How To Fix DB6520 - The DFT_MON_SORT switch is set

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6 - DB6: Alert Monitoring and Alert Configuration

• Message number: 520

• Message text: The DFT_MON_SORT switch is set

INCLUDE BC_DB6_OK OBJECT DOKU ID TX LANGUAGE EN

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DB6520 - The DFT_MON_SORT switch is set ?

  The SAP error message DB6520 indicates that the DFT_MON_SORT switch is set in the database, which can affect the performance of certain operations. This switch is related to the database monitoring and sorting behavior in SAP systems, particularly in the context of database performance tuning.
  Cause:
  The DFT_MON_SORT switch being set typically means that the database is configured to sort data in a certain way for monitoring purposes. This can lead to performance issues, especially if the sorting is not necessary for the operations being performed. The switch may have been enabled for specific monitoring or debugging tasks, but it can negatively impact the performance of database operations.
  Solution:
  To resolve the DB6520 error, you can take the following steps:
  
  
  Check the Current Setting: Use the database administration tools or SQL commands to check the current status of the DFT_MON_SORT switch.
  
  
  Disable the Switch: If the switch is not needed for your current operations, you can disable it. The method to do this will depend on the specific database you are using (e.g., Oracle, SQL Server, HANA, etc.). Generally, you would execute a command or use a configuration setting to turn off the switch.
  
  
  Consult Documentation: Refer to the specific database documentation for instructions on how to change the settings related to monitoring and sorting. Each database system has its own methods for managing such configurations.
  
  
  Test Performance: After disabling the switch, monitor the performance of your SAP system to ensure that the changes have had a positive effect.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates that may provide additional guidance or fixes related to this error.
  
  
  Related Information:
  
  Database Performance Tuning: Understanding how database settings affect performance is crucial. Regularly review and optimize database configurations based on the workload and usage patterns.
  SAP Basis Administration: Knowledge of SAP Basis administration can help in managing database settings effectively.
  Monitoring Tools: Utilize SAP monitoring tools to keep track of database performance and identify any other potential issues that may arise.
  
  If you continue to experience issues after following these steps, consider reaching out to SAP support or your database administrator for further assistance.