Date: Thu, 21 May 2009 20:11:36 -0400 From: Dillon Kass <lists@loveturtle.net> To: freebsd-stable@freebsd.org Subject: Re: ZFS MFC heads down Message-ID: <4A15EDB8.6070808@loveturtle.net> In-Reply-To: <3c1674c90905211315y5e59b9e2l94dfb4215f786e69@mail.gmail.com> References: <3c1674c90905201643m540c8b1v8a8bd88f071c233d@mail.gmail.com> <200905211435.01723.kirk@strauser.com> <200905212008.n4LK81sw002193@lava.sentex.ca> <3c1674c90905211315y5e59b9e2l94dfb4215f786e69@mail.gmail.com>
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On 5/21/09 4:15 PM, Kip Macy wrote: > Your snapshots are using two thirds of your used capacity. 'df' only > knows about the mounted file system. > > Cheers, > Kip > > On that subject, if anyone isn't aware this version of zfs has nicer space accounting. you should check out the output of zfs list -o space SUPER AWESOME HUH!? unfortunately the fancy new space accounting only works on datasets created on a pool supporting it, so all of us who upgraded our pools will not see any output. for example NAME AVAIL USED USEDSNAP USEDDS USEDREFRESERV USEDCHILD rpool/ROOT/snv_107 8.86G 3.80G - - - - however you can just create a new dataset with zfs create to take advantage of the new space accounting. then you'll get real output like NAME AVAIL USED USEDSNAP USEDDS USEDREFRESERV USEDCHILD phoenix/rsync/cifs 70.2G 272G 212G 59.3G 0 0 I can easily see here that I have 212G of snapshots for this dataset. I just thought I would throw that out there for anyone who didn't know about it yet.
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