1 Yahoo! Cloud Serving Benchmark Overview and results - January 29, 2010 Brian F. Cooper cooperb@yahoo-inc.com Joint work with Adam Silberstein, Erwin Tam, Raghu Ramakrishnan and Russell Sears System setup and tuning assistance from members of the Cassandra and HBase committers, and the Sherpa engineering team 2 Motivation • There are many “cloud DB” and “nosql” systems out there – Sherpa/PNUTS –