• Frequently Asked Questions
    • Why can’t I set
    • What ports does Cassandra use?
    • What happens to existing data in my cluster when I add new nodes?
    • I delete data from Cassandra, but disk usage stays the same. What gives?
    • Why does nodetool ring only show one entry, even though my nodes logged that they see each other joining the ring?
    • Can I change the replication factor (a a keyspace) on a live cluster?
    • Can I Store (large) BLOBs in Cassandra?
    • Nodetool says “Connection refused to host: 127.0.1.1” for any remote host. What gives?
    • Will batching my operations speed up my bulk load?
    • On RHEL nodes are unable to join the ring
    • How do I unsubscribe from the email list?
    • Why does top report that Cassandra is using a lot more memory than the Java heap max?
    • What are seeds?
    • Does sin