Date: Thu, 9 Jun 2005 22:59:51 -0400 From: Kris Kennaway <kris@obsecurity.org> To: David Adam <zanchey@ucc.gu.uwa.edu.au> Cc: Jean-Yves Lefort <jylefort@FreeBSD.org>, freebsd-stable@FreeBSD.org, fs@FreeBSD.org Subject: Re: UFS2 partition with negative used space Message-ID: <20050610025951.GA42327@xor.obsecurity.org> In-Reply-To: <Pine.LNX.4.58.0506101026180.2328@mussel.ucc.gu.uwa.edu.au> References: <20050610042211.5d214150.jylefort@FreeBSD.org> <Pine.LNX.4.58.0506101026180.2328@mussel.ucc.gu.uwa.edu.au>
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On Fri, Jun 10, 2005 at 10:32:04AM +0800, David Adam wrote:
> (The mail to this node is rather slow, so I'm sure someone else will have
> replied by now.)
>=20
> On Fri, 10 Jun 2005, Jean-Yves Lefort wrote:
> > Filesystem Size Used Avail Capacity M=
ounted on
> > /dev/ad0s1e 989M -46M 956M -5% /=
var/tmp
> >
> > Any hints?
>=20
> Yep: delete some files on /var/tmp. :-)
>=20
> If you're asking 'how can I have negative disk space?', you might want to
> read newfs(8) and tunefs(8), particularly the sections dealing with the
> -m flag.
Look closer :-)
In comment to the original question: when unmounting filesystems on
5.x and 6.x which have had a lot of activity I commonly see status
messages about negative number of files/blocks being used:
ffs_vfsops.c: printf("%s: unmount pending error: blocks %jd files=
%d\n",
Kris
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