Date: Thu, 19 Feb 2015 23:40:30 +0800 From: Ben Woods <woodsb02@gmail.com> To: krad <kraduk@gmail.com> Cc: John Goerzen <jgoerzen@complete.org>, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: 10.1 ZFS - why canmount=off for /usr and /var by default? Message-ID: <CAOc73CApYt7C00akRH1jz0KREK-gm68Mu1QUa671coB=bY28BQ@mail.gmail.com> In-Reply-To: <CALfReyc20zYra-H5iEXErwPOQz9RpC6reZgZLsKbUOGNpEoONA@mail.gmail.com> References: <54E01849.3020500@complete.org> <CAOc73CANPtOeTdyCbuyyVVJDbMMDqpYwTcXPk%2BqKy5vzL_br9Q@mail.gmail.com> <loom.20150215T144933-673@post.gmane.org> <CALfReyc20zYra-H5iEXErwPOQz9RpC6reZgZLsKbUOGNpEoONA@mail.gmail.com>
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/zroot/var exists but is not mounted to allow sub-datasets such as /zroot/var/log to be created. It also allows for using inheretence for all sub-datasets under zroot/var for common ZFS proprieties (eg. Compression settings). On Thursday, February 19, 2015, krad <kraduk@gmail.com> wrote: > It is a bit confusing, I have to ask why call it zroot/usr at all? I use > <pool>/os/ for stuff like ports etc and then set the mountpoint. If we must > use usr in the name why not set the mountpoint to legacy as well, as its > more clearly not used? > > On 15 February 2015 at 13:52, John Goerzen <jgoerzen@complete.org > <javascript:;>> wrote: > > > Ben Woods <woodsb02 <at> gmail.com> writes: > > > > > > > > To quote Allan Jude when I posed this question to him: > > > > > > "The /usr dataset has 'canmount' set to off. It only exists so that > other > > > datasets can be created under it. > > > > That makes sense. But it is misleading to have the mountpoint set to > /usr > > and /var, isn't it? In a zfs list, it looks as if it's being used for > /usr > > and /var, when really as you say it's a container. > > > > I wonder - would there be a place I could submit a bug report to suggest > > that the mountpoint property be inherited at the default rather than set > > for > > these two filesystems? > > > > > To use boot environments, you need to install the tool from the ports > > tree: > > > sysutils/beadm-devel > > > > Interesting. That looks quite nice. I need to read up a bit more on it, > > clearly, since it seems to be more than just a zfs clone and zpool set > > bootfs that I was expecting. > > > > Thanks, > > > > John > > > > > > _______________________________________________ > > freebsd-questions@freebsd.org <javascript:;> mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > > To unsubscribe, send any mail to " > > freebsd-questions-unsubscribe@freebsd.org <javascript:;>" > > > _______________________________________________ > freebsd-questions@freebsd.org <javascript:;> mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to " > freebsd-questions-unsubscribe@freebsd.org <javascript:;>" > -- -- From: Benjamin Woods woodsb02@gmail.com
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