[HDFS-15673] Cannot set priority of datanode process 6667

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Invalid
• Component/s: 3.1.1

Environment

ambari 2.7.4.0 HDP-3.1.4.0 hadoop3.1.1

• Assignee: Unassigned
• Reporter: chenxiaoyong
• Created: 07/Nov/20 04:02
• Updated: 07/Nov/20 11:29
• Resolved: 07/Nov/20 11:29

Description

ambari 2.7.4.0 HDP-3.1.4.0 hadoop3.1.1

When I start datanode by ambari,4 datanode start success,1 datanode start failed

stderr:   /var/lib/ambari-agent/data/errors-909.txt
Traceback (most recent call last):
  File "/var/lib/ambari-agent/cache/stacks/HDP/3.0/services/HDFS/package/scripts/datanode.py", line 126, in <module>
    DataNode().execute()
  File "/usr/lib/ambari-agent/lib/resource_management/libraries/script/script.py", line 352, in execute
    method(env)
  File "/var/lib/ambari-agent/cache/stacks/HDP/3.0/services/HDFS/package/scripts/datanode.py", line 68, in start
    datanode(action="start")
  File "/usr/lib/ambari-agent/lib/ambari_commons/os_family_impl.py", line 89, in thunk
    return fn(*args, **kwargs)
  File "/var/lib/ambari-agent/cache/stacks/HDP/3.0/services/HDFS/package/scripts/hdfs_datanode.py", line 71, in datanode
    create_log_dir=True
  File "/var/lib/ambari-agent/cache/stacks/HDP/3.0/services/HDFS/package/scripts/utils.py", line 261, in service
    Execute(daemon_cmd, not_if=process_id_exists_command, environment=hadoop_env_exports)
  File "/usr/lib/ambari-agent/lib/resource_management/core/base.py", line 166, in __init__
    self.env.run()
  File "/usr/lib/ambari-agent/lib/resource_management/core/environment.py", line 160, in run
    self.run_action(resource, action)
  File "/usr/lib/ambari-agent/lib/resource_management/core/environment.py", line 124, in run_action
    provider_action()
  File "/usr/lib/ambari-agent/lib/resource_management/core/providers/system.py", line 263, in action_run
    returns=self.resource.returns)
  File "/usr/lib/ambari-agent/lib/resource_management/core/shell.py", line 72, in inner
    result = function(command, **kwargs)
  File "/usr/lib/ambari-agent/lib/resource_management/core/shell.py", line 102, in checked_call
    tries=tries, try_sleep=try_sleep, timeout_kill_strategy=timeout_kill_strategy, returns=returns)
  File "/usr/lib/ambari-agent/lib/resource_management/core/shell.py", line 150, in _call_wrapper
    result = _call(command, **kwargs_copy)
  File "/usr/lib/ambari-agent/lib/resource_management/core/shell.py", line 314, 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/3.1.4.0-315/hadoop/bin/hdfs --config /usr/hdp/3.1.4.0-315/hadoop/conf --daemon start datanode'' returned 1. ERROR: Cannot set priority of datanode process 31009