Swap on ZFS Volume still panics?

[Freddie Cash]

On Fri, Sep 10, 2010 at 1:50 AM, App Deb <appdebgr at gmail.com> wrote:
> Yes sorry for actually calling it a panic, it is a deadlock, I didn't see
> any messages, anyway the system becomes unusable and needs a manual hard
> reboot.
>
> I found the mention (without any warnings) here:
> http://wiki.freebsd.org/RootOnZFS
>
> I have tried this on 3 different systems (all 8.1R though) and they always
> deadlock once the zfs swap is touched.
>
> I think that the "not recommended" is not enough. It just doesn't work at
> all, except if I am doing something wrong and there are some cases that it
> works?
>
> I have now switched to native freebsd-swap (after a long zfs send/receive
> backup to resize the zpool :) ) and everything works great.

An alternative to re-creating the pool to add a non-ZFS swap is to
plug in a 2-8 GB USB stick and use that for swap.

-- 
Freddie Cash
fjwcash at gmail.com