Date: Mon, 24 Feb 2014 15:55:34 -0700 (MST) From: Warren Block <wblock@wonkity.com> To: Chris Stankevitz <chrisstankevitz@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: gptids are not symlinks to /dev/da* Message-ID: <alpine.BSF.2.00.1402241551190.3785@wonkity.com> In-Reply-To: <CAPi0psubEgnwvircnS7MqFWCWCNQaazDOk9D8GUkB2qUXVAvew@mail.gmail.com> References: <CAPi0pstLDDzLvuzzcPuN1LbgrAjiTu=vRAyxxphgcimuScMoNA@mail.gmail.com> <alpine.BSF.2.00.1402241208090.2118@wonkity.com> <CAPi0psubEgnwvircnS7MqFWCWCNQaazDOk9D8GUkB2qUXVAvew@mail.gmail.com>
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On Mon, 24 Feb 2014, Chris Stankevitz wrote: > Warren, > > Thank you for your reply. > > On Mon, Feb 24, 2014 at 11:26 AM, Warren Block <wblock@wonkity.com> wrote: >> Not device name, but a label. Although the correct one should work in place >> of a device name. I use GPT partition labels, but have never bothered with >> the GUIDs. >> >> ... >> >> Generated when the structure is created, I think. > > Now I just need to find out what is "GPT patition label", a "GUID", > and "structure creation"! I will read glabel(8) and see if that > clears it up for me. http://en.wikipedia.org/wiki/GUID_Partition_Table is pretty good. >> smartctl wants a device, but GPTIDs refer to partitions. > > Okay, although I am a bit surprised to hear that a GPTID refers to a > partition. I'm using FreeNAS and I thought I instructed the zpool to > consist entirely of unpatitioned disks. I gather that FreeNAS is, > somewhere in the process, creating partitions which triggers > "structure creation" which creates unique GPTIDs. Probably. One problem with canned single-purpose software like FreeNAS is that it is not as transparent as using FreeBSD directly.
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