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      Help Center/ MapReduce Service/ Component Operation Guide (Normal)/ Using YARN/ Common Issues About Yarn
      Updated on 2025-07-18 GMT+08:00
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      Common Issues About Yarn

      • Why Mounted Directory for Container is Not Cleared After the Completion of the Job While Using CGroups?
      • Why the Job Fails with HDFS_DELEGATION_TOKEN Expired Exception?
      • Why Are Local Logs Not Deleted After YARN Is Restarted?
      • Why the Task Does Not Fail Even Though AppAttempts Restarts for More Than Two Times?
      • Why Is an Application Moved Back to the Original Queue After ResourceManager Restarts?
      • Why Does Yarn Not Release the Blacklist Even All Nodes Are Added to the Blacklist?
      • Why Does the Switchover of ResourceManager Occur Continuously?
      • Why Does a New Application Fail If a NodeManager Has Been in Unhealthy Status for 10 Minutes?
      • Why Does an Error Occur When I Query the application ID of a Completed or Non-existing Application Using the RESTful APIs?
      • Why May A Single NodeManager Fault Cause MapReduce Task Failures in the Superior Scheduling Mode?
      • Why Are Applications Suspended After They Are Moved From Lost_and_Found Queue to Another Queue?
      • How Do I Limit the Size of Application Diagnostic Messages Stored in the ZKstore?
      • Why Do Reduce Tasks Fail to Run in Some OSs After the Native Task Feature is Enabled?
      Parent topic: Using YARN

      Previous topic: Changing NodeManager Storage Directories

      Next topic: Why Mounted Directory for Container is Not Cleared After the Completion of the Job While Using CGroups?

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