Date: Sun, 25 Dec 2011 12:54:11 +0000 From: Johannes Totz <johannes@jo-t.de> To: freebsd-fs@freebsd.org Subject: Re: Restoring received properties on a received filesystem. Message-ID: <jd76dj$foe$1@dough.gmane.org> In-Reply-To: <20111225102719.GA44906@tolstoy.tols.org> References: <20111225102719.GA44906@tolstoy.tols.org>
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On 25/12/2011 10:27, Marco van Tol wrote: > Hi there, > > I was experimenting was zfs send and receive, and noticed when including > all properties in the transfer the mountpoint happily comes along as > well. Ofcourse. This could give issues when receiving the filesysyem > not into its own zpool, because mountpoint settings can collide and give > some surprises on reboots. Check out zfs receive -u, it doesn't mount the receiving filesystem. zpool import -N doesn't mount your importing backup-pool. > But then I found out that if you change a > setting on the receiving side, it will not get overwritten by future > receives, which is good. :-) > > Then I started wondering how to figure out received properties on the > receiving side after overriding them. This email from 2009 seems > relevant. > http://mail.opensolaris.org/pipermail/opensolaris-arc/2009-September/018315.html > > In that mail there is mention about "zfs get -s received", which > is accepted on the commandline, but doesn't display the received > property separatedly from what is currently in effect. > > Also there is mention of "zfs inherit -S", which I have tested to work, > and which is great. It would be good to include it in the freebsd zfs > manual page, as it is a very usefull zfs inherit flag. > > So, long story short: > - Is there a way to see received properties on a filesystem after they > have been locally overrided on FreeBSD? > - Can the -S flag to inherit be included in the manual page? > > Thanks, and merry christmas! > > Marco > > System: FreeBSD 8.2-STABLE #13: Sat Dec 24 01:54:44 CET 2011 > ZFS Pool Version: 28 > ZFS filesystem version: 4 on the received FS, 5 for the rest >
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