Date: Tue, 1 Dec 2009 07:59:42 -0500 From: Maxim Khitrov <mkhitrov@gmail.com> To: Peggy Wilkins <enlil65@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: 8.0-RELEASE and "dangerously dedicated" disks Message-ID: <26ddd1750912010459weda306esbb81d7a2b7025b6e@mail.gmail.com> In-Reply-To: <1789c2360911280928t1e6e7b06p707abc1131f82bef@mail.gmail.com> References: <1789c2360911280928t1e6e7b06p707abc1131f82bef@mail.gmail.com>
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On Sat, Nov 28, 2009 at 12:28 PM, Peggy Wilkins <enlil65@gmail.com> wrote: > Can someone elaborate on what exactly this statement in the 8.0 > detailed release notes means? > > http://www.freebsd.org/releases/8.0R/relnotes-detailed.html#FS > >> 2.2.5 File Systems >> >> =E2=80=9Cdangerously dedicated=E2=80=9D mode for the UFS file system is = no longer supported. >> >> =C2=A0Important: Such disks will need to be reformatted to work with thi= s release. > > Due to history I won't go into, all my production (currently > 7.2-RELEASE) systems are installed onto "dangerously dedicated" disks. > =C2=A0What exactly do I need to do to upgrade them to 8.0? =C2=A0(I'm not= asking > for an upgrade procedure, I'm familiar with that, but rather, how this > change impacts the upgrade.) =C2=A0I think that the suggestion that the > disks need to be reformatted is extreme and I hope something less > extreme will suffice. > > Also, just to be clear, does this statement refer to boot disks, data > disks, or both? > > It doesn't make sense to me that "dangerously dedicated" could have an > impact on UFS filesystems specifically. =C2=A0A partition table is just a > partition table, regardless of what filesystems might be written on > disks, yes? =C2=A0Am I misunderstanding something here? > > Thanks for helping to clear up my confusion... > > plw Peggy, Were you able to find an answer for this? I also have a number of servers and firewalls that use dangerously dedicated disks (boot and data). I don't see why UFS would care if it's mounted from ad1a vs. ad1s1a. - Max
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