How To Fix VIRT332 - Avg. LPAR Weight CP

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 332

• Message text: Avg. LPAR Weight CP

Avg. LPAR Weight CP
The average percentage of overall processing power(CP) 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 VIRT332 - Avg. LPAR Weight CP ?

  The SAP error message VIRT332, which refers to "Avg. LPAR Weight CP," typically relates to issues with the configuration of the Logical Partitioning (LPAR) in a virtualized environment, particularly in IBM Power Systems. This error can occur when the average weight of the logical partition (LPAR) is not set correctly or is not optimal for the workload being processed.
  Cause:
  
  Improper Weight Configuration: The weight assigned to the LPAR may not be appropriate for the workload it is handling. If the weight is too low, the LPAR may not receive enough CPU resources.
  Resource Contention: If multiple LPARs are competing for CPU resources, it can lead to performance issues and trigger this error.
  Monitoring and Reporting Issues: Sometimes, the error may arise from issues in the monitoring tools or reporting mechanisms that track LPAR performance.
  
  Solution:
  
  
  Review and Adjust LPAR Weight:
  
  Access the HMC (Hardware Management Console) or the management interface for your IBM Power System.
  Check the current weight settings for the LPAR in question.
  Adjust the weight to better reflect the workload requirements. Increasing the weight can help allocate more CPU resources to the LPAR.
  
  
  
  Monitor Resource Usage:
  
  Use performance monitoring tools to analyze CPU usage and contention among LPARs.
  Identify if any LPARs are over-utilizing or under-utilizing resources and adjust their configurations accordingly.
  
  
  
  Optimize Workload Distribution:
  
  If multiple LPARs are running on the same physical hardware, consider redistributing workloads to balance the resource usage.
  Ensure that critical applications are allocated sufficient resources.
  
  
  
  Consult Documentation:
  
  Refer to IBM's documentation on LPAR configuration and performance tuning for specific guidelines and best practices.
  
  
  
  Engage Support:
  
  If the issue persists after making adjustments, consider reaching out to IBM support or your SAP Basis team for further assistance.
  
  
  
  Related Information:
  
  LPAR Weight: The weight of an LPAR determines its priority in receiving CPU resources. Higher weights mean higher priority.
  Performance Monitoring Tools: Tools like IBM PowerVC, IBM Navigator for i, or third-party solutions can help monitor and manage LPAR performance.
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to performance issues in virtualized environments.
  
  By addressing the weight configuration and monitoring resource usage, you can resolve the VIRT332 error and improve the performance of your SAP applications running in a virtualized environment.