Unable to start the Name Node

Sambavi — Fri, 10 Aug 2018 02:03:03 GMT

Traceback (most recent call last): File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/namenode.py", line 361, in <module> NameNode().execute() File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 367, in execute method(env) File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/namenode.py", line 99, in start upgrade_suspended=params.upgrade_suspended, env=env) 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_namenode.py", line 175, in namenode create_log_dir=True   File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/utils.py", line 276, 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 166, 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 262, 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 72, in inner result = function(command, **kwargs) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 102, in checked_call tries=tries, try_sleep=try_sleep, timeout_kill_strategy=timeout_kill_strategy) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 150, in _call_wrapper result = _call(command, **kwargs_copy) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 303, 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/2.6.3.0-235/hadoop/sbin/hadoop-daemon.sh --config /usr/hdp/2.6.3.0-235/hadoop/conf start namenode'' returned 1. starting namenode, logging to /var/log/hadoop/hdfs/hadoop-hdfs-namenode-<URL>.out

I'm unable to start the name node and doesn't start. I see the following error in the stack trace

Traceback (most recent call last): File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/namenode.py", line 361, in <module> NameNode().execute() File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 367, in execute method(env) File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/namenode.py", line 99, in start upgrade_suspended=params.upgrade_suspended, env=env) 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_namenode.py", line 175, in namenode create_log_dir=True File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/utils.py", line 276, 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 166, 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 262, 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 72, in inner result = function(command, **kwargs) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 102, in checked_call tries=tries, try_sleep=try_sleep, timeout_kill_strategy=timeout_kill_strategy) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 150, in _call_wrapper result = _call(command, **kwargs_copy) File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 303, 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/2.6.3.0-235/hadoop/sbin/hadoop-daemon.sh --config /usr/hdp/2.6.3.0-235/hadoop/conf start namenode'' returned 1. starting namenode, logging to /var/log/hadoop/hdfs/hadoop-hdfs-namenode-<URL>.out

Active NameNode Started 3 alerts

ZKFailoverController Started No alerts

Standby NameNode Stopped 3 alerts

ZKFailoverController Started No alerts

DataNodes2/2 Started

DataNodes Status2 live / 0 dead / 0 decommissioning

JournalNodes3/3

JournalNodes Live

Can some one help me out on this.

Thanks!

Re: Unable to start the Name Node

apappu — Fri, 10 Aug 2018 02:18:50 GMT

@Sambasivam Subramanian

Can you please post that error stack in code block? Also check namenode logs to see if there is any errors.

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Unable to start the Name Node

Re: Unable to start the Name Node