GPT boot with ZFS RAIDZ "ZFS: i/o error - all block copies
unavailable"
Emil Smolenski
ambsd at raisa.eu.org
Mon Nov 16 18:33:33 UTC 2009
On Mon, 16 Nov 2009 17:59:44 +0100, Robert Noland <rnoland at freebsd.org>
wrote:
>> [...]
>> Then I read this thread and applied Robert Noland's and Matt Reimer's
>> patches -- and they didn't help. Then I grabbed following files from
>> -CURRENT (svn rev. 198420):
> Matt's patch only effects raidz volumes.
Oh, I see. Maybe there is similar bug in ZFS on single disk volumes also?
>> [cut: update procedure]
>> (is this procedure of updating zfsboot correct?)
> This should be correct for updating the first stage bootstrap code. The
> loader (boot/loader) is actually updated during installworld.
I'll try full build/installworld tomorrow.
>> [...]
>> I would rather not to upgrade the whole system to -CURRENT. What
>> should I
>> do in this situation? Is there any other patch that I could apply or any
>> workaround for this issue? Is there possibility to switch from zfsboot
>> to
>> gptzfsboot without loosing data? Or maybe I did something wrong?
> I don't think that you can switch to gptzfsboot as that would require
> repartitioning the device.
I thought so.
> A little more context though, was this working before? Or is this a new
> install?
This system has worked stable since Jun, but I've never done full
installworld after the initial installation. Now, after the installworld,
machine no longer boots. (Rollback did not help).
--
am
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