How To Fix VIRT331 - WLM LPAR Weight Management

VIRT331 - Overview

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 331

• Message text: WLM LPAR Weight Management

WLM LPAR Weight Management
If WLM LPAR Weight Management is enabled:
WLM will then dynamically balance these weights (see LPAR Weights CP /
IIP) to best meet the goals of the work in the partitions.

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 VIRT331 - WLM LPAR Weight Management ?

  The SAP error message VIRT331 related to WLM (Workload Management) and LPAR (Logical Partition) weight management typically indicates an issue with the configuration of workload management settings in a z/OS environment. This error can arise when the system is unable to allocate resources effectively due to misconfigured weights or other related parameters.
  
  Cause:
  
  Improper Weight Configuration: The weights assigned to different LPARs may not be set correctly, leading to resource allocation issues.
  Resource Contention: High contention for resources among LPARs can trigger this error, especially if the weights do not reflect the actual workload requirements.
  WLM Policy Issues: The WLM policy may not be optimized for the current workload, causing inefficiencies in resource allocation.
  System Configuration Changes: Recent changes in system configuration or workload patterns may not have been accounted for in the WLM settings.
  
  
  Solution:
  
  Review Weight Settings: Check the weight settings for each LPAR in the WLM configuration. Ensure that they accurately reflect the priority