At Wed, 16 Feb 2022 14:58:23 +0900, Masahiko Sawada <sawada.mshk@gmail.com> wrote in
> Or it's possible that the process took a time to clean up the
> temporary replication slot?
Checkpointer may take ReplicationSlotControlLock. Dead lock between
ReplicationSlotCleanup and InvalidateObsoleteReplicationSlots
happened?
regards.
--
Kyotaro Horiguchi
NTT Open Source Software Center