Implemented the Logical Streaming Replication thing are working fine I see
the XLogData message appearing and I'm able to parse them.
But I haven't see any "Primary Keepalive message" yet. I had tried setting
the *tcp_keepalive_interval*, *tcp_keepalives_idle* both from client
runtime paramter and well as from postgresql.conf still no clue of it.
Any information around it?