How To Fix DB10018 - Self-monitoring of the database monitor

SAP Error Message - Details

• Message type: E = Error

• Message class: DB10 - Database Monitor: messages

• Message number: 018

• Message text: Self-monitoring of the database monitor

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DB10018 - Self-monitoring of the database monitor ?

  The SAP error message DB10018, which refers to "Self-monitoring of the database monitor," typically indicates an issue with the database monitoring functionality within the SAP system. This error can arise due to various reasons, including configuration issues, connectivity problems, or performance bottlenecks.
  Cause:
  
  Database Connectivity Issues: The SAP system may be unable to connect to the database due to network issues, incorrect configuration, or database server downtime.
  Configuration Errors: Incorrect settings in the database configuration or the SAP system can lead to monitoring failures.
  Performance Bottlenecks: High load on the database or insufficient resources (CPU, memory, disk I/O) can cause the monitoring process to fail.
  Database Version Compatibility: The version of the database may not be fully compatible with the version of the SAP system being used.
  Insufficient Permissions: The user account used for monitoring may not have the necessary permissions to access the database.
  
  Solution:
  
  
  Check Database Connectivity:
  
  Verify that the database server is up and running.
  Check network connectivity between the SAP application server and the database server.
  Ensure that the database listener is active and configured correctly.
  
  
  
  Review Configuration Settings:
  
  Check the database connection parameters in the SAP system (e.g., DB connection settings in the instance profile).
  Ensure that the database monitoring settings are correctly configured in the SAP system.
  
  
  
  Monitor Database Performance:
  
  Use database monitoring tools to check for performance issues.
  Look for high CPU usage, memory consumption, or disk I/O bottlenecks on the database server.
  Consider optimizing database queries or increasing resources if necessary.
  
  
  
  Check User Permissions:
  
  Ensure that the user account used for monitoring has the necessary permissions to access the database and perform monitoring tasks.
  
  
  
  Review SAP Notes and Documentation:
  
  Check the SAP Support Portal for any relevant SAP Notes that address this specific error message.
  Review the documentation for your specific database and SAP version for any known issues or configuration guidelines.
  
  
  
  Restart Monitoring Services:
  
  If the issue persists, consider restarting the database monitoring services or the SAP application server.
  
  
  
  Related Information:
  
  SAP Notes: Search for specific SAP Notes related to DB10018 for any patches or updates that may resolve the issue.
  Database Documentation: Refer to the documentation for your specific database (e.g., Oracle, SQL Server, HANA) for best practices on monitoring and performance tuning.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem continues after trying the above solutions, it may be necessary to involve your database administrator or SAP support for further investigation.