Date: Wed, 13 Jan 2010 11:08:57 +0000 From: krad <kraduk@googlemail.com> To: Rolf Nielsen <listreader@lazlarlyricon.com> Cc: freebsd-questions@freebsd.org Subject: Re: zpool upgrade - is it safe? Message-ID: <d36406631001130308i4a69994bke23f5e0f116f5ae3@mail.gmail.com> In-Reply-To: <4B4D05AB.5060905@lazlarlyricon.com> References: <4B4CAD19.7070804@lazlarlyricon.com> <d36406631001121357w48b5d516me2ac2534ac5f94ab@mail.gmail.com> <4B4D05AB.5060905@lazlarlyricon.com>
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2010/1/12 Rolf Nielsen <listreader@lazlarlyricon.com> > On 2010-01-12 22:57, krad wrote: > >> >> >> 2010/1/12 Rolf Nielsen <listreader@lazlarlyricon.com >> <mailto:listreader@lazlarlyricon.com>> >> >> >> Hi all, >> >> I just upgraded to a more recent version of 8.0-STABLE, and I >> noticed during boot that zfs had changed from version 13 to version >> 14. Is it safe to run zpool upgrade -a on a system while in >> multiuser, or will I have to take some security measures, such as >> creating a complete backup and/or booting into singleuser? >> >> Rolf Nielsen >> _______________________________________________ >> freebsd-questions@freebsd.org <mailto:freebsd-questions@freebsd.org> >> >> mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >> To unsubscribe, send any mail to >> "freebsd-questions-unsubscribe@freebsd.org >> <mailto:freebsd-questions-unsubscribe@freebsd.org>" >> >> >> >> Its fine to upgrade a pool in multi user mode as it is with most things >> zfs. However beware when up upgrade a pool as once you have you cant go >> back, and if you want the revert to your previous install you wont be >> able to. Therefore a general rule of thumb is unless you need a new >> feature on a new pool version dont upgrade it. A least wait a few weeks >> until your new install is fully bedded in and tested >> > > Thanka. Since I have no idea what "passthrough-x aclinherit support" does > and I've been fine without it so far, I guess I'll stick with version 13 for > now then. :) > v22 is what we want as it has dedup
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