google 新旧三驾马车MapReduce/Bigtable/GFS和Caffeine/Dremel/Pregel

6个pdf，Google官方发布的。 [1]Bigtable: A Distributed Storage System for Structured Data [2]MapReduce: Simplified Data Processing on Large Clusters [3]The Google File System [4]Large-scale Incremental Processing Using Distributed Transactions and Notifications [5]Dremel: Interactive Analysis of Web-Scale Datasets [6]Pregel: A System for Large-Scale Graph Processing