Birta Levente:
> > The full story is in the RELEASE_NOTES. I will move that text into
> > postconf.5.
> >
> > Other than that, do the solution and documentation make sense?
> >
> > Wietse
> After reading the RELEASE_NOTES too, I'm a little bit confused:
>
> Let's say I haven't specified at all before the append_dot_mydomain in
> main.cf
> Now after the upgrade with compatibility_level=0 as default the warning
> is show up in log.
> If I add to main.cf append_dot_mydomain=yes (knowing that the new
> default is no) the warning should be gone or not from log?
You have changed the parameter setting, therefore the warning will
not be logged.
> And the internal compatibility_level will be incremental with future
> incompatible changes to default value and the administrators after
> review these values need to increment the compatibility_level too in
> main.cf?
Every time. This was tyhe first time in 15 years, so it is not
like this is happening a lot.
If you like to live dangerously, set "compatibility_level=9999".
Wietse