@krb,   What you provided appears to be an agent log message that indicates an attempt to kinit with the HTTP principal on the host where HTTPFS role runs was not successful.  Check on the host where the httpfs role runs and make sure the krb5.conf file is correct.  This shoud not impact HDFS as a whole since HTTPFS is a client of HDFS really.   Cloudera Manager should merge the HTTP principal automatically, so please run the following to make sure the keytab has the right keys:   # klist -kte /run/cloudera-scm-agent/process/1330-hdfs-HTTPFS/httpfs.keytab     ... View more