How To Fix SDBALM176 - High proportion of OMS history data in the data cache (&1&3 > &2&3)

SAP Error Message - Details

• Message type: E = Error

• Message class: SDBALM - SAP DB and liveCache Alert Monitoring

• Message number: 176

• Message text: High proportion of OMS history data in the data cache (&1&3 > &2&3)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDBALM176 - High proportion of OMS history data in the data cache (&1&3 > &2&3) ?

  The SAP error message SDBALM176 indicates that there is a high proportion of Online Transaction Processing (OLTP) history data in the data cache, which can lead to performance issues. This message typically arises in the context of the SAP database and its management of data caches.
  Cause:
  The error message is triggered when the amount of history data in the data cache exceeds a certain threshold. This can happen due to several reasons:
  
  High Volume of Historical Data: If your system has accumulated a large amount of historical data, it may occupy a significant portion of the data cache.
  Insufficient Cache Size: The data cache may not be sized appropriately to handle the volume of data being processed, leading to an overflow of historical data.
  Inefficient Data Management: Poor data management practices, such as not archiving old data or not purging unnecessary historical records, can contribute to this issue.
  
  Solution:
  To resolve the SDBALM176 error, consider the following steps:
  
  
  Increase Cache Size: If feasible, increase the size of the data cache to accommodate more data. This can be done through the SAP system configuration settings.
  
  
  Archive Historical Data: Implement data archiving strategies to move old and unnecessary historical data out of the active database. This can help free up space in the data cache.
  
  
  Purge Unused Data: Review and purge any data that is no longer needed. This can include old transaction logs or records that are not required for reporting or compliance.
  
  
  Monitor Data Cache Usage: Regularly monitor the data cache usage to identify trends and potential issues before they become critical. Use transaction codes like DB02 or DBACOCKPIT to analyze database performance and cache usage.
  
  
  Adjust Data Management Policies: Review and adjust your data management policies to ensure that historical data is managed effectively. This may include setting up regular archiving jobs or implementing data retention policies.
  
  
  Consult SAP Documentation: Refer to SAP's official documentation or support notes for specific recommendations related to your version of SAP and the database you are using.
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SDBAL to monitor and manage database balance and cache settings.
  Database Performance: Regularly check database performance metrics to ensure that the system is running optimally.
  SAP Notes: Look for relevant SAP Notes that may provide additional insights or patches related to this error message.
  
  By following these steps, you should be able to address the SDBALM176 error and improve the performance of your SAP system.