question Re: ERROR [main] master.HMasterCommandLine: Master exiting java.lang.RuntimeException: Failed construction of Master: class org.apache.hadoop.hbase.master.HMaster in Support Questions https://community.cloudera.com/t5/Support-Questions/ERROR-main-master-HMasterCommandLine-Master-exiting-java/m-p/172574#M134863 <P>this is resolved.</P><P>after checking /var/log/ambari-metrics-collector/hbase-ams-master-XXXX.log</P><P>found</P><P>Caused by: javax.security.auth.login.LoginException: Unable to obtain password from user.</P><P>checked keytabs files under /etc/security/keytabs/ams-hbase.master.keytab</P><P>after klist to this keytab came to know that its has invalid entry for hosts.</P><P>klist -ekt ams-hbase.master.keytab</P><P>Keytab name: FILE:ams-hbase.master.keytab </P><P>KVNO Timestamp Principal ---- ----------------- -------------------------------------------------------- 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac) 2 07/13/16 11:11:54 kmsusr@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 2 07/13/16 11:11:54 kmsusr@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 2 07/13/16 11:11:54 kmsusr@EXAMPLE.COM (des3-cbc-sha1) 2 07/13/16 11:11:54 kmsusr@EXAMPLE.COM (arcfour-hmac) 3 07/13/16 11:14:14 kmsusr@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 3 07/13/16 11:14:14 kmsusr@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 3 07/13/16 11:14:14 kmsusr@EXAMPLE.COM (des3-cbc-sha1) 3 07/13/16 11:14:14 kmsusr@EXAMPLE.COM (arcfour-hmac) 4 07/13/16 11:15:46 kmsusr@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 4 07/13/16 11:15:46 kmsusr@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 4 07/13/16 11:15:46 kmsusr@EXAMPLE.COM (des3-cbc-sha1) 4 07/13/16 11:15:46 kmsusr@EXAMPLE.COM (arcfour-hmac) 2 09/21/16 11:11:23 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 2 09/21/16 11:11:23 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 2 09/21/16 11:11:23 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 2 09/21/16 11:11:23 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac) 3 09/21/16 11:13:40 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 3 09/21/16 11:13:40 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 3 09/21/16 11:13:40 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 3 09/21/16 11:13:40 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac) 4 09/21/16 11:15:07 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 4 09/21/16 11:15:07 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 4 09/21/16 11:15:07 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 4 09/21/16 11:15:07 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac)</P><P>so deleted that keytab file and generated new keytab with valid entries and placed on the metrics-collector host under /etc/security/keytabs</P><P>restarted metrics-collector service the service started.</P> Wed, 28 Sep 2016 18:11:47 GMT balay80 2016-09-28T18:11:47Z ERROR [main] master.HMasterCommandLine: Master exiting java.lang.RuntimeException: Failed construction of Master: class org.apache.hadoop.hbase.master.HMaster https://community.cloudera.com/t5/Support-Questions/ERROR-main-master-HMasterCommandLine-Master-exiting-java/m-p/172573#M134862 <P>Recently we had moved ambari-server to other host. cluster is kerberized.</P><P>metrics collector service dies after sometime with below error in ambari-metrics-collector.log</P><P>ERROR [main] master.HMasterCommandLine: Master exiting java.lang.RuntimeException: Failed construction of Master: class org.apache.hadoop.hbase.master.HMaster </P> Wed, 28 Sep 2016 13:35:56 GMT https://community.cloudera.com/t5/Support-Questions/ERROR-main-master-HMasterCommandLine-Master-exiting-java/m-p/172573#M134862 balay80 2016-09-28T13:35:56Z Re: ERROR [main] master.HMasterCommandLine: Master exiting java.lang.RuntimeException: Failed construction of Master: class org.apache.hadoop.hbase.master.HMaster https://community.cloudera.com/t5/Support-Questions/ERROR-main-master-HMasterCommandLine-Master-exiting-java/m-p/172574#M134863 <P>this is resolved.</P><P>after checking /var/log/ambari-metrics-collector/hbase-ams-master-XXXX.log</P><P>found</P><P>Caused by: javax.security.auth.login.LoginException: Unable to obtain password from user.</P><P>checked keytabs files under /etc/security/keytabs/ams-hbase.master.keytab</P><P>after klist to this keytab came to know that its has invalid entry for hosts.</P><P>klist -ekt ams-hbase.master.keytab</P><P>Keytab name: FILE:ams-hbase.master.keytab </P><P>KVNO Timestamp Principal ---- ----------------- -------------------------------------------------------- 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 2 07/04/16 03:09:57 host/kdchost1.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac) 2 07/13/16 11:11:54 kmsusr@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 2 07/13/16 11:11:54 kmsusr@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 2 07/13/16 11:11:54 kmsusr@EXAMPLE.COM (des3-cbc-sha1) 2 07/13/16 11:11:54 kmsusr@EXAMPLE.COM (arcfour-hmac) 3 07/13/16 11:14:14 kmsusr@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 3 07/13/16 11:14:14 kmsusr@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 3 07/13/16 11:14:14 kmsusr@EXAMPLE.COM (des3-cbc-sha1) 3 07/13/16 11:14:14 kmsusr@EXAMPLE.COM (arcfour-hmac) 4 07/13/16 11:15:46 kmsusr@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 4 07/13/16 11:15:46 kmsusr@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 4 07/13/16 11:15:46 kmsusr@EXAMPLE.COM (des3-cbc-sha1) 4 07/13/16 11:15:46 kmsusr@EXAMPLE.COM (arcfour-hmac) 2 09/21/16 11:11:23 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 2 09/21/16 11:11:23 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 2 09/21/16 11:11:23 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 2 09/21/16 11:11:23 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac) 3 09/21/16 11:13:40 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 3 09/21/16 11:13:40 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 3 09/21/16 11:13:40 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 3 09/21/16 11:13:40 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac) 4 09/21/16 11:15:07 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes256-cts-hmac-sha1-96) 4 09/21/16 11:15:07 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (aes128-cts-hmac-sha1-96) 4 09/21/16 11:15:07 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (des3-cbc-sha1) 4 09/21/16 11:15:07 amshbase/edgenode.EXAMPLE.COM@EXAMPLE.COM (arcfour-hmac)</P><P>so deleted that keytab file and generated new keytab with valid entries and placed on the metrics-collector host under /etc/security/keytabs</P><P>restarted metrics-collector service the service started.</P> Wed, 28 Sep 2016 18:11:47 GMT https://community.cloudera.com/t5/Support-Questions/ERROR-main-master-HMasterCommandLine-Master-exiting-java/m-p/172574#M134863 balay80 2016-09-28T18:11:47Z