Date: Wed, 17 Jan 2018 08:10:06 +0100 From: Marko Turk <markoml@markoturk.info> To: Victor Sudakov <vas@mpeks.tomsk.su> Cc: freebsd-questions@freebsd.org Subject: Re: Dualboot and ZFS Message-ID: <20180117071006.GD21464@vps.markoturk.info> In-Reply-To: <20180116165206.GA23125@admin.sibptus.transneft.ru> References: <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> <20180116165206.GA23125@admin.sibptus.transneft.ru>
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--NKoe5XOeduwbEQHU Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Tue, Jan 16, 2018 at 11:52:06PM +0700, Victor Sudakov wrote: > Marko Turk wrote: > > since zroot/usr is not mounted, path /usr/bin/* in the filesystem > > belongs to dataset zroot/ROOT/some_test_be=20 >=20 > But why is that? This must be witchcraft :-) >=20 > Why does it not belong to dataset "zroot", or dataset > "zroot/ROOT/some_other_great_be"?=20 >=20 > Is it because zroot/ROOT/some_test_be is mounted on / ? Yes, exactly. >=20 > > so that's why the files are > > there. > >=20 > > E.g.: > > $ df -h /usr/bin/ > > Filesystem Size Used Avail Capacity Mounted on > > zroot/ROOT/default 504G 19G 485G 4% / > >=20 >=20 > Very demonstrative, thank you, but what makes "zroot/ROOT/default" and > not any other dataset the container for the files in /usr/bin/ ? Because of the mountpoints. zroot/usr exists so you can create children of it which will not be in a BE. For example, zroot/usr/src is not a part of a BE: $ df -h /usr/src/ Filesystem Size Used Avail Capacity Mounted on zroot/usr/src 487G 1.6G 485G 0% /usr/src /Marko --NKoe5XOeduwbEQHU Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEhcgjUnLArcQCyVEgeDpsXaaozYgFAlpe9s0ACgkQeDpsXaao zYgasw//T7BrVHdY8j+OOrxdXMn1smzI4aEbdIzCajBUchfl3ZScqgIQA+4NxoSX COxQG4FVy8fW/J6BRMF5pk6qWPmDCeeo4oQFVcGPqmdH+n8Ba1ETLDUhnUxvjFxC 3GkvHNO2o3nR5sTFtZagWk94boxrZ8GquzGrKf4KYTX+TRDVBWFpRS7WSj7wwfDe dJACL9NS6fmQxtxa90xuhtjRw5oiRIZLjkB3KD3Bu33iEKE1nKKs1aOOs613opOu tYKw8SaCj0aA5CxDoiyU66ik65aQInMGmr1MUqGJL3vQlqMPy6U+4OuAfLPMXiqK zFDxNEoQOlIibz1NVqK2431Xrw7R2zkvUHOPNvK3OXmWvhxlm+Ptr3fos8WBH6lZ wEm/RYp/4hzOUUgJ2rWpGps0czNQcfGLQBf64cW8ve0P3OFdBzAau1oowMpI13Uv KF7gvY2xGuMkEhSlJuXEW5ZQFXAc2OkVM9OxVB336p/IkhQ54w+77bdR5zSGgPvR omYq0GsPVldEkziVoW6gvJwJd8g3qAHiFgQeickqnXGVRNM3/2Xpa8Jj2liUTx/Z zcUeG9GSIdltq+s3S0UzobIEJBsuYIRwuTDYyPgvMQ7JjQ3dI4QsYki5RpiPyj+U jaJq5x3FqjXz96GymHOtnXpBvT/5jH4WJk6kAKu+7tS5yp+TWE4= =DnYn -----END PGP SIGNATURE----- --NKoe5XOeduwbEQHU--
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