Some questions about jails on FreeBSD9.0-RC1

legolas at legolas at
Wed Oct 26 06:09:12 UTC 2011

>>   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

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