Date: Fri, 20 Nov 2009 12:20:24 +0100 From: =?ISO-8859-1?Q?Marius_N=FCnnerich?= <marius@nuenneri.ch> To: "Daniel O'Connor" <doconnor@gsoft.com.au> Cc: Tom Evans <tevans.uk@googlemail.com>, freebsd-stable@freebsd.org, Stefan Bethke <stb@lassitu.de> Subject: Re: whats best pracfive for ZFS on a whole disc these days ? Message-ID: <b649e5e0911200320u6b777c9dld186dc09448413c5@mail.gmail.com> In-Reply-To: <200911201118.26242.doconnor@gsoft.com.au> References: <E1N2NcA-0004c4-CE@dilbert.ticketswitch.com> <200911192305.35337.doconnor@gsoft.com.au> <2e027be00911190444s1ce5f297o9064bb9c0d28ef30@mail.gmail.com> <200911201118.26242.doconnor@gsoft.com.au>
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On Fri, Nov 20, 2009 at 01:48, Daniel O'Connor <doconnor@gsoft.com.au> wrote: > On Thu, 19 Nov 2009, Tom Evans wrote: >> On Thu, Nov 19, 2009 at 12:35 PM, Daniel O'Connor > <doconnor@gsoft.com.au>wrote: >> > On Thu, 19 Nov 2009, Marius Nünnerich wrote: >> > > > operator 0, 164 Oct 21 15:34 >> > > > /dev/gptid/6866d8b0-a8ac-11de-8e07-00241dd192cc >> > > >> > > Have you tried naming the GPT partitions and using /dev/gpt/* ? >> > >> > Nope, how would I do that? >> > >> > I'd be surprised if it worked TBH.. >> >> Use the -l flag to gpart when creating the partitions. I'm not sure >> if there is a way to label them after the fact. I found it led to a >> much more descriptive/reliable pool, as I can plug the disks in >> anywhere and get the same results: > > Descriptive yes, reliable no (IMO :) > > UUIDs should always be more reliable so long as the "UU" part of their > name holds true :) > > No reason you couldn't have both thought. > >> pool: tank >> state: ONLINE >> scrub: none requested >> config: >> >> NAME STATE READ WRITE CKSUM >> tank ONLINE 0 0 0 >> raidz1 ONLINE 0 0 0 >> gpt/samsung15-1 ONLINE 0 0 0 >> gpt/samsung15-2 ONLINE 0 0 0 >> gpt/samsung15-3 ONLINE 0 0 0 >> gpt/samsung15-4 ONLINE 0 0 0 >> gpt/seagate15-1 ONLINE 0 0 0 >> gpt/seagate15-2 ONLINE 0 0 0 >> >> I use the geom name 'gpt/foo' when referring to the disks in zpool. >> All works perfectly. > > Hmm I did.. > [midget 11:13] ~ >sudo gpart modify -i 2 -l "Midget-ZFS-1" ad4 > ad4p2 modified > [midget 11:15] ~ >sudo gpart show -l ad4 > => 34 1953525101 ad4 GPT (932G) > 34 8388608 1 (null) (4.0G) > 8388642 1944059904 2 Midget-ZFS-1 (927G) > 1952448546 1076589 - free - (526M) > > but I get no /dev/gpt directory.. > [midget 11:14] ~ >ls -la /dev/gpt > ls: /dev/gpt: No such file or directory > > Maybe the UUID label got their first so it won't have an alias (although > the UUID is an alias for /dev/ad4p2..) Maybe that's been asked already but what version are you using? Does glabel work at all?
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