we cant start the App Timeline Server we get the following logs when we start the - App Timeline Server how to fix this isshue ? 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 <module>
ApplicationTimelineServer().execute()
File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 314, in execute
method(env)
File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 762, 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 "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 117, in locking_configure
original_configure(obj, *args, **kw)
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 555, in action_create_on_execute
self.action_delayed("create")
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 552, 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 288, in action_delayed
self._set_mode(self.target_status)
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 459, in _set_mode
self.util.run_command(self.main_resource.resource.target, 'SETPERMISSION', method='PUT', permission=self.mode, assertable_result=False)
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 199, in run_command
raise Fail(err_msg)
resource_management.core.exceptions.Fail: Execution of 'curl -sS -L -w '%{http_code}' -X PUT 'http://master01.sys65.com:50070/webhdfs/v1/ats/done?op=SETPERMISSION&user.name=hdfs&permission=755'' returned status_code=403.
{
"RemoteException": {
"exception": "RetriableException",
"javaClassName": "org.apache.hadoop.ipc.RetriableException",
"message": "org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot set permission for /ats/done. Name node is in safe mode.\nThe reported blocks 425 needs additional 6 blocks to reach the threshold 0.9900 of total blocks 435.\nThe number of live datanodes 3 has reached the minimum number 0. Safe mode will be turned off automatically once the thresholds have been reached."
}
}
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