On 15 September 2017 at 11:46, milist ujang <ujang.milist@xxxxxxxxx> wrote:
Hi Craig,Thanks again for pointing to inactive replication slot.After inactive replication slot been dropped, the relfrozenxid now moving.I wonder if replication identifier will have some issue if left un-chained? since at other side there are inactive replication identifier.
No, that's harmless.
However, if there's still an "other side" at all, you presumably have broken replication.