Scylla is an open source NoSQL database that is compatible with Apache Cassandra. Scylla offers several key advantages over Cassandra such as scalability and better performance. Scylla was tested with IBM POWER8 processor-based servers and superior throughput was achieved with both database read and write operations. This article describes the tests that were done with IBM POWER processor-based servers, the performance results, and the value of IBM POWER processor-based servers for Scylla.