On Wed, 31 Aug 2016 12:04:23 -0400 Keith <keith@xxxxxxxxxxx> wrote: > All depends on how you're monitoring your slave lag. Check this blog > post and if you're seeing actual byte lag, then you could have cause > for concern. It's not because the master is idle... there is tons of write traffic. And the way I measure the lag is about as directly as you can: I periodically insert a timestamp into a specific table on the master, and then poll the hot-standby until the inserted timestamp has appeared. Regards, Dianne. -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin