How To Fix RT134 - Average usage of dialog work processes of an application server

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 134

• Message text: Average usage of dialog work processes of an application server

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RT134 - Average usage of dialog work processes of an application server ?

  The SAP error message RT134 indicates that the average usage of dialog work processes on an application server has exceeded a certain threshold. This can lead to performance issues, as it suggests that the server is under heavy load and may not be able to handle additional requests efficiently.
  Cause:
  
  High User Load: A large number of concurrent users or transactions can lead to increased demand for dialog work processes.
  Long Running Transactions: If transactions take a long time to complete, they can tie up dialog work processes, leading to a backlog.
  Inefficient Code: Poorly optimized ABAP code or inefficient database queries can cause longer processing times.
  Configuration Issues: Incorrect configuration of the SAP system, such as insufficient dialog work processes allocated to the application server.
  Resource Bottlenecks: Other system resources (CPU, memory, I/O) may be constrained, affecting the performance of dialog work processes.
  
  Solution:
  
  Monitor Work Process Usage: Use transaction SM50 or SM66 to monitor the status of work processes and identify any long-running transactions.
  Optimize Code: Review and optimize any ABAP programs or reports that are consuming excessive resources or time.
  Increase Dialog Work Processes: If the server is consistently under heavy load, consider increasing the number of dialog work processes in the instance profile (transaction RZ10).
  Load Balancing: Distribute the load across multiple application servers if possible, to balance the workload.
  Check System Resources: Ensure that the underlying hardware resources (CPU, memory, disk I/O) are adequate for the workload. Upgrade hardware if necessary.
  Review Background Jobs: Check for any background jobs that may be consuming resources and adjust their scheduling if needed.
  Analyze Performance: Use transaction ST03N to analyze performance data and identify bottlenecks in the system.
  
  Related Information:
  
  Transaction Codes: 
  
  SM50: Monitor work processes.
  SM66: Monitor work processes across the entire system.
  ST03N: Performance analysis.
  RZ10: Profile parameter maintenance.
  
  
  SAP Notes: Check for relevant SAP Notes that may provide additional guidance or patches related to performance issues.
  SAP Community: Engage with the SAP Community for insights and shared experiences from other users facing similar issues.
  
  By addressing the underlying causes and implementing the suggested solutions, you can mitigate the RT134 error and improve the performance of your SAP application server.