: Daniel O'Connor <doconnor@gsoft.com.au>
Cc: j mckitrick <jcm@FreeBSD-uk.eu.org>, freebsd-stable@freebsd.org,
	Nuno Teixeira <nuno.mailinglists@pt-quorum.com>,
	"David W. Chapman Jr." <dwcjr@inethouston.net>
Subject: Re: hw.ata.wc && hw.ata.tags && softupdates short question
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Reply-To: "David W. Chapman Jr." <dwcjr@inethouston.net>
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	j mckitrick <jcm@FreeBSD-uk.eu.org>, freebsd-stable@freebsd.org,
	Nuno Teixeira <nuno.mailinglists@pt-quorum.com>,
	"David W. Chapman Jr." <dwcjr@inethouston.net>
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On Fri, Sep 21, 2001 at 12:26:07PM +0930, Daniel O'Connor wrote:
> 
> On 21-Sep-2001 j mckitrick wrote:
> > | Doesn't harware write cache usually write itself to disk before power 
> > | outage or even after?
> >  
> >  And wouldn't a laptop be safe with write caching?  At least if I keep the
> >  battery in?
> 
> Make backups often if you use WC :)

Shouldn't need to do it more often than normal.


> Personally I'd backup my drive, enable WC, do a whole bunch of writes and then
> pull the power to see what the damage is like :)
> 
do this same without WC and see the damage that is done.

-- 
David W. Chapman Jr.
dwcjr@inethouston.net	Raintree Network Services, Inc. <www.inethouston.net>
dwcjr@freebsd.org	FreeBSD Committer <www.FreeBSD.org>

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