On 2026-09-16, Michel Verdier <[email protected]> wrote: > On 2026-09-16, alain williams wrote: > >>> You should have some warnings about these changes during upgrade. If you >>> missed them you could retrieve them in /var/log/apt/term.log >> >> In theory ... but that file is 678k (7,840 lines) in size - that will take >> some >> time to look through - meanwhile my system is broken. > > grep or search with less/vi needs only a bunch of seconds to find your files > >> Best just leave files that it knows nothing about alone. My config files I do >> by hand and they go back to 2007. > > Upgrade don't change your files without asking. Unless you used a force > parameter or you choose to change them. I never break bind with an > upgrade. And I was warned about dovecot syntax changes.
That's my experience too.

