Date: Sat, 19 May 2007 17:28:34 -0700 From: "Kevin Downey" <redchin@gmail.com> To: freebsd-questions@freebsd.org Subject: Re: Assignment of device names to external USB drives Message-ID: <1d3ed48c0705191728s54ef146do63d5186bcf8e9e8b@mail.gmail.com> In-Reply-To: <464F6917.9080301@acm.org> References: <464F6917.9080301@acm.org>
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On 5/19/07, Denis Fortin <fortin@acm.org> wrote: > Greetings, > > I am trying to set up a backup server, using a combination of internal > and external (USB) disk drives. > > How can I manage the mapping of USB disk drives to device names? i.e. > USB drives get assigned device names like da0, da1, da2... when they are > detected. But if one of the drives fails or is not powered up, all > other ones will get bumped down one in the list next time I reboot. > > The problem is that if I automatically "mount /dev/da0a > /archive/volume1", "mount /dev/da1a /archive/volume2", etc. I run the > risk of having the wrong disk being mounted on a mount point !?! > > Is there an obvious solution that I'm missing, or a canonical workaround > to this problem? > > Thanks > > Denis F. when you newfs a drive use the -L flag to give it a label like 'VOLUME1' then if you load the geom_label module that drive becomes availble under /dev/ufs/VOLUME1 -- "The biggest problem with communication is the illusion that it has occurred." G. B. Shaw www.thelastcitadel.com
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