Date: Tue, 16 Jan 2018 23:52:06 +0700 From: Victor Sudakov <vas@mpeks.tomsk.su> To: Marko Turk <markoml@markoturk.info> Cc: freebsd-questions@freebsd.org Subject: Re: Dualboot and ZFS Message-ID: <20180116165206.GA23125@admin.sibptus.transneft.ru> In-Reply-To: <20180116155719.GC21464@vps.markoturk.info> References: <20180115151526.GA66342@admin.sibptus.transneft.ru> <a7920f859b666cff48f4f73ee1b2f954@dweimer.net> <20180116034929.GB89443@admin.sibptus.transneft.ru> <alpine.BSF.2.21.1801160934560.69908@mail.fig.ol.no> <20180116112814.GA18197@admin.sibptus.transneft.ru> <367901b3-a413-01f2-ecaa-479668b4b232@FreeBSD.org> <20180116143559.GA21461@admin.sibptus.transneft.ru> <20180116144458.GB21464@vps.markoturk.info> <20180116155431.GA22546@admin.sibptus.transneft.ru> <20180116155719.GC21464@vps.markoturk.info>
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Marko Turk wrote: > > > > > > > zroot/usr is not below zroot/ROOT/some_test_be, but somehow it's > > > > there in the BE. Can you please explain this? > > > > > > Hi, > > > > > > that's because zroot/usr is not mounted (check 'zfs get all zroot/usr'). > > > > Yes, I know it's not mounted (canmount=off), but it's not a child > > dataset of zroot/ROOT/some_test_be, and yet it's somehow within > > zroot/ROOT/some_test_be when the BE was cloned by beadm. > > Hi, > > since zroot/usr is not mounted, path /usr/bin/* in the filesystem > belongs to dataset zroot/ROOT/some_test_be But why is that? This must be witchcraft :-) Why does it not belong to dataset "zroot", or dataset "zroot/ROOT/some_other_great_be"? Is it because zroot/ROOT/some_test_be is mounted on / ? > so that's why the files are > there. > > E.g.: > $ df -h /usr/bin/ > Filesystem Size Used Avail Capacity Mounted on > zroot/ROOT/default 504G 19G 485G 4% / > Very demonstrative, thank you, but what makes "zroot/ROOT/default" and not any other dataset the container for the files in /usr/bin/ ? -- Victor Sudakov, VAS4-RIPE, VAS47-RIPN AS43859
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