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Date:      Wed, 30 May 2001 09:12:49 -0400
From:      Bill Moran <wmoran@iowna.com>
To:        dannyman <dannyman@toldme.com>
Cc:        Jonathan Chen <jonathan.chen@itouch.co.nz>, freebsd-questions@FreeBSD.ORG
Subject:   Re: Remount Filesystems
Message-ID:  <3B14F1D1.C7CA5406@iowna.com>
References:  <SAK.2001.05.24.raeessor@support10> <20010525094056.B37339@itouchnz.itouch> <3B0D8A80.596CC3B7@iowna.com> <20010525103021.B40969@itouchnz.itouch> <20010530002714.L14366@dell.dannyland.org>

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dannyman wrote:
> 
> On Fri, May 25, 2001 at 10:30:21AM +1200, Jonathan Chen wrote:
> > On Thu, May 24, 2001 at 06:26:09PM -0400, Bill Moran wrote:
> >
> > [...]
> > > I don't understand why you'd bother with softupdates on / anyway? Just
> > > from my perspective, I try to keep the / fs as reliable as possible and,
> > > although softupdates is very reliable, it does have a slightly higher
> > > incidence of crash corruption than standard sync.
> >
> > Really? My understanding of softupdates was that it keeps that metadata
> > in a more stable state, and thus makes your filesystem *less* prone to
> > fsck problems.
> 
> Yes, it keeps meta-data in a more stable state by cacheing it
> intelligently in memory before writing it.  Thus, the filesystem is less
> prone to fsck problems, but you do risk losing data if the metadata is
> not written to disk before a crash.

What I just became curious about is: would it be possible to mount a
filesystem both async and softupdates, and would there be any advantage?

-- 
If a bird in the hand
is worth two in the bush,
then what can I get for
two hands in the bush?

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