Some user guide doc is added in HDFS-6261，but have not committed. But you can still get those docs in the patch.
https://issues.apache.org/jira/browse/HDFS-6261 On Wed, Dec 17, 2014 at 3:04 PM, zhangyujian1984 <[email protected]> wrote: > > hello: > > recent hadoop supports BlockPlacementPolicyWithNodeGroup, does > anyone know how to config datanodes in groups, how > to tell hadoop the topology with node-groups, i wonder if there exists a > sample config file for further study. > > Thanks & Regards > ------------------------------ > Yujian Zhang > Southeast University, Nanjing, China >
