Install Postgres add-apt-repository 'deb http://apt.postgresql.org/pub/repos/apt/ trusty-pgdg main'wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -apt-get updateapt-get install postgresql-11 MASTER: 192.168.33.50SLAVE1: 192.168.33.51SLAVE2: 192.168.33.52 On master postgres@master:~$ su - postgres Note: Set password less auth b/w master & salve, master & slave2 vice-versa postgres@master:~$ service postgresql status11/main (port 5432): online postgres@master:~$ ssh-keygenGenerating public/private rsa key pair.Enter … Continue reading postgres 11 master slave replication in ubuntu14.04