Date: Tue, 6 Jan 2015 09:56:24 -0600 From: Bob Willcox <bob@immure.com> To: Kevin Oberman <rkoberman@gmail.com> Cc: Warren Block <wblock@wonkity.com>, FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org>, Chris H <chrish@ultimatedns.net> Subject: Re: I need some swap partion help on new 10.1 install Message-ID: <20150106155623.GA61837@rancor.immure.com> In-Reply-To: <CAN6yY1tqs4cNN36Nu6%2BaA5adMOnGVgCLpF7xbqTKcSuXhRbzQw@mail.gmail.com> References: <6b9041859ceb265eedaf6f56f9178a7b@ultimatedns.net> <20150102163539.1eaadbc7@nunki.holyordnance.org> <20150103172527.GI867@rancor.immure.com> <745af5f28074a940e743f6094be15991@ultimatedns.net> <CAN6yY1tAZfp-nDqhYrd63hcxA%2BBKayF3FypOeNvk5cY3e125sg@mail.gmail.com> <54A88D7B.8010901@protected-networks.net> <alpine.BSF.2.11.1501041836540.33242@wonkity.com> <20150105225028.GC57206@rancor.immure.com> <alpine.BSF.2.11.1501051957390.30334@wonkity.com> <CAN6yY1tqs4cNN36Nu6%2BaA5adMOnGVgCLpF7xbqTKcSuXhRbzQw@mail.gmail.com>
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On Mon, Jan 05, 2015 at 08:11:27PM -0800, Kevin Oberman wrote: > On Mon, Jan 5, 2015 at 7:04 PM, Warren Block <wblock@wonkity.com> wrote: > > > On Mon, 5 Jan 2015, Bob Willcox wrote: > > > > On Sun, Jan 04, 2015 at 06:37:18PM -0700, Warren Block wrote: > >> > >>> On Sat, 3 Jan 2015, Michael Butler wrote: > >>> > >>> On 01/03/15 19:35, Kevin Oberman wrote: > >>>> > >>>> [ .. snip .. ] > >>>> > >>>> As per an earlier suggestion, did you put: > >>>>> kern.geom.label.gpt.enable=0 > >>>>> into /boot/loader.conf? If so, that's why you lack a /dev/gpt label. > >>>>> This > >>>>> is usually a "friendlier" string than the diskid, but both work equally > >>>>> well. > >>>>> > >>>> > >>>> bsdinstall does that on its own - you have to manually > >>>> remove/comment/set to "1" after installation :-( > >>>> > >>> > >>> gpt, or gptid? The first would be a terrible regression, the second, > >>> not so much. > >>> > >> > >> The more I read of this thread the more confused I get. What should I > >> have in > >> /boot/loader.conf to get the old behavior with more traditional device > >> names? > >> > >> Also, if bsdinstall doesn't do this for me automatically, why did it put > >> /dev/ada0p2 in the fstab for swap? > >> > > > > The best way is to use GPT labels, which are stored in the GPT header. > > They are portable, so keep working if the drive device name changes (ada0 > > to da1, say). > > > > GPT labels can be set with gpart modify. The labels appear in /dev/gpt/. > > As mentioned before, they might not appear if a partition is mounted due to > > GEOM "withering". > > > > GPT labels are enabled by default. If bsdinstall is disabling them, it is > > a regression. > > > > GPT IDs, on the other hand, are a unique generated ID code that can appear > > at the same time. Many of us find them not very useful and disable them in > > loader.conf. > > > > I have only upgraded systems to 10.1, so don't know what bsdinstall does > > on a new install. > > > > Just checked head and bsdinstall does not disable GPT labels. It does > disable gptid labels (which IMHO is a good thing). So, what should I put in /boot/loader.conf? Can I enable both GPT and GPT IDs with this: kern.geom.label.gpt.enable="1" kern.geom.label.gptid.enable="1" And if I do, should I expect any problems with doing that? Bob > -- > R. Kevin Oberman, Network Engineer, Retired > E-mail: rkoberman@gmail.com -- Bob Willcox | Men who cherish for women the highest bob@immure.com | respect are seldom popular with them. Austin, TX | -- Joseph Addison
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