Anybody using Priam in Production?

Hello, Do you use Netflix's Priam to manage your production Cassandra cluster? Priam looks quite promising, as I find the the maintenance tasks time-consuming (e.g. token management, node replacement, backup). If you use it, could you please share your experience - both the good and bads. If

how to implement a client with off-heap memory

Hi all, I've been writing a client on Cassandra Thrift API. The client will read almost 1G of data into JVM heap and thus its performance suffers from GC operations. To reduce latency, I'm currently thinking about implementing an off-heap memory (just like that of RowCache) to hold data and manage