How To Fix RT280 - CCMS self-monitoring: Frequency of active alerts in shared memory segment

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 280

• Message text: CCMS self-monitoring: Frequency of active alerts in shared memory segment

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 RT280 - CCMS self-monitoring: Frequency of active alerts in shared memory segment ?

  The SAP error message RT280, which pertains to CCMS (Computing Center Management System) self-monitoring, indicates that there is a high frequency of active alerts in the shared memory segment. This can lead to performance issues or even system instability if not addressed.
  Cause:
  The error typically arises due to one or more of the following reasons:
  
  High Volume of Alerts: There may be a large number of alerts being generated by various monitoring components, which can overwhelm the CCMS monitoring infrastructure.
  Configuration Issues: Incorrect configuration of monitoring parameters or thresholds can lead to excessive alert generation.
  Performance Bottlenecks: If the system is experiencing performance issues, it may not be able to process alerts efficiently, leading to a backlog.
  Shared Memory Limitations: The shared memory segment allocated for CCMS may be insufficient to handle the volume of alerts being generated.
  
  Solution:
  To resolve the RT280 error, consider the following steps:
  
  
  Review Active Alerts: Check the active alerts in the CCMS monitoring console to identify the source of the alerts. This can help in determining if there are specific issues that need to be addressed.
  
  
  Adjust Monitoring Parameters: Review and adjust the monitoring thresholds and parameters to reduce the number of alerts generated. This may involve increasing thresholds for certain metrics or disabling alerts for non-critical issues.
  
  
  Increase Shared Memory: If the shared memory segment is insufficient, consider increasing the size of the shared memory allocated for CCMS. This can be done by adjusting the instance profile parameters related to shared memory.
  
  
  Optimize System Performance: Investigate and resolve any underlying performance issues in the system that may be contributing to the alert generation. This could involve tuning database performance, optimizing application code, or addressing hardware limitations.
  
  
  Regular Maintenance: Implement regular maintenance and monitoring practices to ensure that the system remains healthy and that alerts are managed effectively.
  
  
  Related Information:
  
  CCMS Monitoring: Familiarize yourself with the CCMS monitoring tools and their configuration to better manage alerts and performance.
  SAP Notes: Check for relevant SAP Notes that may provide additional guidance or patches related to the RT280 error.
  System Logs: Review system logs for any additional error messages or warnings that may provide context for the high alert frequency.
  Documentation: Refer to SAP documentation for best practices in configuring and managing CCMS monitoring.
  
  By following these steps, you should be able to address the RT280 error and improve the overall monitoring and performance of your SAP system.