How To Fix RT774 - Share of kernel memory used by all kernel components

RT774 - Overview

• Message type: E = Error

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

• Message number: 774

• Message text: Share of kernel memory used by all kernel components

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 RT774 - Share of kernel memory used by all kernel components ?

  The SAP error message RT774 indicates that the share of kernel memory used by all kernel components has reached a critical level. This can lead to performance issues or even system instability if not addressed. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  
  High Memory Usage: The kernel components of the SAP system are consuming a significant amount of memory, which can be due to various factors such as:
  
  High workload or traffic on the SAP system.
  Inefficient coding or poorly optimized ABAP programs.
  Memory leaks in custom programs or third-party add-ons.
  Configuration settings that are not optimized for the current workload.
  
  
  
  Kernel Configuration: The configuration of the SAP kernel may not be optimal for the current usage patterns, leading to excessive memory consumption.
  
  
  System Resources: Insufficient physical memory on the server can exacerbate the issue, especially if the system is under heavy load.
  
  
  Solutions:
  
  
  Monitor Memory Usage: Use transaction codes like ST02 (Tune Summary) and