Date: Thu, 12 Apr 2007 02:54:47 -0500 From: "illoai@gmail.com" <illoai@gmail.com> To: "Toomas Aas" <toomas.aas@raad.tartu.ee> Cc: questions@freebsd.org Subject: Re: gmirror device numbers Message-ID: <d7195cff0704120054v7041791od11136ef4dc01ef4@mail.gmail.com> In-Reply-To: <461C81F1.4030208@raad.tartu.ee> References: <461C81F1.4030208@raad.tartu.ee>
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On 11/04/07, Toomas Aas <toomas.aas@raad.tartu.ee> wrote: > Hello! > > I have a server with gmirror volumes. Backup of this server is being done > with Amanda, which uses GNU tar and its --listed-incremental option > (snapshot files) in order to do incremental backups. > > It seems that gmirror devices get a different 'device number' on each boot > (each time the gmirror is created). Since the device number is stored in > GNU tar's snapshot file, it effectively means that after rebooting GNU tar > sees all files as having been changed since previous backup. This causes > huge incremental backups. > > Is there a way to force a gmirror device to have a 'fixed' device number? Not to sound too thick, but what do you mean by "device number"? Is this the Geom name: or ID: field when you type: gmirror list -- --
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