Hi, On 2019-02-25 20:06:42 +0100, Filip Rembiałkowski wrote: > There is a large (>5T) database on PostgreSQL 9.0.23. As Stephen said, this is long out of support. > 2. base backup is transferred directly to new server using > pg_start_backup + rsync + pg_stop_backup. Do you exclude any files? Remove any? If so which? Greetings, Andres Freund