From owner-freebsd-hackers  Wed Oct 27 14:31: 7 1999
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Date: Thu, 28 Oct 1999 10:30:17 +1300
From: Joe Abley <jabley@patho.gen.nz>
To: David Scheidt <dscheidt@enteract.com>
Cc: "Ronald G. Minnich" <rminnich@lanl.gov>,
	Chuck Youse <cyouse@paradox.nexuslabs.com>,
	Ilia Chipitsine <ilia@cgilh.chel.su>, questions@FreeBSD.ORG,
	hackers@FreeBSD.ORG
Subject: Re: why FFS is THAT slower than EXT2 ?
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References: <19991028095839.A26635@patho.gen.nz> <Pine.NEB.3.96.991027161759.3714B-100000@shell-3.enteract.com>
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In-Reply-To: <Pine.NEB.3.96.991027161759.3714B-100000@shell-3.enteract.com>; from dscheidt@enteract.com on Wed, Oct 27, 1999 at 04:22:20PM -0500
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On Wed, Oct 27, 1999 at 04:22:20PM -0500, David Scheidt wrote:
> On Thu, 28 Oct 1999, Joe Abley wrote:
> 
> > On Wed, Oct 27, 1999 at 10:29:54AM -0600, Ronald G. Minnich wrote:
> > > To put it slightly more strongly: as far as I'm concerned ext2 is not a
> > > serious fs if you really care about handling power failures and other such
> > > fun things.
> > 
> > I'm not sure I've ever really understood this position. In cases where
> > data integrity is vital to retain, there is no excuse for not using
> > machines with multiple power supplies, each fed from independent, clean
> > power sources, with multiple fans, running a stable, tested OS release.
> 
> I take it you never have had anyone hit the Big Red Button, a fire,
> a flood, or a random panic, a clueless tech, or a hardware failure?
> I see one of my machines go down along these lines every six weeks or so.  A
> hosed filesystem would (really!) ruin my day.

Actually, no, at least not in the past six years I've been working
with carriers and high-spec datacentres.

But I take your point :)


Joe


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