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PostgreSQL High Performance Cookbook by Dinesh Kumar, Chitij Chauhan

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Replication using DRBD

In this recipe, we are going to cover block level replication using DRBD for Postgresql.

Getting ready

A working Linux machine is required for this setup. This setup requires network interfaces and the cLusterIP. These steps are carried out in a CentOS version 6 machine. Having covered the PostgreSQL setup in previous chapters, it is assumed that the necessary packages and prerequisites are already installed.

We will be using the following setup in our hierarchy:

  • Node1.author.org uses the LAN IP address 10.0.0.181 and uses 172.16.0.1 for crossover
  • Node2.author.org uses the LAN IP address 10.0.0.182 and uses the IP address 172.16.0.2 for crossover
  • dbip.author.org uses the cluster IP address 10.0.0.180

How to do it...

The following ...

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