Yesterday, I tried to build a PostgreSQL master-slave replication system with new feature "Streaming Replication (SR)", which is coming in the next PostgreSQL major release 9.0 as a built-in replication solution, and it worked well on my servers. I feel it is very easy to configure, so I have decided to make some memos here for building a PostgreSQL master-slave replication system. Here are 5 step
![5 steps to implement a PostgreSQL replication system](https://cdn-ak-scissors.b.st-hatena.com/image/square/1c42c4eb7be205db1333a5c9db605cfd3138780f/height=288;version=1;width=512/https%3A%2F%2Fblogger.googleusercontent.com%2Fimg%2Fb%2FR29vZ2xl%2FAVvXsEh-priWLJBW4rDNAdjxuFNUxvrpqW0uK1SbZA-Yg4qlNKsIGJTzEymmZPfvjn2bZ_oeXCnp7l8mpkZXGBn5vZG51g5dGx9w9_1u4ITb65W3y2NVRKi1nkwY-jmEy_rGq3F6vzdn%2Fw1200-h630-p-k-no-nu%2Faaa.jpg)