Date: Thu, 27 Jul 2006 08:36:20 +0100 From: Feargal Reilly <feargal@helgrim.com> To: freebsd-stable@freebsd.org Subject: Re: filesystem full error with inumber Message-ID: <20060727083620.75d10af2@mablung.edhellond.fbi.ie> In-Reply-To: <44C7A147.9010106@dmv.com> References: <20060721140005.5365e4b7@mablung.edhellond.fbi.ie> <200607241514.k6OFERos052696@lurza.secnetix.de> <20060724164832.11683f08@mablung.edhellond.fbi.ie> <44C7A147.9010106@dmv.com>
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--Sig__OO9Hn/Hx63q2El2JS_hFj3 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Wed, 26 Jul 2006 13:07:19 -0400 Sven Willenberger <sven@dmv.com> wrote: >=20 > Feargal Reilly presumably uttered the following on 07/24/06 > 11:48: > >> > Looking again at dumpfs, it appears to say that this is > >> > formatted with a block size of 8K, and a fragment size of > >> > 2K, but tuning(7) says: [...] > >> > Reading this makes me think that when this server was > >> > installed, the block size was dropped from the 16K > >> > default to 8K for performance reasons, but the fragment > >> > size was not modified accordingly. > >> >=20 > >> > Would this be the root of my problem? > >> > >> I think a bsize/fsize ratio of 4/1 _should_ work, but it's > >> not widely used, so there might be bugs hidden somewhere. > >> > >=20 > > Such as df not reporting the actual data usage, which is now > > my best working theory. I don't know what df bases it's > > figures on, perhaps it either slowly got out of sync, or > > more likely, got things wrong once the disk filled up. > >=20 > > One of my machines that I recently upgraded to 6.1 > (6.1-RELEASE-p3) is also exhibiting df reporting wrong data > usage numbers. Notice the negative "Used" numbers below: >=20 > > df -h > Filesystem Size Used Avail Capacity Mounted on > /dev/da0s1a 496M 63M 393M 14% / > devfs 1.0K 1.0K 0B 100% /dev > /dev/da0s1e 989M -132M 1.0G -14% /tmp > /dev/da0s1f 15G 478M 14G 3% /usr > /dev/da0s1d 15G -1.0G 14G -8% /var > /dev/md0 496M 228K 456M > 0% /var/spool/MIMEDefang devfs 1.0K 1.0K > 0B 100% /var/named/dev >=20 > Sven For the record, my problems occured with 5.4-PRERELEASE #1 which, for reasons beyond my control, I had not yet been unable to upgrade. What bsize/fsize ratio are you using? Mine was 4/1 instead of the more usual 8/1. BTW, anybody know what the best method be for double-checking df's figures would be? du? --=20 Feargal Reilly. PGP Key: 0x847DE4C8 (expires: 2006-11-30) Web: http://www.helgrim.com/ | ICQ: 109837009 | YIM: ectoraige Visit http://ie.bsd.net/ - BSDs presence in Ireland --Sig__OO9Hn/Hx63q2El2JS_hFj3 Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFEyGz0Hfl+zYR95MgRAvkXAJ4jvRZNpeBkzBNqnINp7vU9maVq4wCfWNLZ boGlsEp+p3D3Idu1j0lGPCk= =nRlm -----END PGP SIGNATURE----- --Sig__OO9Hn/Hx63q2El2JS_hFj3--
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