Some questions about jails on FreeBSD9.0-RC1

legolas at legolas at
Wed Oct 26 08:09:04 UTC 2011

> On 10/26/2011 08:09 AM, legolas at wrote:
>>>>    I have setup one jail using ezjail. My first surprise is that
>>>> ezjail only installs -RELEASE versions and not RC versions. Ok, I
>>>> supouse that it is normal. But my first question is: can I install a
>>>> FreeBSD 8.2 jail under a FreeBSD 9.0 host??
>> I have upgraded my ezjails using something like:
>> env UNAME_r="8.2-RELEASE" freebsd-update -b /usr/jails/basejail -r
>> 9.0-RC1
>> upgrade install
>> This is some hassle, for example, one has to upgrade /etc and /var in
>> /usr/jails/newjail by hand. (And maybe even more, not completely sure
>> there.)
> is not possible to update the jail using "ejzail-admin update -u"
> instead of use freebsd-update directly??
Updating can be done, upgrading not. (Thus, a security update can be done,
a full version not, if I understand it correctly.)

This functionality exists (prematurely) in CVS:

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