@Ramesh Mani @vperiasamy Ramesh I made the above changes. I got 6 diff logs in the /ranger/audit/hdfs/ directory in hdfs. and also I'm unable to see the content in those log files --- I pasted the cat output of the log file. Can you help me on this hdfs dfs -cat /ranger/audit/hdfs/20180326/hdfs_ranger_audit_instance-1.c.neat-pagoda-198122.internal.1.log cat: Cannot obtain block length for LocatedBlock{BP-211226024-10.224.60.23-1481061235494:blk_1091267231_17616185; getBlockSize()=1483776; corrupt=false; offset=0; locs=[DatanodeInfoWithStorage[10.224.60.21:50010,DS-d9d6b48a-2212-4529-a719-827215e3967a,DISK], DatanodeInfoWithStorage[10.224.60.22:50010,DS-04f30f6e-20b7-48af-9872-7d2782dff0ad,DISK], DatanodeInfoWithStorage[10.224.60.52:50010,DS-3f1ae50a-9ade-419f-9b39-fa3ac1d4f308,DISK]]} hdfs@instance-1 ~]$ hdfs dfs -ls /ranger/audit/hdfs/20180326 Found 6 items -rw-r--r-- 3 hdfs hdfs 1419264 2018-03-26 23:56 /ranger/audit/hdfs/20180326/hdfs_ranger_audit_instance-1.c.neat-pagoda-198122.internal.1.log -rw-r--r-- 3 hdfs hdfs 1894 2018-03-26 22:44 /ranger/audit/hdfs/20180326/hdfs_ranger_audit_instance-1.c.neat-pagoda-198122.internal.2.log -rw-r--r-- 3 hdfs hdfs 59252 2018-03-26 22:56 /ranger/audit/hdfs/20180326/hdfs_ranger_audit_instance-1.c.neat-pagoda-198122.internal.3.log -rw-r--r-- 3 hdfs hdfs 580608 2018-03-27 00:59 /ranger/audit/hdfs/20180326/hdfs_ranger_audit_instance-1.c.neat-pagoda-198122.internal.4.log -rw-r--r-- 3 hdfs hdfs 29635 2018-03-26 23:58 /ranger/audit/hdfs/20180326/hdfs_ranger_audit_instance-1.c.neat-pagoda-198122.internal.5.log -rw-r--r-- 3 hdfs hdfs 193536 2018-03-26 17:43 /ranger/audit/hdfs/20180326/hdfs_ranger_audit_instance-1.c.neat-pagoda-198122.internal.log ... View more