How To Fix VIRT141 - Physical CPUs Consumed

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 141

• Message text: Physical CPUs Consumed

What causes this issue?

This is the amount of physical CPU cores used by the host machine.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VIRT141 - Physical CPUs Consumed ?

  The SAP error message VIRT141, which indicates "Physical CPUs Consumed," typically relates to the consumption of physical CPU resources in a virtualized environment. This error can occur in systems that are running on virtual machines (VMs) and is often associated with performance issues or resource allocation problems.
  Cause:
  
  Resource Overcommitment: In a virtualized environment, if the total number of virtual CPUs (vCPUs) assigned to VMs exceeds the number of physical CPUs available, it can lead to this error. This is known as overcommitment.
  High CPU Utilization: If the physical CPUs are heavily utilized, it can trigger this error. This can happen due to high workloads or inefficient resource allocation.
  Configuration Issues: Incorrect configuration of the virtual machine settings, such as CPU affinity or limits, can also lead to this error.
  Virtualization Layer Limitations: Some virtualization platforms have limitations on how resources are allocated and managed, which can lead to this error if not properly configured.
  
  Solution:
  
  Review Resource Allocation: Check the allocation of vCPUs to your VMs. Ensure that the total number of vCPUs does not exceed the number of physical CPUs available.
  Monitor CPU Utilization: Use monitoring tools to analyze CPU usage on both the virtual and physical layers. Identify any VMs that are consuming excessive CPU resources and consider optimizing their workloads.
  Adjust VM Configuration: If necessary, adjust the configuration of your VMs. This may include reducing the number of vCPUs assigned to underutilized VMs or increasing the resources for VMs that require more processing power.
  Optimize Workloads: Review the applications running on the VMs and optimize them for better performance. This may involve tuning database queries, optimizing code, or redistributing workloads across multiple VMs.
  Consider Hardware Upgrades: If the physical CPUs are consistently maxed out, it may be necessary to upgrade the hardware to provide additional CPU resources.
  Consult Virtualization Documentation: Refer to the documentation for your specific virtualization platform (e.g., VMware, Hyper-V) for best practices on CPU allocation and management.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to this error message.
  Performance Monitoring Tools: Utilize tools like SAP Solution Manager, or third-party monitoring solutions to keep track of system performance and resource utilization.
  Virtualization Best Practices: Familiarize yourself with best practices for configuring and managing virtual environments to avoid similar issues in the future.
  
  By addressing the underlying causes and implementing the suggested solutions, you should be able to resolve the VIRT141 error and improve the performance of your SAP system in a virtualized environment.