How To Fix CSM_VMC046 - Size of Memory Used from the Shared Pool

SAP Error Message - Details

• Message type: E = Error

• Message class: CSM_VMC - Messages for VM Container Monitoring

• Message number: 046

• Message text: Size of Memory Used from the Shared Pool

System Response

Current fill level of the shared memory of the VM Container (as a
percentage).
For information about the VMC memory types see the online documentation
under <DS:KENO.001560AA0E081DEB91E241270609CAF7>Memory Management in the
VM Container</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CSM_VMC046 - Size of Memory Used from the Shared Pool ?

  The SAP error message CSM_VMC046, which indicates an issue with the size of memory used from the shared pool, typically relates to memory management within the SAP system, particularly in the context of the SAP Memory Management (CSM) component. This error can arise due to various reasons, including insufficient memory allocation, memory leaks, or improper configuration of the shared memory settings.
  Causes:
  
  Insufficient Memory Allocation: The shared memory pool may not have enough memory allocated to handle the current workload, leading to this error.
  Memory Leaks: Applications or processes that do not release memory properly can lead to exhaustion of the shared memory pool.
  Configuration Issues: Incorrect settings in the SAP profile parameters related to memory management can cause this error.
  High Load: A sudden increase in user load or background jobs can lead to excessive memory consumption.
  
  Solutions:
  
  
  Increase Shared Memory Allocation:
  
  Review and increase the parameters related to shared memory in the SAP profile (e.g., abap/heap_area_total, abap/heap_area_dia, abap/heap_area_nondia).
  Use transaction RZ10 to modify the profile parameters and restart the system for changes to take effect.
  
  
  
  Monitor Memory Usage:
  
  Use transaction SM04 to monitor user sessions and their memory consumption.
  Use transaction ST02 to check for memory bottlenecks and analyze the memory usage in the shared pool.
  
  
  
  Check for Memory Leaks:
  
  Analyze the code for potential memory leaks, especially in custom developments or third-party add-ons.
  Use transaction SE30 (Runtime Analysis) or SAT (SAP Application Trace) to identify long-running processes or memory-intensive operations.
  
  
  
  Adjust Workload:
  
  If the system is under heavy load, consider scheduling background jobs during off-peak hours or optimizing existing processes to reduce memory consumption.
  
  
  
  System Restart:
  
  In some cases, a system restart may help clear up memory issues temporarily, but it is not a long-term solution.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches and updates.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM04: User Overview
  ST02: Tune Summary
  RZ10: Profile Maintenance
  SE30: Runtime Analysis
  SAT: SAP Application Trace
  
  
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on memory management and configuration settings.
  
  
  SAP Community: Engage with the SAP Community forums for insights and experiences from other users who may have encountered similar issues.
  
  
  By following these steps, you should be able to diagnose and resolve the CSM_VMC046 error effectively. If the problem persists, consider reaching out to SAP support for further assistance.