Date: Tue, 9 Mar 2004 19:32:11 +0000 From: Stacey Roberts <stacey@vickiandstacey.com> To: Matthew Seaman <m.seaman@infracaninophile.co.uk>, Stacey Roberts <stacey@vickiandstacey.com>, freebsd-questions@freebsd.org Subject: Re: Per-User QUOTA's vs blocksize Message-ID: <20040309193211.GH337@crom.vickiandstacey.com> In-Reply-To: <20040309140554.GA16123@happy-idiot-talk.infracaninophile.co.uk> References: <20040308184851.GF337@crom.vickiandstacey.com> <20040309140554.GA16123@happy-idiot-talk.infracaninophile.co.uk>
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Hello Matthew,
Thanks for the reply.
----- Original Message -----
From: "Matthew Seaman <m.seaman@infracaninophile.co.uk>"
To: To Stacey Roberts
Date: Tue, 09 Mar, 2004 14:05 GMT
Subject: Re: Per-User QUOTA's vs blocksize
> On Mon, Mar 08, 2004 at 06:48:51PM +0000, Stacey Roberts wrote:
>=20
> > "You may limit allocations based on disk space (block quotas)"
> >=20
> > What exactly is the size of a block?
>=20
> As the quota system uses the term, a block is 512b -- this unit is
> also called a sector in some situations, but it's basically the same
> thing. It reflects the size of the underlying sector structures
> within the filesystem.
Ahh.., thanks for that.
>=20
> Most applications that deal in file sizes can deal in units of blocks,
> (eg. the -s argument to newfs(8) takes an argument in units of sectors
> or blocks, although just to be confusing, newfs(8) also uses
> 'block-size' with a different meaning) and in some of the older ones
> blocks are the default measure. However, more commonly used
> applications (like df(1)) or more recently written ones either default
> to reporting in more familiar units -- b, kb, Mb -- or have mechanisms
> for changing to those units.
Cheers for this.
Regards,
Stacey
>=20
> Cheers,
>=20
> Matthew
>=20
> --=20
> Dr Matthew J Seaman MA, D.Phil. 26 The Paddocks
> Savill Way
> PGP: http://www.infracaninophile.co.uk/pgpkey Marlow
> Tel: +44 1628 476614 Bucks., SL7 1TH UK
--=20
Stacey Roberts
B. Sc (HONS) Computer Science
Web: www.vickiandstacey.com
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