How-To Ha-DRDB

Prerequisites

– Setup Minimal CentOS 5

– be sure that both nodes can resolve correctly names (either through dns or /etc/hosts)

– yum update (as usual … ;-) )

– yum install heartbeat drbd kmod-drbd (available in the extras repository)

Current situation :

  • node1.yourdomain.org 172.29.156.20/24 , source disc /dev/sdb that will be replicated
  • node2.yourdomain.org 172.29.156.21/24 , target disc /dev/sdb

Read more at wiki.centos.org

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