https://community.cloudera.com/t5/Support-Questions/What-all-the-reasons-for-NameNode-Failure-in-Hadoop/m-p/306732#M222982 <P>As a best practice, you should enable HDFS HA to avoid a single point of failure.</P> Wed, 02 Dec 2020 14:23:36 GMT Mike in Austin 2020-12-02T14:23:36Z