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> wrot= e: > 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 N=FCnnerich wrote: >> > > > =A0operator =A0 =A00, 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. > >> =A0 pool: tank >> =A0state: ONLINE >> =A0scrub: none requested >> config: >> >> =A0 =A0 NAME =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0STATE =A0 =A0 READ WRITE= CKSUM >> =A0 =A0 tank =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0ONLINE =A0 =A0 =A0 0 =A0= =A0 0 =A0 =A0 0 >> =A0 =A0 =A0 raidz1 =A0 =A0 =A0 =A0 =A0 =A0 =A0ONLINE =A0 =A0 =A0 0 =A0 = =A0 0 =A0 =A0 0 >> =A0 =A0 =A0 =A0 gpt/samsung15-1 =A0 ONLINE =A0 =A0 =A0 0 =A0 =A0 0 =A0 = =A0 0 >> =A0 =A0 =A0 =A0 gpt/samsung15-2 =A0 ONLINE =A0 =A0 =A0 0 =A0 =A0 0 =A0 = =A0 0 >> =A0 =A0 =A0 =A0 gpt/samsung15-3 =A0 ONLINE =A0 =A0 =A0 0 =A0 =A0 0 =A0 = =A0 0 >> =A0 =A0 =A0 =A0 gpt/samsung15-4 =A0 ONLINE =A0 =A0 =A0 0 =A0 =A0 0 =A0 = =A0 0 >> =A0 =A0 =A0 =A0 gpt/seagate15-1 =A0 ONLINE =A0 =A0 =A0 0 =A0 =A0 0 =A0 = =A0 0 >> =A0 =A0 =A0 =A0 gpt/seagate15-2 =A0 ONLINE =A0 =A0 =A0 0 =A0 =A0 0 =A0 = =A0 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 > =3D> =A0 =A0 =A0 =A034 =A01953525101 =A0ad4 =A0GPT =A0(932G) > =A0 =A0 =A0 =A0 =A034 =A0 =A0 8388608 =A0 =A01 =A0(null) =A0(4.0G) > =A0 =A0 8388642 =A01944059904 =A0 =A02 =A0Midget-ZFS-1 =A0(927G) > =A01952448546 =A0 =A0 1076589 =A0 =A0 =A0 - free - =A0(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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