[OpenIndiana-discuss] zpool version and older BE's

[Tom Kranz]

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Cia Watson wrote:
> Hi all,
>
> I successfully upgraded from b134 to OpenIndiana oi_147 and when I
>  checked zpool status it told me:
>
> pool: rpool state: ONLINE status: The pool is formatted using an
> older on-disk format.  The pool can still be used, but some
> features are unavailable. action: Upgrade the pool using 'zpool
> upgrade'.  Once this is done, the pool will no longer be accessible
>  on older software versions.
>
> My first question is: where it says the pool (when upgraded) will
> no longer be accessible on older sw versions, does that include an
>  older BE won't be able to access rpool? I suspect that's what it
> means, I just wanted to double-check. If so, I may wait a bit
> before I do the zpool

Yep, that's it - upgrade the zpool, go back to a previous BE, can't
access the zpool anymore. As you say, leave it as is, do some testing,
then upgrade when you're comfy.

And lots of backups, obviously ;-)

Cheers,
TOM

- --
Tom Kranz
Email: tom at gaeltd.com    Skype: siliconbunny
Mobile: 07779 149281    Phone/fax: 01344 773240
http://www.gaeltd.com        http://www.linkedin.com/in/tomkranz
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