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4

Ceph needs quite many nodes to aggregate reasonable performance. http://ceph.com/planet/zero-to-hero-guide-for-ceph-cluster-planning/ If you only have two DRBD is your best friend. http://clusterlabs.org/doc/en-US/Pacemaker/1.1/html/Clusters_from_Scratch/ch07.html


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As I thought, small mistakes were in place for keepalived config file. state MASTER for 192.168.50.11 # This is the master HAProxy state BACKUP for 192.168.50.12 # This is the failover HAProxy And priority 12 for 192.168.50.11 # the higher priority goes with the master HAProxy priority 11 for 192.168.50.12



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