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Date: Wed, 23 Apr 2014 16:58:18 -0400
From: Allan Jude <freebsd@allanjude.com>
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To: freebsd-sysinstall@freebsd.org
Subject: Re: bsdinstall ZFS and MBR not working
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On 2014-04-23 08:15, Kai Kockro wrote:
> Hi,
>
> i wanted to install 10-RELEASE on my Lenovo T420s ( Samsung 840 Pro SSD
> inside ). After using ZFS installer ( force 4k on, MBR partition because
> GPT bug in Lenovo Bios ), i get "Missing operating system". If i boot
> bsdinstall again and looking with zpool import, my root pool ist gone
> away, only bootpool apears in the list. The partition list also changed
> ... i dont understand this.
>
> If i use UFS and MBR, all is fine. FreeBSD is booting.
>
> I tried manually the old style from FreeBSD Wiki ( ZFS on ROOT ), but
> not working, too. What can i do?
>
> Best,
> Kai
>

Can you provide the output of 'gpart show' and 'zpool import' from the
non working system so I can see if anything strange is going on.

You did not use disk encryption did you?