How To Fix CSM_VMC031 - Consumption of Extended Global Memory

SAP Error Message - Details

• Message type: E = Error

• Message class: CSM_VMC - Messages for VM Container Monitoring

• Message number: 031

• Message text: Consumption of Extended Global Memory

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CSM_VMC031 - Consumption of Extended Global Memory ?

  The SAP error message CSM_VMC031, which indicates "Consumption of Extended Global Memory," typically arises when the system is running low on memory resources, particularly in the context of the SAP Java Virtual Machine (JVM). This can occur in various scenarios, such as when processing large datasets, running memory-intensive applications, or when the system configuration does not allocate sufficient memory for the Java stack.
  Causes:
  
  Insufficient Memory Allocation: The JVM may not have enough memory allocated to handle the current workload.
  Memory Leaks: Applications or processes that do not release memory properly can lead to increased memory consumption over time.
  High Load: A sudden increase in user activity or data processing can spike memory usage.
  Configuration Issues: Incorrect settings in the SAP system configuration can lead to inefficient memory usage.
  
  Solutions:
  
  
  Increase JVM Memory Allocation:
  
  Adjust the JVM parameters to allocate more memory. This can be done by modifying the JAVA_OPTS or SAP_JAVA_OPTIONS settings in the SAP system configuration.
  For example, you can increase the -Xmx parameter to allow for more maximum heap size.
  
  
  
  Monitor and Optimize Memory Usage:
  
  Use monitoring tools to analyze memory usage patterns and identify potential memory leaks.
  Optimize the application code to ensure that memory is being used efficiently.
  
  
  
  Review and Optimize Configuration:
  
  Check the configuration settings for the SAP system and ensure they are optimized for your workload.
  Consider adjusting parameters related to garbage collection and memory management.
  
  
  
  Scale Resources:
  
  If the system consistently runs out of memory, consider scaling up the hardware resources (e.g., adding more RAM) or scaling out by distributing the load across additional application servers.
  
  
  
  Regular Maintenance:
  
  Perform regular maintenance tasks, such as clearing caches and optimizing database performance, to reduce memory consumption.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to memory management and performance tuning for specific recommendations and best practices.
  Monitoring Tools: Utilize SAP Solution Manager or other monitoring tools to keep track of memory usage and performance metrics.
  Documentation: Refer to the official SAP documentation for guidelines on configuring JVM parameters and memory management.
  
  If the issue persists after trying these solutions, it may be beneficial to consult with SAP support or a technical expert who can provide more tailored assistance based on your specific system configuration and usage patterns.