Re : Optimum value for native_transport_max_concurrent_connections and native_transport_max_concurrent_connections_per_ip

2016-04-29 Thread sai krishnam raju potturi
hi; we are upgrading our cluster from apache-cassandra 2.0.14 to 2.0.17. We have been facing SYN flooding issue (port 9042) in our current version of Cassandra at times. We are hoping to tackle the SYN flooding issues with the following attributes in the YAML file for 2.0.17

Re: Inconsistent Reads after Restoring Snapshot

2016-04-29 Thread Carlos Alonso
If I understand correctly, your reads will always return the value from B as that cell will have the highest timestamp. Consistent reads (CL >= QUORUM) will request data from all replica nodes and compare the results in the coordinator, returning the value if they all agree or returning the one