Artem Tomyuk <admin@xxxxxxxxxxxxxx> writes: > There was broken query that every time was creating temp table and than was > trying to insert into this table some data in another query but within > single connection, what happened next that second query was unable to be > executed because of syntax error (yes, human factor), this query was > repeated every minute by cron 24/7. One temp table per minute doesn't explain this amount of bloat, unless autovacuum had failed to process pg_attribute for a really really long time. It would be good to figure out why that happened. regards, tom lane