https://community.cloudera.com/t5/Archives-of-Support-Questions/Master-failed-to-complete-initialization-after-900000ms/m-p/189370#M58977 <P>this issue is fixed. root cause is /etc/hosts on worker nodes. we had to add /etc/hosts to test another component and i did not follow the order , FQDN is not followed by ip. that was the reason RS freaked-out.</P> Mon, 10 Apr 2017 22:24:29 GMT chrsvarma 2017-04-10T22:24:29Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Master-failed-to-complete-initialization-after-900000ms/m-p/189368#M58975 <P>HMaster: Master failed to complete initialization after 900000ms. Please consider submitting a bug report including a thread dump of this process</P><P>I guess it got something to do with Zookeeper.</P><P>HDP 2.3.4</P> Wed, 05 Apr 2017 21:21:02 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Master-failed-to-complete-initialization-after-900000ms/m-p/189368#M58975 chrsvarma 2017-04-05T21:21:02Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Master-failed-to-complete-initialization-after-900000ms/m-p/189369#M58976 <P>Want to add some logs? A thread dump as the message instructs you to do? <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></P> Wed, 05 Apr 2017 21:35:24 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Master-failed-to-complete-initialization-after-900000ms/m-p/189369#M58976 elserj 2017-04-05T21:35:24Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Master-failed-to-complete-initialization-after-900000ms/m-p/189370#M58977 <P>this issue is fixed. root cause is /etc/hosts on worker nodes. we had to add /etc/hosts to test another component and i did not follow the order , FQDN is not followed by ip. that was the reason RS freaked-out.</P> Mon, 10 Apr 2017 22:24:29 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Master-failed-to-complete-initialization-after-900000ms/m-p/189370#M58977 chrsvarma 2017-04-10T22:24:29Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Master-failed-to-complete-initialization-after-900000ms/m-p/189371#M58978 <P>What changes you had to do in /etc/hosts file on RegionServer/Master?</P> Tue, 14 Aug 2018 13:28:49 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Master-failed-to-complete-initialization-after-900000ms/m-p/189371#M58978 akshayharale007 2018-08-14T13:28:49Z