1.not all the service can't start 2.I have setup the "sudore" permission properly for every ambari-agent as well as mentioned in "ambari_agent_for_non-root.html" 3.zookeeper can start 4. Start DN error logs bellow stderr: /var/lib/ambari-agent/data/errors-3731.txt Traceback (most recent call last): File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/datanode.py", line 174, in <module> DataNode().execute() File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 280, in execute method(env) File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 720, in restart self.start(env, upgrade_type=upgrade_type) File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/datanode.py", line 61, in start datanode(action="start") File "/usr/lib/python2.6/site-packages/ambari_commons/os_family_impl.py", line 89, in thunk return fn(*args, **kwargs) File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/hdfs_datanode.py", line 68, in datanode create_log_dir=True File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/utils.py", line 269, in service Execute(daemon_cmd, not_if=process_id_exists_command, environment=hadoop_env_exports) File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 155, in __init__ self.env.run() File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 160, in run self.run_action(resource, action) File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 124, in run_action provider_action() File "/usr/lib/python2.6/site-packages/resource_management/core/providers/system.py", line 273, in action_run tries=self.resource.tries, try_sleep=self.resource.try_sleep) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 70, in inner result = function(command, **kwargs) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 92, in checked_call tries=tries, try_sleep=try_sleep) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 140, in _call_wrapper result = _call(command, **kwargs_copy) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 293, in _call raise ExecutionFailed(err_msg, code, out, err) resource_management.core.exceptions.ExecutionFailed: Execution of 'ambari-sudo.sh su hdfs -l -s /bin/bash -c 'ulimit -c unlimited ; /usr/hdp/current/hadoop-client/sbin/hadoop-daemon.sh --config /usr/hdp/current/hadoop-client/conf start datanode'' returned 1. starting datanode, logging to /var/log/hadoop/hdfs/hadoop-hdfs-datanode-hadoop-namenode-1.out stdout: /var/lib/ambari-agent/data/output-3731.txt 2017-03-28 15:59:11,350 - The hadoop conf dir /usr/hdp/current/hadoop-client/conf exists, will call conf-select on it for version 2.4.0.0-169 2017-03-28 15:59:11,352 - Checking if need to create versioned ... View more

yes ,i change user to ambari , the error gone. but another quesion occured hadoop's datanode and NameNode can't be start . resource_management.core.exceptions.ExecutionFailed: Execution of 'ambari-sudo.sh su hdfs -l -s /bin/bash -c 'ulimit -c unlimited ; /usr/hdp/current/hadoop-client/sbin/hadoop-daemon.sh --config ... View more

Thanks @Jay SenSharma @Robert Levas ，i find the reason when click Regenerate Keytab, a web page pop, Principle and password needed . but some time it pop up,some time nothing。i will find why . ... View more

yes, it happened every time when click 'Regenreate Keytab'. the Ambari version is 2.4.2.0-136 ... View more

1. ambari is running as ambari i think the reason is "STDERR: kadmin: Cannot read password while initializing kadmin interface" but when i run kadmin at another host（not kdc server) , i can connect the kdc server like this（input kadmin password） . they are all same with kdc's. maybe the ambari-server read password from error config ?? ... View more

thanks Jay very much! i works ;what's the reason of this error ... View more

so many rows in tables, last version in 'clusterconfigmapping ' table mysql>select * from clusterconfig WHERE type_name in ('kerberos-env', 'krb5-conf'); | 1059 | version1490153129291 | 41 | krb5-conf | 2 | 5 | {"domains":"","manage_krb5_conf":"false","conf_dir":"/etc","content":" ***** | 1490153128147 | ******* 82 rows in set (0.02 sec) mysql> select * from clusterconfigmapping WHERE type_name in ('kerberos-env', 'krb5-conf'); +--------------+------------------+------------+----------+----------------------+-----------+ | type_name | create_timestamp | cluster_id | selected | version_tag | user_name | +--------------+------------------+------------+----------+----------------------+-----------+ | krb5-conf | 1490153128175 | 2 | 0 | version1490153129291 | admin | +--------------+------------------+------------+----------+----------------------+-----------+ mysql> select ccm.type_name, ccm.version_tag, ccm.selected, cc.version_tag from clusterconfigmapping ccm left join clusterconfig cc on ccm.version_tag = cc.version_tag where ccm.selected = 1 and cc.version_tag is NULL; Empty set (0.00 sec) should i change table 'clusterconfigmapping' ,the column 'selected=1' like this update clusterconfigmapping set select=1 where version_tag='version1490153129291'and type_name='krb5-conf' ... View more