See more
… feature data in local memory, which is the larger part of all feature data required by ML models. Scorpion is sharded to achieve a cache hit rate over 90%.
…a are stored and real-time updated in Polaris, which not only supports board based Pin retrieval but also filtering with passed-in bloom filter as well as lightweighted scoring to select high quality pins.
… number of concurrent experiments and needed to pre-generate and store content for each experiment. The storage cost was huge.