How To Fix VIRT346 - Min. Storage Frames Available

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 346

• Message text: Min. Storage Frames Available

Min. Storage Frames Available
Average number of frames on the available frame queue during the range
period (Minimum value within the last collection interval).

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

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Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VIRT346 - Min. Storage Frames Available ?

  The SAP error message VIRT346, which states "Min. Storage Frames Available," typically indicates that the SAP system is running low on memory resources, specifically in terms of virtual memory or storage frames. This can occur in environments where the SAP application server is unable to allocate sufficient memory for its operations, leading to performance issues or system instability.
  Causes:
  
  Insufficient Memory Allocation: The SAP instance may not have enough memory allocated to it, either due to configuration settings or limitations of the underlying hardware.
  High Workload: A sudden increase in user activity or background jobs can lead to a spike in memory usage, exhausting available resources.
  Memory Leaks: Certain applications or processes may have memory leaks, causing them to consume more memory over time without releasing it.
  Configuration Issues: Incorrect settings in the SAP profile parameters related to memory management can lead to inefficient memory usage.
  Operating System Limits: The operating system may impose limits on the amount of memory that can be allocated to processes.
  
  Solutions:
  
  
  Increase Memory Allocation: Review and increase the memory settings in the SAP instance profile. Key parameters to check include:
  
  abap/heap_area_dia
  abap/heap_area_nondia
  abap/heap_area_total
  rdisp/PG_MAXFS
  rdisp/PG_MAXFS
  
  Adjust these parameters based on the available physical memory on the server.
  
  
  Monitor and Optimize Workload: Use transaction codes like ST03N or ST06 to monitor system performance and identify any processes that are consuming excessive memory. Optimize or schedule heavy jobs during off-peak hours.
  
  
  Check for Memory Leaks: Use tools like the SAP Memory Inspector or transaction ST02 to analyze memory usage and identify potential leaks. If leaks are found, consider updating or patching the affected applications.
  
  
  Review Operating System Settings: Ensure that the operating system is configured to allow sufficient memory allocation for the SAP processes. This may involve adjusting kernel parameters or system limits.
  
  
  Restart the SAP Instance: In some cases, a simple restart of the SAP instance can free up memory and resolve temporary issues.
  
  
  Scale Up Hardware: If the system consistently runs low on memory, consider upgrading the server hardware to provide more RAM.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to memory management and performance tuning for specific guidance and best practices.
  SAP Community: Engage with the SAP Community forums for insights and experiences from other users who may have faced similar issues.
  Documentation: Refer to the official SAP documentation for detailed information on memory management and configuration settings.
  
  By addressing the underlying causes and implementing the suggested solutions, you can resolve the VIRT346 error and improve the overall performance of your SAP system.