Date: Sat, 18 Dec 2010 19:58:40 +0000 From: Krzysztof Dajka <alteriks@gmail.com> To: Martin Matuska <mm@freebsd.org> Cc: freebsd-fs@freebsd.org, freebsd-stable@freebsd.org Subject: Re: New ZFSv28 patchset for 8-STABLE Message-ID: <AANLkTi==eVkz9hsQqZA8hoR%2BU7ZQcHmKBEgHPYpfTfcZ@mail.gmail.com> In-Reply-To: <4D0D0BC6.8090607@FreeBSD.org> References: <4D0A09AF.3040005@FreeBSD.org> <AANLkTi=ZYj26=zK09GJ_mTdvGCD23QO1fKQcfCC889J9@mail.gmail.com> <AANLkTik3s8r1yg1xUrXcMR3jd=rKFWs_vy4mqRXcMZLG@mail.gmail.com> <4D0D0BC6.8090607@FreeBSD.org>
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On Sat, Dec 18, 2010 at 7:30 PM, Martin Matuska <mm@freebsd.org> wrote: > The information about pools is stored in /boot/zfs/zpool.cache > If this file doesn't contain correct information, your system pools will > not be discovered. > > In v28, importing a pool with the "altroot" option does not touch the > cache file (it has to be specified manually with a option to zpool import= ). > > Regarding rollback - rolling back a live root file system is not > recommended. > > D=C5=88a 18.12.2010 19:43, Krzysztof Dajka =C2=A0wrote / nap=C3=ADsal(a): >> t my system working >> again. I did: >> zpool import -o altroot=3D/tank tank >> chroot /tank >> reboot >> >> Can anyone explain why chroot to /tank is needed? > I used 8.2BETA1 memstick image to import and rollback. Thanks for explanation, few moments ago I would argue that zpool(1) didn't mention cachefile :)
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