How To Fix CCMS_AGENT012 - Number of Web sessions of the Java instance

SAP Error Message - Details

• Message type: E = Error

• Message class: CCMS_AGENT -

• Message number: 012

• Message text: Number of Web sessions of the Java instance

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 CCMS_AGENT012 - Number of Web sessions of the Java instance ?

  The SAP error message CCMS_AGENT012 typically indicates that the number of web sessions for a Java instance has exceeded a predefined threshold. This can lead to performance issues or service disruptions if not addressed.
  Cause:
  
  High User Load: A sudden increase in the number of users accessing the application can lead to a spike in web sessions.
  Session Leaks: Improperly managed sessions in the application can lead to sessions not being released back to the pool.
  Configuration Issues: The maximum number of allowed sessions may be set too low for the expected load.
  Resource Constraints: Insufficient resources (CPU, memory) on the server can lead to slow session handling and accumulation of sessions.
  
  Solution:
  
  Monitor Session Usage: Use the SAP CCMS (Computing Center Management System) to monitor the number of active sessions and identify trends.
  Increase Session Limits: If the application is expected to handle more users, consider increasing the maximum number of allowed sessions in the Java instance configuration.
  
  This can typically be done in the server.xml or web.xml configuration files, depending on your setup.
  
  
  Optimize Application Code: Review the application code for potential session leaks. Ensure that sessions are properly closed after use.
  Load Balancing: If applicable, implement load balancing to distribute user requests across multiple instances.
  Resource Allocation: Ensure that the Java instance has sufficient resources (CPU, memory) allocated to handle the expected load.
  Session Timeout Settings: Adjust session timeout settings to ensure that inactive sessions are released in a timely manner.
  Regular Maintenance: Perform regular maintenance and monitoring of the Java instance to prevent similar issues in the future.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to session management in your version of SAP.
  Documentation: Refer to the SAP documentation for your specific version to understand session management and configuration settings.
  Performance Monitoring Tools: Utilize SAP's performance monitoring tools to analyze and optimize the performance of your Java instance.
  
  By addressing the underlying causes and implementing the suggested solutions, you can mitigate the impact of the CCMS_AGENT012 error and improve the stability and performance of your SAP Java instance.