How To Fix RT824 - Performance attribute CPU: interrupts per second

SAP Error Message - Details

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 824

• Message text: Performance attribute CPU: interrupts per second

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RT824 - Performance attribute CPU: interrupts per second ?

  The SAP error message RT824, which refers to "Performance attribute CPU: interrupts per second," typically indicates that the system is experiencing a high number of interrupts per second, which can affect overall system performance. This message is part of the SAP EarlyWatch Alert (EWA) or system monitoring tools that help administrators keep track of system health and performance.
  Cause:
  
  
  High Interrupt Rate: A high number of interrupts per second can be caused by various factors, including:
  
  Hardware issues, such as failing network cards or disk controllers.
  Misconfigured hardware settings or drivers.
  Excessive I/O operations, leading to more interrupts.
  Background processes or applications consuming excessive CPU resources.
  Network traffic spikes or issues with network devices.
  
  
  
  Resource Contention: If multiple processes are competing for CPU resources, it can lead to increased interrupts as the CPU tries to manage these requests.
  
  
  System Configuration: Improper system configuration, such as insufficient CPU resources or incorrect settings for interrupt handling, can also contribute to this issue.
  
  
  Solution:
  
  
  Monitor System Performance: Use monitoring tools to analyze CPU usage, interrupt rates, and other performance metrics. Identify any processes that are consuming excessive resources.
  
  
  Check Hardware: 
  
  Inspect hardware components for any signs of failure or misconfiguration.
  Update drivers for network cards, disk controllers, and other hardware components.
  Ensure that hardware is properly configured for optimal performance.
  
  
  
  Optimize Configuration:
  
  Review and optimize system settings related to CPU and interrupt handling.
  Consider adjusting the number of CPU cores allocated to the SAP instance if applicable.
  
  
  
  Reduce Background Processes: Identify and limit unnecessary background processes that may be contributing to high interrupt rates.
  
  
  Network Optimization: If network-related issues are suspected, analyze network traffic and optimize configurations on network devices.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates that may address this specific issue.
  
  
  Engage with SAP Support: If the problem persists, consider reaching out to SAP Support for further assistance and guidance.
  
  
  Related Information:
  
  SAP EarlyWatch Alert (EWA): This is a service provided by SAP that helps monitor system performance and health. It can provide insights into various performance metrics, including CPU usage and interrupts.
  Performance Tuning: Regular performance tuning and system maintenance can help prevent issues related to high interrupt rates.
  System Logs: Review system logs for any errors or warnings that may provide additional context regarding the high interrupt rates.
  
  By addressing the underlying causes and optimizing system performance, you can mitigate the impact of high interrupts per second and improve overall system efficiency.