Date: Thu, 27 Apr 2006 11:20:05 +0800 From: Kent Ho <kent@outblaze.com> To: freebsd-fs@freebsd.org Subject: Re: Do I need to reserve disk space for UFS snapshots? Message-ID: <44503865.4040809@outblaze.com> In-Reply-To: <444FD6CB.2080805@centtech.com> References: <444FA4CF.7040507@outblaze.com> <444FD6CB.2080805@centtech.com>
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> FreeBSD snapshots do not work the same way as NetApp snapshots. First, > they must reside on the same filesystem as the snapshotted filesystem. > They will initially eat up some space upon creation equal to the space > used by the cylinder group summaries and superblocks, but it isn't a > whole lot. You'll need to have however much space is changed weekly for > each snapshot, so if 10Gb per week is changed, then you'll need that > much space per snapshot file done. Thanks. FreeBSD cost less in terms of space required to keep snapshots? > > > Eric > > >
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