Cassandra requires multiple good engineers to admin effectively, and 3x replication is a bit overkill for home storage.. RAID 5 would be good enough I'd think.

Cassandra requires multiple good engineers to admin effectively, and 3x replication is a bit overkill for home storage.. RAID 5 would be good enough I'd think. Also, you really don't want to internet-expose an unauthenticated thrift server.