How To Fix SDBALM125 - Cache accesses (successful) - for calculation of the access hitrates

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 125

• Message text: Cache accesses (successful) - for calculation of the access hitrates

Data Collector
<ZH>Collector B</>
(RZ20 -> SAP CCMS Technical Experts Monitors -> All Monitoring Contexts
,,-> <Name of the database connection> -> Collectors and Internals
-> Collectors -> Collector B)

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Preset runtime interval Collector B: 15 minutes

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SDBALM125 - Cache accesses (successful) - for calculation of the access hitrates ?

  The SAP error message SDBALM125 indicates that there is an issue related to the cache accesses in the SAP system, specifically concerning the calculation of access hit rates. This message is typically associated with the SAP database performance monitoring and can arise in the context of database performance tuning and optimization.
  Cause:
  The error message SDBALM125 is generally triggered when the system is unable to retrieve or calculate the hit rates for cache accesses. This can occur due to several reasons, including:
  
  
  Insufficient Data: The system may not have enough data to calculate the hit rates accurately. This can happen if the cache has not been used extensively or if the monitoring data has not been collected properly.
  
  
  Configuration Issues: There may be misconfigurations in the database or in the SAP system settings that prevent the proper collection of cache access statistics.
  
  
  Database Performance Issues: If the database is experiencing performance issues, it may not be able to provide the necessary statistics for cache accesses.
  
  
  Monitoring Tools: The monitoring tools or transactions used to check the cache statistics may not be functioning correctly or may not be set up properly.
  
  
  Solution:
  To resolve the SDBALM125 error, you can take the following steps:
  
  
  Check Configuration: Review the configuration settings for the database and the SAP system to ensure that they are set up correctly for monitoring cache accesses. This includes checking parameters related to caching and performance monitoring.
  
  
  Collect More Data: If the cache has not been used extensively, consider running transactions that utilize the cache more frequently to gather sufficient data for hit rate calculations.
  
  
  Database Performance Tuning: Investigate the performance of the database. Look for any bottlenecks or issues that may be affecting its ability to provide cache access statistics. This may involve analyzing database logs, checking for locks, or optimizing queries.
  
  
  Use Alternative Monitoring Tools: If the standard monitoring tools are not providing the necessary information, consider using alternative tools or transactions to gather cache statistics. Tools like SAP Solution Manager or third-party database monitoring solutions may provide more insights.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that can resolve the issue.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They can provide more specific guidance based on your system configuration and version.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ST02 (Buffer Monitor) and ST04 (Database Performance Monitor) to analyze cache performance and access statistics.
  SAP Documentation: Review SAP documentation related to database performance tuning and cache management for best practices and recommendations.
  Performance Monitoring: Regularly monitor database performance and cache usage to proactively identify and resolve issues before they lead to error messages.
  
  By following these steps, you should be able to address the SDBALM125 error and improve the performance of your SAP system regarding cache accesses.