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Tencent's Beacon Growing is an analytics platform that provides insights of user behaviors in realtime. Beacon comes with both built-in and customized analytic models, such as RETENT, FUNNEL, PATH, etc. Using Alluxio as a distributed caching layer, the HDFS scanning performance for Impala queries is accelerated by 2x out of the box without further optimization. With faster data retrieval, I/O-intensive queries are sped up by 244% with a median improvement of 121% across all queries.