How To Fix VIRT325 - Max. log. CP Usage

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 325

• Message text: Max. log. CP Usage

Max. log. CP Usage
MVS view of CPU utilization (Maximum percentage within the last
collection interval).
For example, if an MVS partition has 5% of the processor capacity and
the physical CPU utilization reported by RMF for the partition is 5%,
this indicates an MVS view of 100% CPU utilization.

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message VIRT325 - Max. log. CP Usage ?

  The SAP error message VIRT325: Max. log. CP Usage typically indicates that the maximum number of logical CPUs (CPUs) that can be used by a particular SAP instance has been exceeded. This can occur in environments where there are resource constraints or misconfigurations in the system settings.
  
  Cause:
  
  Resource Limits: The system may have reached the maximum limit of logical CPUs that can be allocated for processing.
  
  Configuration Issues: The configuration settings for the instance may not be optimized for the available hardware resources.
  High Load: A sudden increase in workload or concurrent users can lead to excessive CPU usage.
  System Parameters: The parameters related to CPU usage in the SAP profile may not be set correctly.
  
  
  Solution:
  
  
  Check System Configuration:
  
  Review the instance profile parameters related to CPU usage, such as rdisp/num_cpus and rdisp/num_vcpus.
  Ensure that these parameters are set according to the available hardware resources.
  
  
  
  Monitor CPU Usage:
  
  Use transaction codes like SM50 or SM66 to monitor the active