Date: Thu, 10 Jul 2008 21:23:08 +0200 From: Kris Kennaway <kris@FreeBSD.org> To: "Daniel E. Lynn" <dan@audilis.com> Cc: freebsd-fs@freebsd.org Subject: Re: Storing UFS snapshots externally? Message-ID: <4876619C.4050108@FreeBSD.org> In-Reply-To: <48765802.9060502@audilis.com> References: <48765802.9060502@audilis.com>
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Daniel E. Lynn wrote: > Greetings all, > > First, let me apologize if this has been asked before. If it has then my > search skills must be lacking because I couldn't seem to find it in the > lists anywhere. > > I'm wondering if it is feasible to store snapshots for UFS on a separate > drive, and if so if there is an advisable way of doing it. The basic > idea is that I'd like to be able to mitigate any write overhead of using > a lot of snapshots by using a separate disk for them entirely. Here's > the proposed setup: No, the point of snapshots is that they are copy-on-write, so you don't copy the data until it changes. If you want to store them up externally, you have to copy the whole thing, and you should use a tool like dump, rsync, etc. Kris
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