https://community.cloudera.com/t5/Support-Questions/Zookeeper-not-starting/m-p/288805#M213872 <P>\ZooKeeper Server Process Connection failed: Expected response imok, Actual response ruok is not executed because it is not in the whitelist. to XXXXXXXXXXX:2181 when i start zookeeper on ambari its successfully stated but service is stopped immediately. its showing above error /</P> Fri, 31 Jan 2020 14:48:46 GMT Manoj690 2020-01-31T14:48:46Z https://community.cloudera.com/t5/Support-Questions/Zookeeper-not-starting/m-p/288805#M213872 <P>\ZooKeeper Server Process Connection failed: Expected response imok, Actual response ruok is not executed because it is not in the whitelist. to XXXXXXXXXXX:2181 when i start zookeeper on ambari its successfully stated but service is stopped immediately. its showing above error /</P> Fri, 31 Jan 2020 14:48:46 GMT https://community.cloudera.com/t5/Support-Questions/Zookeeper-not-starting/m-p/288805#M213872 Manoj690 2020-01-31T14:48:46Z https://community.cloudera.com/t5/Support-Questions/Zookeeper-not-starting/m-p/288829#M213886 <P><a href="https://community.cloudera.com/t5/user/viewprofilepage/user-id/68583">@Manoj690</a>&nbsp;</P><P>It's always a good idea to share the HDP and Zk version plus the zk logs in /var/log/* having said that can you share your zoo.cfg ?<BR />If you really need enable all four letter word commands by default, you can use the asterisk option so you don't have to include every command one by one in the list.See below</P><LI-CODE lang="markup">4lw.commands.whitelist=*</LI-CODE><P>As you have not shared your logs that's a starting point, then restart your zookeeper and let me know!</P> Fri, 31 Jan 2020 13:58:17 GMT https://community.cloudera.com/t5/Support-Questions/Zookeeper-not-starting/m-p/288829#M213886 Shelton 2020-01-31T13:58:17Z