How To Fix VIRT232 - 16GB Page Pool

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 232

• Message text: 16GB Page Pool

What causes this issue?

Denotes the amount of real memory reserved for 16GB pages.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VIRT232 - 16GB Page Pool ?

  The SAP error message VIRT232 indicates that the system has reached the limit of the virtual memory page pool, specifically when it is set to 16GB. This can occur in environments where the SAP system is configured to use a large amount of memory, and the page pool is not adequately sized to handle the workload.
  Cause:
  
  Memory Configuration: The SAP system may be configured to use more memory than what is available in the page pool.
  High Workload: An increase in the number of users or processes can lead to higher memory consumption, causing the page pool to fill up.
  Inefficient Memory Management: Poorly optimized programs or transactions that consume excessive memory can lead to this error.
  System Limits: The operating system or database may have limits on the amount of memory that can be allocated.
  
  Solution:
  
  
  Increase Page Pool Size: 
  
  If possible, increase the size of the virtual memory page pool. This can typically be done in the SAP kernel parameters or the operating system settings.
  For example, you can adjust the vm.max_map_count or similar parameters depending on your operating system.
  
  
  
  Optimize Memory Usage:
  
  Review and optimize the ABAP programs and transactions that are consuming excessive memory.
  Use transaction ST02 (Tune Summary) to analyze memory usage and identify any bottlenecks.
  
  
  
  Adjust SAP Profile Parameters:
  
  Check and adjust the SAP profile parameters related to memory management, such as abap/heap_area_dia, abap/heap_area_nondia, and rdisp/PG_MAXFS.
  Ensure that the parameters are set according to the available system resources.
  
  
  
  Monitor System Performance:
  
  Use transaction ST03N to monitor workload and performance metrics. This can help identify peak usage times and potential areas for optimization.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  
  System Upgrade:
  
  If the system is consistently hitting memory limits, consider upgrading the hardware or moving to a more capable environment that can handle the workload.
  
  
  
  Related Information:
  
  SAP Kernel Version: Ensure that you are using a supported and up-to-date version of the SAP kernel, as newer versions may have improved memory management features.
  Operating System Configuration: Review the operating system's memory management settings to ensure they are optimized for SAP workloads.
  SAP Community and Forums: Engage with the SAP community or forums for additional insights and shared experiences from other users who may have encountered similar issues.
  
  By following these steps, you should be able to address the VIRT232 error and improve the overall memory management of your SAP system.