Details the first ever Exabyte-scale system that can hold a Trillion large files. Describes MapR's Distributed NameNode (tm) architecture, and how it scales very easily and seamlessly. Shows map-reduce performance across a variety of benchmarks like dfsio, pig-mix, nnbench, terasort and YCSB.
分散ファイルシステム比較 | Hadoop Times
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Design, Scale and Performance of MapR's Distribution for Hadoop
