Can anyone explain whats the issue based on the error log from Namenode .
Also because of this issue , Namenode is in Safe Mode.
I had manually configured Kerberos and made the Cluster kerberoised using Cloudera Manager
Its really driving me insane . I am really tired of configuring kerberos in QuickStart
Socket Reader #1 for port 8020: readAndProcess from client 192.168.19.131 threw exception [javax.security.sasl.SaslException: GSS initiate failed [Caused by GSSException: Failure unspecified at GSS-API level (Mechanism level: Encryption type AES256 CTS mode with HMAC SHA1-96 is not supported/enabled)]]
Also, a note: In latest JDK8 update and in all JDK9+, the unlimited cryptography policies are shipped and active by default. This step of manually replacing the JCE jars is only required for JDK7 and early JDK8 releases. The QuickStart VM uses JDK7 currently.