Date: Sat, 3 Mar 2012 07:43:39 -0500 From: Michael Shuey <shuey@fmepnet.org> To: Volodymyr Kostyrko <c.kworr@gmail.com> Cc: freebsd-fs@freebsd.org Subject: Re: zfs fails to mount correctly during 8.2 -> 9.0 update Message-ID: <CAELRr5kUaWSuJJKzr%2B%2BVEO8_0er48uTV%2BFF0OUfCZa-poDkw4g@mail.gmail.com> In-Reply-To: <4F50DCD8.9080603@gmail.com> References: <4F50DCD8.9080603@gmail.com>
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I hit this exact problem when I upgraded. Rebooting back to 8.2's kernel, and scrubbing (under 8.2), then rebooting to 8.2, then rebooting to 9.0's kernel, fixed it for me. On Fri, Mar 2, 2012 at 9:44 AM, Volodymyr Kostyrko <c.kworr@gmail.com> wrot= e: > Hi all. > > I'm writing it just in case someone else will face this problem. > > Some days ago I was moving my last server from 8.2 to 9.0. At first I had > installed kernel with: > > =A0make KODIR=3D/boot/test installkernel > > and rebooted. At loader prompt I selected this kernel with: > > =A0unload > =A0boot-conf /boot/test > > After that 9.0 kernel was loaded with 8.2 userland. I know this is not th= e > right-and-only-one way of updating FreeBSD but it works for me through > releases. But this time something strange happened. During system mount > kernel spits out something like: > > =A0Solaris: WARNING: metaslab_free_dva(): bad DVA 0:52834975928475 > > It was something like one page of this lines. > > The pool seems to be mounted readonly and refused to remount writable. It > return zero empty space and status stated something about stopped scrub. > Second pull was writable and working. However I haven't updated the userl= and > so I just rebooted back to 8.2 kernel. > > Machine comes back online at full health. Everything stated both pools ar= e > healthy and working. Scrub doesn't yield any results - not a single error= . > > I wiped /usr/obj and rebuilt everything from a scratch. After planting a > test kernel and booting from it everything worked fine so I continued wit= h > upgrade. After upgrade was committed and pools were updated to ZFSv28 I > repeated scrub on both. There was no single error. > > -- > Sphinx of black quartz judge my vow. > _______________________________________________ > freebsd-fs@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-fs > To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org"
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