Do get started look at: HintedHandoff: http://wiki.apache.org/cassandra/HintedHandoff Operations: http://wiki.apache.org/cassandra/Operations (specifically repair and repair –pr operations)
There should be a ton of information on this you can easily Google. Best, Michael From: "dong.yajun" <dongt...@gmail.com<mailto:dongt...@gmail.com>> Reply-To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Date: Tuesday, January 29, 2013 7:29 PM To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Subject: How Cassandra guarantees the replicas if any node is down? Dear list, I am newer to Cassandra, a question I'd like to know is how Cassandra guarantees the correct replica of data in a cluster when a node is crash? if anyone can give me some pointers, more appreciated. -- Rick Dong
