Hi All, Sorry to open this can of worms again. However, we are still struggling with this issue across quite a large amount of our estate.
>From doing some further research I stumbled across the following which seems to sum up what we are seeing quite well... http://grokbase.com/t/postgresql/pgsql-hackers/1321h6dpv7/getoldestxmin-going-backwards-is-dangerous-after-all The above thread does not state whether a fix was committed, can anyone confirm/deny? Have a great weekend (bank holiday for some!) Best wishes, Harry