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Date: Sun, 30 Aug 2009 01:43:19 +0400
From: Kamigishi Rei <spambox@haruhiism.net>
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To: Andreas Tobler <andreast-list@fgznet.ch>
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Cc: Kostik Belousov <kostikbel@gmail.com>,
	freebsd-current <freebsd-current@freebsd.org>
Subject: Re: Boot panic -CURRENT #196643
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Andreas Tobler wrote:
> I'd like to mount ad4s4a to /mnt with the following command:
> tc# mount -t zfs /dev/ad4s4a /mnt
> mount: /dev/ad4s4a : Invalid argument
> Any idea what I'm doing wrong? Or is it not possible?
You cannot mount ZFS filesystems by using /sbin/mount.

man zpool (see "zpool import")
man zfs

And don't forget to "/etc/rc.d/zfs start" before trying to import the pool.

--
Kamigishi Rei
KREI-RIPE