Abstract: According to actual demand of the opensource general cloud platform, this paper briefly analyzes cloud computing system structure and basic architecture, and researches on the key technology of Hadoop in-depth, proposes a Hadoop-based cloud computing model, builds a platform and successfully realizes its application. Experiments show that the platform has good massive data distributed computing and processing performance and can meet the needs of cloud computing application and research for the small and medium-sized enterprises or scholars.
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Key words: cloud computing, Hadoop, HDFS, MapReduce