Fixed using: https://community.cloudera.com/t5/Support-Questions/nameNode-HA-not-working/m-p/132973/highlight/true#M95643
which is: open new tab with increased step number as the url, then run tasks of step 7: start all zookeepers and then start name nodes. finally the remained steps ran successfully. ---- On Tue, 20 Jun 2023 16:24:29 +0330 onmstester onmstester <onmstes...@zoho.com> wrote --- Hi, I'm trying to test "enable namenode HA" using Ambari 2.7.5, Bigtop 3.2, Rockylinux 8. I've deployed the cluster using Bigtop build-containers.sh, with 4 containers: ambari-server: only ambari-server, no additional services ambari-agent-01: namenode,zookeeper server,datanode ambari-agent-02: namenode, journalnode, zookeeper server, datanode ambari-agent-03: zookeeper server, datanode but the wizard remains pending at stage 7: start components for half an hour and no logs. Best Regards