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Date:      Tue, 13 Aug 2002 16:11:14 +0200
From:      Ruben de Groot <fbsd-q@bzerk.org>
To:        Danny.Carroll@mail.ing.nl
Cc:        mburke@isn.net, stable@FreeBSD.ORG
Subject:   Re: Bug in Zoo? Or is it in ls or ffs?
Message-ID:  <20020813141114.GA2147@ei.bzerk.org>
In-Reply-To: <6C506EA550443D44A061432F1E92EA4C6C5433@ing.com>
References:  <6C506EA550443D44A061432F1E92EA4C6C5433@ing.com>

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On Tue, Aug 13, 2002 at 04:02:26PM +0200, Danny.Carroll@mail.ing.nl typed:
> Is this not a bug in ls or ffs as well then?
> Regardless of what Zoo does, should not the OS remain sane?

The OS is fine. Sparse files have been a feature of Unix filesystems 
for a long time. zoo creates one accidentally. That's a bug.

> 
> -D
> 
> -----Original Message-----
> From: Michael Burke [mailto:mburke@isn.net]
> Sent: dinsdag 13 augustus 2002 15:59
> To: stable@FreeBSD.org
> Subject: Re: Bug in Zoo? Or is it in ls or ffs?
> 
> 
> On Tue, 2002-08-13 at 10:43, Danny Carroll wrote:
> > As you can see the size is not taken up in disk space so I suspect the
> > bug is in ls.  DU, DF and the left hand column of LS looks OK.
> >
> > --output--
> 
> Looks like you're getting a sparse file -- a large file that actually
> takes up little space. It's created by a program seeking beyond the end
> of the file but not writing anything (I may be off a bit, but this is
> how I understand it). The reported size of the file is large, but it
> doesn't take up that much space, which is why df suggests that it's not
> significant.
> 
> Although I've never used zoo, it's probably a bug there.
> 
> 
> 
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