As of CMP7.5.1 we do support CM HA: https://docs.cloudera.com/cloudera-manager/7.5.1/managing-clusters/topics/cm-high-availability.html ... View more

So the sentence (Cloudera Manager HA is still not available out of the box) you mentioned means that Cloudera itself does not fully support Cloudera Manager HA functions and needs to use external tools such as load balance and NFS mounts?  Am I right? Please take a look again... ... View more

Thank you very much for your answer, but another question is that I need a clear evidence to convince customers that HDFS is necessary when adding Apache sentry service. Can you help find the relevant documents here? Sorry for the inconvenience. ... View more