Thanks for the KIP Kevin! AH1
> This means a stale controller registration from a controller that no > longer exists can block feature upgrades. And dynamic reconfiguration (specifically RemoveVoter) can cause stale controller registrations? Meaning anyone who has used RemoveVoter to permanently downsize their controller quorum would eventually need to unregister the controller to unblock future feature upgrades? Best, Alyssa On Fri, Apr 3, 2026 at 11:30 AM Kevin Wu <[email protected]> wrote: > Hi all, > > I would like to start a discussion on KIP-1312: Support unregistering > controllers. Below is the KIP link. > > > https://cwiki.apache.org/confluence/display/KAFKA/KIP-1312%3A+Support+unregistering+controllers > > Thanks, > Kevin Wu >
