(cherry picked from commit 4304fcd5bdf9fb7aa9181e866eea383f89bf171f) Conflicts: hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/ViewFs.md hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/tools/TestGetConf.java (cherry picked from commit 9264f10bb35dbe30c75c648bf759e8aeb715834a)