ZFS: unsupported ZFS version 5000 (should be 28)

[Adam McDougall]

On 08/02/13 03:48, Tim Gustafson wrote:
> Ok, so I think I have a little more of an idea as to what happened.
> 
> Apparently, when I did an "svn checkout" this evening, I grabbed
> releng/9.1 rather than releng/8.4.  Apparently, that make
> buildworld/buildkernel/installkernel/installworld also upgraded the
> zpool for me, or something...I'm not sure what happened, but I *am*
> sure I didn't type "zpool upgrade" at any point.  Is an automatic
> zpool upgrade included in installkernel now?

can you run 'zpool history | grep upgrade' and see if it recalls any
upgrade commands?