GoogleCluster： ​​http://research.google.com/archive/googlecluster.html​​​
Chubby：​​​http://labs.google.com/papers/chubby.html​​​
GFS：​​​http://labs.google.com/papers/gfs.html​​​
BigTable：​​​http://labs.google.com/papers/bigtable.html​​​
MapReduce：​​​http://labs.google.com/papers/mapreduce.html​​

Chubby–>ZooKeeper
GFS–>HDFS
BigTable–>HBase
MapReduce–>Hadoop