Re: ZFS feature compatibility?

From: mike tancsa <mike_at_sentex.net>
Date: Mon, 25 Jan 2021 15:13:19 -0500
I ran into an issue not being able to boot because of v2 bookmarks on
the boot pool on RELENG_13 just last Friday.

    ---Mike

On 1/25/2021 2:31 PM, Michael Butler via freebsd-current wrote:
> I have a few machines on which I've been hesitant to run 'zpool
> upgrade' as I'm not sure of the (boot?) implications. They report like
> this ..
>
> imb_at_toshi:/home/imb> uname -a
> FreeBSD toshi.auburn.protected-networks.net 14.0-CURRENT FreeBSD
> 14.0-CURRENT #25 main-eb61de5b78: Fri Jan 22 10:03:02 EST 2021
> root_at_toshi.auburn.protected-networks.net:/usr/obj/usr/src/amd64.amd64/sys/TOSHI
>  amd64
>
> imb_at_toshi:/home/imb> zpool status
>   pool: zroot
>  state: ONLINE
> status: Some supported features are not enabled on the pool. The pool can
>         still be used, but some features are unavailable.
> action: Enable all features using 'zpool upgrade'. Once this is done,
>         the pool may no longer be accessible by software that does not
> support
>         the features. See zpool-features(5) for details.
>
> Is it safe to upgrade the root pool?
>
>     imb
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Received on Mon Jan 25 2021 - 19:13:22 UTC

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