@Koffi  Can you try restarting HBase service and they try restarting AMS ... View more

Yes, change it to /ams-hbase-secure1 or any other name, New znode with the mentioned name will get created once you restart AMS service  ... View more

Can you try the below steps   - Go to Ambari-->Ambari Metrics-->Configs-->Search for "hbase.tmp.dir" and check that value, it should be "/var/lib/ambari-metrics-collector/hbase-tmp". - Now login to the Collector node and do "cd /var/lib/ambari-metrics-collector" (cd to “hbase.tmp.dir”). Then take the backup of hbase-tmp directory by running "cp -pr hbase-tmp/ /tmp/hbase-tmp_bkp" Now run this command to delete this hbase tmp directory " rm -rf hbase-tmp " - Goto Ambari-->Ambari Metrics-->Configs and search for "zookeeper.znode.parent" it should be "/ams-hbase-unsecure". Now change this value to "/ams-hbase-unsecure1 " and save the configs. This will create a new znode. ... View more

Hello @Koffi  I can see AMS is running on Distributed mode, Can you check and confirm is Hbase service is up and running fine in your cluster ... View more

@daba Can you try adding the below lines to the Knox topology files authentication.param.remove=main.pamRealm authentication.param.remove=main.pamRealm.service Refer to the following doc for more info on how to configure LDAP/AD in knox https://docs.cloudera.com/runtime/7.2.10/knox-authentication/topics/security-knox-authe-ldap.html ... View more

@yacine_ Can you confirm the cdp version ... View more

enable debug on atlas logs and see if their are any errors  ... View more