How To Fix CSM_VMC036 - Maximum memory consumption per VM

SAP Error Message - Details

• Message type: E = Error

• Message class: CSM_VMC - Messages for VM Container Monitoring

• Message number: 036

• Message text: Maximum memory consumption per VM

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_VMC036 - Maximum memory consumption per VM ?

  The SAP error message CSM_VMC036, which indicates "Maximum memory consumption per VM," typically arises in the context of SAP Cloud Platform or SAP HANA environments. This error occurs when a virtual machine (VM) exceeds the maximum memory limit allocated to it. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Memory Limit Exceeded: Each VM has a predefined memory limit set by the system administrator or the cloud service provider. When the application running on the VM tries to consume more memory than allocated, this error is triggered.
  Resource Intensive Operations: Certain operations, such as large data processing tasks, complex queries, or inefficient coding practices, can lead to excessive memory usage.
  Memory Leaks: Applications that do not properly manage memory can lead to gradual increases in memory consumption, eventually hitting the limit.
  Configuration Issues: Incorrect configuration settings for the application or the VM can lead to inefficient memory usage.
  
  Solutions:
  
  
  Increase Memory Allocation:
  
  If possible, increase the memory limit for the VM through the cloud provider's management console or by adjusting the configuration settings in your SAP environment.
  
  
  
  Optimize Application Code:
  
  Review and optimize the application code to ensure efficient memory usage. This may involve optimizing algorithms, reducing data load, or using more efficient data structures.
  
  
  
  Monitor Memory Usage:
  
  Use monitoring tools to track memory usage over time. This can help identify memory spikes and patterns that lead to the error.
  Tools like SAP Solution Manager or third-party monitoring solutions can be useful.
  
  
  
  Implement Garbage Collection:
  
  If using Java or similar environments, ensure that garbage collection is properly configured to free up unused memory.
  
  
  
  Scale Out:
  
  If the application consistently requires more memory than a single VM can provide, consider scaling out by distributing the load across multiple VMs.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings for the application and the VM to ensure they are optimized for the workload.
  
  
  
  Related Information:
  
  SAP Notes and Documentation: Check SAP Notes for any specific guidance or patches related to memory management in your version of SAP.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have faced similar issues.
  Performance Tuning: Consider performance tuning best practices for SAP applications, which can help in managing memory consumption effectively.
  
  Conclusion:
  Addressing the CSM_VMC036 error involves a combination of increasing memory limits, optimizing application performance, and monitoring resource usage. By taking a proactive approach to memory management, you can mitigate the risk of encountering this error in the future.