How To Fix VIRT174 - Average Number of Virtual Processors Active

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 174

• Message text: Average Number of Virtual Processors Active

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message VIRT174 - Average Number of Virtual Processors Active ?

  The SAP error message VIRT174, which refers to the "Average Number of Virtual Processors Active," typically indicates that the number of virtual processors (vCPUs) allocated to an SAP system is not optimal for the workload being processed. This can lead to performance issues, as the system may not be able to handle the load efficiently.
  Cause:
  
  Insufficient vCPUs: The system may not have enough virtual CPUs allocated to handle the current workload, leading to performance bottlenecks.
  Over-provisioning: Conversely, if too many vCPUs are allocated without sufficient workload, it can lead to inefficient resource utilization.
  Configuration Issues: Incorrect configuration of the SAP system or the underlying virtualization platform can also lead to this error.
  Workload Changes: Changes in workload patterns, such as increased user activity or batch processing, can lead to a mismatch between the number of vCPUs and the required processing power.
  
  Solution:
  
  Analyze Workload: Use monitoring tools to analyze the current workload and determine the average number of vCPUs that are actively being used.
  Adjust vCPU Allocation: Based on the analysis, adjust the number of vCPUs allocated to the SAP system. This may involve increasing or decreasing the number of vCPUs based on the workload requirements.
  Optimize Configuration: Ensure that the SAP system and the virtualization environment are configured optimally. This includes checking settings related to CPU affinity, resource allocation, and performance tuning.
  Monitor Performance: After making changes, continuously monitor the system's performance to ensure that the adjustments have resolved the issue and that the system is running efficiently.
  Consult Documentation: Refer to SAP Notes and documentation for specific recommendations related to your version of SAP and the virtualization platform being used.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or specific recommendations for your version of SAP.
  Performance Monitoring Tools: Utilize tools like SAP Solution Manager, SAP EarlyWatch Alert, or third-party monitoring solutions to keep track of system performance and resource utilization.
  Virtualization Best Practices: Familiarize yourself with best practices for configuring SAP systems in virtualized environments, as these can significantly impact performance.
  
  If the issue persists after making adjustments, it may be beneficial to engage with SAP support or a qualified consultant who can provide deeper insights into the specific configuration and workload of your SAP system.