Datanode is not staying up on any node of the cluster. I have a seven node cluster with 4 datanodes. What's going on ? Below is what I see when I perform a HDFS check
Traceback (most recent call last):
File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/service_check.py", line 146, in <module>
HdfsServiceCheck().execute()
File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 219, in execute
method(env)
File "/var/lib/ambari-agent/cache/common-services/HDFS/2.1.0.2.0/package/scripts/service_check.py", line 67, in service_check
action="create_on_execute"
File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 154, in __init__
self.env.run()
File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 158, in run
self.run_action(resource, action)
File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 121, in run_action
provider_action()
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 402, in action_create_on_execute
self.action_delayed("create")
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 399, 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 255, in action_delayed
self._create_resource()
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 269, in _create_resource
self._create_file(self.main_resource.resource.target, source=self.main_resource.resource.source, mode=self.mode)
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 322, in _create_file
self.util.run_command(target, 'CREATE', method='PUT', overwrite=True, assertable_result=False, file_to_put=source, **kwargs)
File "/usr/lib/python2.6/site-packages/resource_management/libraries/providers/hdfs_resource.py", line 210, in run_command
raise Fail(err_msg)
resource_management.core.exceptions.Fail: Execution of 'curl -sS -L -w '%{http_code}' -X PUT -T /etc/passwd 'http://hdp-m.asotc:50070/webhdfs/v1/tmp/id000a1902_date422016?op=CREATE&user.name=hdfs&overwrite=True'' returned status_code=403.
{
"RemoteException": {
"exception": "IOException",
"javaClassName": "java.io.IOException",
"message": "Failed to find datanode, suggest to check cluster health."
}
}
