How To Fix RT725 - Load balancing; quality of application server

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 725

• Message text: Load balancing; quality of 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RT725 - Load balancing; quality of application server ?

  The SAP error message RT725, which pertains to load balancing and the quality of application servers, typically indicates that there is an issue with the load balancing configuration or the performance of the application servers in your SAP landscape. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  
  Load Balancing Configuration: The error may arise if the load balancing configuration is not set up correctly. This can include issues with the SAP message server or the way application servers are registered.
  
  
  Performance Issues: If one or more application servers are experiencing performance issues (e.g., high CPU usage, memory bottlenecks, or network latency), the load balancer may not be able to distribute the load effectively.
  
  
  Server Availability: If some application servers are down or not reachable, the load balancer may struggle to find suitable servers to handle requests.
  
  
  Quality of Service (QoS): The quality of the application servers may not meet the required standards, leading to poor performance and load balancing issues.
  
  
  Solutions:
  
  
  Check Load Balancer Configuration:
  
  Verify the configuration of the SAP message server and ensure that all application servers are correctly registered.
  Ensure that the load balancing settings in the SAP profile parameters (like rdisp/mshost, rdisp/msserv, etc.) are correctly configured.
  
  
  
  Monitor Application Server Performance:
  
  Use transaction codes like ST03N (Workload Analysis) and ST06 (Operating System Monitor) to monitor the performance of application servers.
  Identify any servers that are under heavy load and investigate the cause (e.g., long-running transactions, high user load).
  
  
  
  Check Server Availability:
  
  Ensure that all application servers are up and running. You can check this using transaction SM51 (List of SAP Servers).
  Restart any servers that are down or unresponsive.
  
  
  
  Optimize Application Server Performance:
  
  Review and optimize the performance of the application servers. This may involve tuning the database, optimizing ABAP code, or increasing hardware resources.
  Consider implementing performance monitoring tools to proactively identify and resolve issues.
  
  
  
  Adjust Load Balancing Parameters:
  
  You may need to adjust the load balancing parameters in the SAP system to better distribute the load among the available application servers.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to RT725 for specific guidance and updates. SAP frequently releases notes that address known issues and provide solutions.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review SAP documentation on load balancing and performance tuning for best practices and configuration guidelines.
  
  By following these steps, you should be able to diagnose and resolve the RT725 error related to load balancing and application server quality in your SAP environment.