Hot Standby Master and 2 Slaves using replication slots and pg_rexievexlog for Replication on PostgreSQL
It uses CentOS 6.5 as a base image https://github.com/2creatives/vagrant-centos/releases/tag/v6.5.3
vagrant box add centos65-x86_64-20140116 https://github.com/2creatives/vagrant-centos/releases/download/v6.5.3/centos65-x86_64-20140116.box
git clone https://github.com/philmcc/postgres_clusters.git
cd postgres_clusters/postgres94/3-node-master-2_slave_94_rep_slots_and_recieve
vagrant up