Date: Wed, 5 May 2010 08:56:58 -0700 From: Freddie Cash <fjwcash@gmail.com> To: FreeBSD Stable <freebsd-stable@freebsd.org> Subject: Re: Different sizes between zfs list and zpool list Message-ID: <l2jb269bc571005050856w86b6f13as54a8778c28dd9099@mail.gmail.com> In-Reply-To: <AANLkTim-yHHl9Neeb40gD3W333foqEIcGYCY2EaorvKg@mail.gmail.com> References: <AANLkTim-yHHl9Neeb40gD3W333foqEIcGYCY2EaorvKg@mail.gmail.com>
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On Wed, May 5, 2010 at 8:44 AM, Tom Evans <tevans.uk@googlemail.com> wrote: > When looking at the size of a pool, this information can be got from > both zpool list and zfs list: > > > $ zfs list > NAME USED AVAIL REFER MOUNTPOINT > tank 5.69T 982G 36.5K /tank > > > $ zpool list > NAME SIZE USED AVAIL CAP HEALTH ALTROOT > tank 8.14T 6.86T 1.28T 84% ONLINE - > > Why the different sizes? > The pool is a raidz of 6 x 1.5 TB drives. > zpool lists the raw storage available to the pool. Every single bit of every single drive is listed here. This will be 6 x 1 TB. zfs lists only the amount of storage available to be used, after all redundancy is taken into account. This will be 5 x 1 TB. -- Freddie Cash fjwcash@gmail.com
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