Cassandra Repair

http://oliviercontant.com/cassandra-monitor-repair-task/

http://www.datastax.com/dev/blog/advanced-repair-techniques

http://docs.datastax.com/en/cassandra/2.0/cassandra/operations/ops_repair_nodes_c.html

http://jonathanhui.com/cassandra-data-maintenance-backup-and-system-recovery

http://monkeys.chaordic.com.br/operation/zero-downtime-cassandra-upgrade/

https://github.com/BrianGallew/cassandra_range_repair