Date: Wed, 2 Jul 2008 09:59:29 -0500 From: Brooks Davis <brooks@freebsd.org> To: Wes Morgan <morganw@chemikals.org> Cc: freebsd-fs@freebsd.org, ticso@cicely.de Subject: Re: It's 2008. 1 TB disk drives cost $160. Quotas are 32-bit. Message-ID: <20080702145929.GA33529@lor.one-eyed-alien.net> In-Reply-To: <alpine.BSF.1.10.0807011918560.1232@ibyngvyr.purzvxnyf.bet> References: <20080701213006.37D675B4B@mail.bitblocks.com> <alpine.BSF.1.10.0807011918560.1232@ibyngvyr.purzvxnyf.bet>
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[-- Attachment #1 --] On Tue, Jul 01, 2008 at 07:25:49PM -0500, Wes Morgan wrote: > On Tue, 1 Jul 2008, Bakul Shah wrote: > >> On Tue, 01 Jul 2008 22:02:54 +0200 Bernd Walter <ticso@cicely7.cicely.de> wrote: >>> On Tue, Jul 01, 2008 at 10:59:31AM -0700, Bakul Shah wrote: >>>> To bring this back on topic, perhaps John Kobuzik can just >>>> use the zfs since it already has quota support? For example, >>>> >>>> # zfs create z/foo >>>> # zfs quota=10M z/foo >>>> dd < /dev/zero bs=1M count=20 > /z/foo/xx >>>> dd: stdout: Disc quota exceeded >>>> 11+0 records in >>>> 10+0 records out >>>> 10485760 bytes transferred in 4.718700 secs (2222171 bytes/sec) >>>> # zfs set quota=10T z/foo >>>> # zfs get quota z/foo >>>> NAME PROPERTY VALUE SOURCE >>>> z/foo quota 10T local >>> >>> This is basicly what the partition size is for normal filesystems, >>> with the great ability of course to change it cheaply at any time. >>> But this is in no way a per user quota in the way ufs does. >> >> It is not the same but can serve a similer purpose if each >> user gets his own filesystem (and yes, I am aware of the >> rebooting issue with zfs with thousands of filesystems). He >> wanted support for 2TB+ quota on ufs by July 20. If that >> doesn't happen at least he can limp along with this. > > On a totally spurrious note, I'd love to know the storage environment where > a 1 TB quota on a multi-user system is meaningful. If I truly need that > much space as a user, and I hit your quota limit, I'll probably be a > very, very unhappy user! That's probably about where we'll set the default quotas (probably more like 5-10TB) on a new system we're deploying at work. It's more that most users will need, but will ensure that a few users can't run us out of space (40TB available). -- Brooks [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.8 (FreeBSD) iD8DBQFIa5fQXY6L6fI4GtQRAlz/AJ9oi/fsbXt+FyPc/1w1bYBkt9MejACcDinq 0iNnZRdKuzZ0JkAI5V5qI28= =VMjq -----END PGP SIGNATURE-----
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