How To Fix VIRT335 - Avg. LPAR Weight IIP

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 335

• Message text: Avg. LPAR Weight IIP

Avg. LPAR Weight IIP
The average percentage of overall processing power(IIP) that's
guaranteed to the work in the partition 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.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VIRT335 - Avg. LPAR Weight IIP ?

  The SAP error message VIRT335, which refers to "Avg. LPAR Weight IIP," typically relates to issues with the configuration of the SAP system in a virtualized environment, particularly when using IBM Power Systems with AIX or similar setups. This error can occur when there are problems with the load balancing or resource allocation among logical partitions (LPARs) in a virtualized environment.
  Cause:
  
  Resource Allocation Issues: The average weight of the logical partitions (LPARs) may not be balanced, leading to performance issues.
  Configuration Errors: Incorrect settings in the virtualization layer or SAP configuration can lead to this error.
  Performance Bottlenecks: If one or more LPARs are under heavy load while others are underutilized, it can trigger this error.
  Monitoring and Reporting: The error may arise from the monitoring tools that track the performance of LPARs and report discrepancies.
  
  Solution:
  
  Check LPAR Configuration: Review the configuration of the LPARs to ensure that resources (CPU, memory, etc.) are allocated appropriately and balanced across the partitions.
  Load Balancing: Implement load balancing strategies to distribute workloads evenly across LPARs. This may involve adjusting the weights assigned to each LPAR.
  Performance Monitoring: Use performance monitoring tools to analyze the load on each LPAR and identify any bottlenecks or underutilized resources.
  Adjust Resource Allocation: If certain LPARs are consistently overloaded, consider reallocating resources or adjusting the workload distribution.
  Consult Documentation: Refer to SAP and IBM documentation for specific guidelines on configuring LPARs and optimizing performance in a virtualized environment.
  Engage Support: If the issue persists, consider reaching out to SAP support or your infrastructure provider for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  IBM Documentation: Review IBM's documentation on managing LPARs and performance tuning for Power Systems.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed and resolved.
  
  By following these steps, you should be able to diagnose and resolve the VIRT335 error effectively.