How To Fix RSLWSP181 - &1 percent of maximum memory space used

SAP Error Message - Details

• Message type: E = Error

• Message class: RSLWSP - BW Workspaces

• Message number: 181

• Message text: &1 percent of maximum memory space used

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSLWSP181 - &1 percent of maximum memory space used ?

  The SAP error message RSLWSP181 indicates that a certain percentage of the maximum memory space allocated for a particular work process has been used. This message is typically related to the memory management of the SAP system, particularly in the context of the work processes that handle user requests.
  Cause:
  
  High Memory Usage: The error occurs when the memory usage of a work process exceeds a predefined threshold (e.g., 80% or 90% of the allocated memory).
  Inefficient Code: Poorly optimized ABAP code or inefficient database queries can lead to excessive memory consumption.
  Large Data Sets: Processing large volumes of data or large internal tables can consume significant memory.
  Memory Leaks: There may be memory leaks in custom code or third-party add-ons that are not releasing memory properly.
  Configuration Issues: The memory settings in the SAP system may not be optimized for the workload.
  
  Solution:
  
  Monitor Memory Usage: Use transaction codes like ST02 (Tune Summary) and ST03 (Workload Analysis) to monitor memory usage and identify which processes are consuming the most memory.
  Optimize ABAP Code: Review and optimize any custom ABAP code or queries that may be causing high memory usage. Use tools like the ABAP Runtime Analysis (transaction SE30) to identify performance bottlenecks.
  Adjust Memory Settings: Review and adjust the memory settings in the instance profile (e.g., abap/heap_area_dia, abap/heap_area_nondia, etc.) to allocate more memory to the work processes if necessary.
  Increase Work Process Count: If the system is under heavy load, consider increasing the number of work processes to distribute the load more evenly.
  Check for Memory Leaks: Investigate any custom code or third-party components for potential memory leaks and address them accordingly.
  Regular Maintenance: Perform regular system maintenance, including database optimization and cleanup of unnecessary data, to ensure efficient memory usage.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to memory management and performance tuning for specific guidance and best practices.
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other users who may have encountered similar issues.
  Documentation: Refer to SAP documentation on memory management and performance tuning for detailed guidelines on optimizing your SAP environment.
  
  By addressing the underlying causes and implementing the suggested solutions, you can mitigate the occurrence of the RSLWSP181 error and improve the overall performance of your SAP system.