How To Fix ITS115 - Size of physical memory

SAP Error Message - Details

• Message type: E = Error

• Message class: ITS - Messages for Agent-Based ITS Monitor

• Message number: 115

• Message text: Size of physical memory

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 ITS115 - Size of physical memory ?

  The SAP error message ITS115, which indicates an issue with the size of physical memory, typically arises in the context of SAP Internet Transaction Server (ITS) or when dealing with SAP applications that require sufficient memory resources. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Insufficient Memory Allocation: The server may not have enough physical memory allocated to handle the current workload or the specific transaction being processed.
  Configuration Issues: The configuration settings for the SAP system or the underlying operating system may not be optimized for the available hardware resources.
  High Load: A sudden spike in user activity or background processes can lead to memory exhaustion.
  Memory Leaks: Applications or processes that do not release memory properly can lead to gradual depletion of available memory.
  
  Solutions:
  
  Increase Physical Memory: If the server is consistently running out of memory, consider upgrading the physical RAM on the server.
  Optimize Configuration:
  
  Review and adjust the SAP memory parameters (e.g., abap/heap_area_total, abap/heap_area_dia, etc.) in the instance profile to better utilize available memory.
  Ensure that the operating system settings are also optimized for performance.
  
  
  Monitor System Performance: Use tools like SAP Solution Manager or operating system monitoring tools to track memory usage and identify any processes that are consuming excessive resources.
  Limit Concurrent Users: If applicable, limit the number of concurrent users or transactions during peak times to reduce memory load.
  Check for Memory Leaks: Investigate and resolve any potential memory leaks in custom code or third-party applications that may be running on the server.
  Restart Services: In some cases, restarting the SAP services or the server itself can temporarily alleviate memory issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to memory management and performance tuning for specific recommendations and patches.
  System Logs: Review system logs (e.g., ST22 for dumps, SM21 for system logs) to gather more context about the error and identify any related issues.
  Performance Tuning: Consider engaging in performance tuning exercises, which may include analyzing transaction performance, optimizing database queries, and reviewing application code.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with SAP support or a qualified SAP Basis consultant for a more in-depth analysis and tailored recommendations.