How To Fix VIRT236 - In Use 4KB Pages

VIRT236 - Overview

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 236

• Message text: In Use 4KB Pages

What causes this issue?

The number of 4KB pages in real memory which are in use.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

VIRT236 - Details

• The SAP error message VIRT236 "In Use 4KB Pages" typically indicates that the SAP system is attempting to allocate memory using 4KB pages, but there is an issue with the memory configuration or allocation. This error can occur in environments where the SAP system is running on a virtual machine or when there are specific memory management settings in place.
  
  Cause:
  
  Memory Configuration: The system may be configured to use a different page size (e.g., large pages) but is trying to allocate memory in 4KB pages, which can lead to conflicts.
  Insufficient Memory: The system may not have enough available memory to allocate the required 4KB pages.
  Virtualization Settings: If the SAP system is running on a virtual machine, the hypervisor settings may not be optimized for the memory allocation required by SAP.
  Operating System Settings: The operating system may have restrictions or configurations that prevent the proper allocation of memory pages.
  
  
  Solution:
  
  Check Memory Configuration: Review