How To Fix HDBCK002 - Check for the availability of the statistics server

SAP Error Message - Details

• Message type: E = Error

• Message class: HDBCK - HDB: System Check Messages

• Message number: 002

• Message text: Check for the availability of the statistics server

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message HDBCK002 - Check for the availability of the statistics server ?

  The SAP error message HDBCK002 indicates that there is an issue with the availability of the statistics server in the SAP HANA environment. This error typically arises when the system is unable to connect to or communicate with the statistics server, which is responsible for collecting and providing performance metrics and statistics for the HANA database.
  Causes of HDBCK002
  
  Statistics Server Not Running: The statistics server may not be started or may have crashed.
  Network Issues: There could be network connectivity problems between the application server and the statistics server.
  Configuration Issues: Incorrect configuration settings in the SAP HANA system can lead to the statistics server being unreachable.
  Resource Constraints: The server may be under heavy load or may not have enough resources (CPU, memory) to run the statistics server effectively.
  Firewall Settings: Firewall rules may be blocking the communication between the application server and the statistics server.
  
  Solutions for HDBCK002
  
  
  Check Statistics Server Status:
  
  Use the SAP HANA Studio or HANA Cockpit to check if the statistics server is running. If it is not, start the service.
  
  
  
  Restart the Statistics Server:
  
  If the statistics server is running but still causing issues, try restarting it. This can often resolve temporary glitches.
  
  
  
  Verify Network Connectivity:
  
  Ensure that there are no network issues preventing communication between the application server and the statistics server. You can use tools like ping or telnet to test connectivity.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings in the HANA system to ensure that the statistics server is correctly configured. Look for any misconfigurations in the global.ini or hdbuserstore settings.
  
  
  
  Check Resource Utilization:
  
  Monitor the resource utilization on the server where the statistics server is running. If the server is under heavy load, consider optimizing performance or scaling resources.
  
  
  
  Firewall and Security Settings:
  
  Review firewall settings to ensure that the necessary ports for the statistics server are open and not being blocked.
  
  
  
  Logs and Traces:
  
  Check the logs for any error messages or warnings that could provide more context about the issue. The logs can often be found in the HANA installation directory.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information
  
  SAP HANA Documentation: Refer to the official SAP HANA documentation for detailed information on the statistics server and its configuration.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the HDBCK002 error related to the availability of the statistics server in your SAP HANA environment.