Date: Mon, 9 Nov 2009 09:48:12 +0100 From: "alteriks@gmail.com" <alteriks@gmail.com> To: Robert Noland <rnoland@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: GPT boot with ZFS RAIDZ "ZFS: i/o error - all block copies unavailable" Message-ID: <200911090948.12578.alteriks@gmail.com> In-Reply-To: <1256812598.39726.22.camel@balrog.2hip.net> References: <op.u2dqyh1o4534sa@localhost> <200910291044.21818.alteriks@gmail.com> <1256812598.39726.22.camel@balrog.2hip.net>
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On Thursday 29 October 2009 11:36:38 Robert Noland wrote:
> Ok, if you are getting this... It may be helpful if you can run "zdb
> -uuu zroot", so I can see what is going on with the root block pointer.
> I think you should be able to do that from fixit. Also note that you
> don't have the latest version of the loader if it is printing "lld",
> though as long as all of the drives are detected it likely won't make a
> difference. The "can't read MOS" error is the first attempt to read
> from the pool after probing all of the devices to sort out the
> configuration. Everything up to this point reads data directly from the
> vdev labels on each drive, so this is the first time that it tries to
> read from the pool.
>
Sorry I forgot about this part.
Here is zdb -uuu zroot
Uberblock
magic = 0000000000bab10c
version = 13
txg = 111
guid_sum = 14036990686815153767
timestamp = 1257636491 UTC = Sat Nov 7 23:28:11 2009
rootbp = [L0 DMU objset] 400L/200P DVA[0]=<0:110004a000:400>
DVA[1]=<0:40038400:400> DVA[2]=<0:1980041c00:400> fletcher4 lzjb LE contiguous
birth=111 fill=126 cksum=7e96f92e7:357c99e1eb9:b7d10db3a713:1ac2df05bd147a
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