Date: Tue, 21 Jan 1997 18:51:05 +0200 (IST) From: Nadav Eiron <nadav@barcode.co.il> To: Randall Hopper <rhh@ct.picker.com> Cc: Doug White <dwhite@gdi.uoregon.edu>, questions@freebsd.org Subject: Re: Help With Partition Naming & Setup. Message-ID: <Pine.BSF.3.91.970121185012.14700A-100000@gatekeeper.barcode.co.il> In-Reply-To: <Mutt.19970121113033.rhh@elmer.ct.picker.com>
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On Tue, 21 Jan 1997, Randall Hopper wrote: > |Nadav Eiron <nadav@barcode.co.il> wrote: > |> Sean J. Schluntz wrote: > |> > I have one follow up question on this, how does the / get a label of > |> > /dev/sd0a when the /usr and /var get labels of /dev/sd0s1f and > |> > /dev/sd0s1e on my single dedicated SCSI disk. > |> > |> For historical reasons (I guess). You can only boot from the *first* BSD > |> slice on a disk, so the slice number of the root partition is irrelevant > |> (the only root partition you can use is the one on the first BSD slice). > |> This is from times when BSD didn't know about slices. > > Ouch, I was planning to do this so I could run two versions of FreeBSD on > one disk instead of splitting them across two as I had done in the past, > and continue to use a third slice to share /home and other strategic > directories: > > slice 0 - FAT > slice 1 - FreeBSD version x.xx (root partition) > slice 2 - FreeBSD version y.yy (root partition) > slice 3 - FreeBSD shared UFS (/share) > > So just to make sure that I'm not misinterpreting, even if I install my > boot manager (OS/BS 2.0B8) to allow booting off slice 1 or 2, when the BIOS > reads the boot record of either slice 1 or slice 2, FreeBSD's loader is > going to force-boot off the FreeBSD version installed in slice 1? Again, I've never tried this, and I don't use OS-BS, but the rule of thumb that I've heard around these lists is: One FreeBSD root partition *per disk*. > > Would it be hard to fix this? It's too bad we don't support this setup. > It'd be particularly handy for developers. I don't know... > > I guess I'll just have to fall-back on putting each version on a separate > disk. > > Randall Hopper > > Nadav
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