How To Fix RT422 - SAP update task V2: Average wait time in dispatcher queue

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 422

• Message text: SAP update task V2: Average wait time in dispatcher queue

What causes this issue?

All update requests are stored in the appropriate dispatcher queue
untile they can be assigned to a free work process. If this value
triggers an alert, we recommend (if it is not simply a case of a
temporary bottleneck) that you increase the number of update work
processes. You should also take account of SAP Note 39412 (How many
work processes to configure).
INCLUDE BC_UPDATE_MOREINFO OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RT422 - SAP update task V2: Average wait time in dispatcher queue ?

  The SAP error message RT422 indicates that there is an issue with the average wait time in the dispatcher queue for update tasks. This message typically arises when the system is experiencing delays in processing update requests, which can lead to performance issues and affect the overall responsiveness of the SAP system.
  Cause:
  
  High Load on the System: A large number of update requests being processed simultaneously can lead to congestion in the dispatcher queue.
  Long-Running Update Tasks: If certain update tasks take longer than expected to complete, they can block other tasks from being processed.
  Insufficient Resources: Lack of adequate system resources (CPU, memory, etc.) can slow down the processing of update tasks.
  Configuration Issues: Incorrect configuration of the update process or the SAP system can lead to inefficiencies.
  Database Performance: Slow database performance can also contribute to delays in processing update requests.
  
  Solution:
  
  Monitor System Performance: Use transaction codes like ST03N (Workload Analysis) and ST22 (Dump Analysis) to monitor system performance and identify bottlenecks.
  Analyze Update Tasks: Check for long-running update tasks using transaction SM13 (Update Records) to identify any stuck or delayed updates.
  Increase Resources: If the system is under heavy load, consider increasing the hardware resources (CPU, memory) or optimizing the existing resources.
  Optimize Update Programs: Review and optimize the ABAP programs that are causing delays in the update process.
  Adjust Configuration: Review the configuration settings for the update process and make adjustments as necessary to improve performance.
  Database Tuning: Ensure that the database is properly tuned and optimized for performance. This may involve indexing, query optimization, or other database maintenance tasks.
  Load Balancing: If applicable, consider load balancing the update tasks across multiple application servers to distribute the workload more evenly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM50 (Process Overview), SM66 (Global Process Overview), and ST02 (Tune Summary) for monitoring and troubleshooting.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to update tasks and performance.
  System Logs: Review system logs for any errors or warnings that may provide additional context for the delays in the dispatcher queue.
  Performance Tuning Guides: Refer to SAP's performance tuning guides for best practices on optimizing SAP systems.
  
  By following these steps, you should be able to identify the root cause of the RT422 error and implement appropriate solutions to mitigate the issue.