stderr: /var/lib/ambari-agent/data/errors-1060.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 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 71, in inner result = function(command, **kwargs) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 93, in checked_call tries=tries, try_sleep=try_sleep) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 141, in _call_wrapper result = _call(command, **kwargs_copy) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 294, in _call raise Fail(err_msg) resource_management.core.exceptions.Fail: 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-slave2.ns2.com.out **YARN stderr: /var/lib/ambari-agent/data/errors-1066.txt Traceback (most recent call last): File "/var/lib/ambari-agent/cache/common-services/YARN/2.1.0.2.0/package/scripts/application_timeline_server.py", line 155, in ApplicationTimelineServer().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/YARN/2.1.0.2.0/package/scripts/application_timeline_server.py", line 44, in start self.configure(env) # FOR SECURITY File "/var/lib/ambari-agent/cache/common-services/YARN/2.1.0.2.0/package/scripts/application_timeline_server.py", line 55, in configure yarn(name='apptimelineserver') 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/YARN/2.1.0.2.0/package/scripts/yarn.py", line 337, in yarn mode=0755 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/libraries/providers/hdfs_resource.py", line 459, in action_create_on_execute self.action_delayed("create") File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 456, in action_delayed self.get_hdfs_resource_executor().action_delayed(action_name, self) File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 247, in action_delayed self._assert_valid() File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 231, in _assert_valid self.target_status = self._get_file_status(target) File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 292, in _get_file_status list_status = self.util.run_command(target, 'GETFILESTATUS', method='GET', ignore_status_codes=['404'], assertable_result=False) File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 179, in run_command _, out, err = get_user_call_output(cmd, user=self.run_user, logoutput=self.logoutput, quiet=False) File "/usr/lib/python2.6/site-packages/resource_management/libraries/functions/get_user_call_output.py", line 61, in get_user_call_output raise Fail(err_msg) resource_management.core.exceptions.Fail: Execution of 'curl -sS -L -w '%{http_code}' -X GET 'http://slave0.ns2.com:50070/webhdfs/v1/ats/done?op=GETFILESTATUS&user.name=hdfs' 1>/tmp/tmpHPcYZz 2>/tmp/tmp9pkGUn' returned 7. curl: (7) Failed to connect to slave0.ns2.com port 50070: Connection refused 000 stdout: /var/lib/ambari-agent/data/output-1066.txt