How To Fix CCMS_AGENT029 - Memory utilization for local classes after a complete garbage collection

SAP Error Message - Details

• Message type: E = Error

• Message class: CCMS_AGENT -

• Message number: 029

• Message text: Memory utilization for local classes after a complete garbage collection

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CCMS_AGENT029 - Memory utilization for local classes after a complete garbage collection ?

  The SAP error message CCMS_AGENT029 indicates that the memory utilization for local classes in the SAP system is high even after a complete garbage collection. This can be a concern as it may affect the performance of the SAP system.
  Cause:
  
  Memory Leaks: The most common cause of this error is a memory leak in the application. This occurs when objects are no longer needed but are still referenced, preventing the garbage collector from reclaiming that memory.
  High Load: If the system is under heavy load, it may lead to increased memory usage as more objects are created and retained in memory.
  Inefficient Code: Poorly optimized code or inefficient algorithms can lead to excessive memory consumption.
  Configuration Issues: Incorrect configuration settings for the Java Virtual Machine (JVM) or the SAP system can also lead to high memory usage.
  
  Solution:
  
  Analyze Memory Usage: Use tools like the SAP Memory Inspector or the Java Heap Dump Analyzer to analyze memory usage and identify potential memory leaks.
  Optimize Code: Review and optimize the code to ensure that objects are being released when they are no longer needed. Look for patterns that may lead to memory retention.
  Increase Memory Allocation: If the application genuinely requires more memory due to its workload, consider increasing the memory allocation for the JVM.
  Monitor and Tune Garbage Collection: Adjust the garbage collection settings to optimize performance. This may involve tuning parameters such as heap size, garbage collection algorithms, and frequency.
  Update Software: Ensure that you are running the latest version of SAP and any relevant patches, as updates may contain fixes for memory-related issues.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on memory management.
  
  Related Information:
  
  SAP CCMS (Computing Center Management System): This is a monitoring tool that helps in managing and monitoring the SAP system landscape.
  Garbage Collection in Java: Understanding how garbage collection works in the Java environment can help in diagnosing memory issues. Familiarize yourself with different garbage collection algorithms and their impact on performance.
  Performance Monitoring: Regularly monitor the performance of your SAP system using CCMS or other monitoring tools to catch memory issues early.
  Documentation: Refer to SAP documentation for best practices on memory management and performance tuning.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage SAP support for further assistance.