How To Fix D3750 - CPU utilization (system)

SAP Error Message - Details

• Message type: E = Error

• Message class: D3 - CCMS - DB2 on OS390

• Message number: 750

• Message text: CPU utilization (system)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message D3750 - CPU utilization (system) ?

  The SAP error message D3750 indicates that the CPU utilization of the system is too high. This can lead to performance issues, slow response times, and can affect the overall efficiency of the SAP system. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  Causes:
  
  High Workload: A sudden increase in user activity or batch jobs can lead to high CPU usage.
  Inefficient Code: Poorly optimized ABAP code or custom programs can consume excessive CPU resources.
  Background Jobs: Running multiple background jobs simultaneously can spike CPU usage.
  Database Performance: Slow database queries or locks can lead to increased CPU usage as the system waits for responses.
  Configuration Issues: Incorrect system configuration or insufficient hardware resources can contribute to high CPU utilization.
  System Bottlenecks: Other system resources (like memory or I/O) being maxed out can lead to increased CPU usage as processes wait for resources.
  
  Solutions:
  
  Monitor System Performance: Use transaction codes like ST03N (Workload Analysis) and ST06 (Operating System Monitor) to analyze CPU usage and identify the processes consuming the most resources.
  Optimize ABAP Code: Review and optimize any custom ABAP programs or reports that are running. Use transaction SE80 or SE38 to analyze and improve code efficiency.
  Schedule Jobs Wisely: Stagger background jobs to avoid running too many at the same time. Use transaction SM37 to monitor and manage background jobs.
  Database Optimization: Analyze and optimize database queries. Use transaction ST04 (Database Performance Monitor) to check for slow queries and locks.
  Increase Hardware Resources: If the system consistently runs at high CPU utilization, consider upgrading the hardware (CPU, memory) or scaling out to additional application servers.
  Adjust System Parameters: Review and adjust SAP kernel parameters and operating system settings to better manage CPU resources.
  Use Load Balancing: If applicable, distribute the workload across multiple application servers to balance CPU usage.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to performance issues and CPU utilization for specific recommendations and patches.
  SAP Community: Engage with the SAP Community for insights and shared experiences from other users facing similar issues.
  Performance Tuning Guides: Refer to SAP’s performance tuning guides for best practices on optimizing system performance.
  
  By addressing the underlying causes and implementing the suggested solutions, you can effectively manage and reduce CPU utilization in your SAP system.