How To Fix VIRT036 - Memory Virtualization Host

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 036

• Message text: Memory Virtualization Host

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 VIRT036 - Memory Virtualization Host ?

  The SAP error message VIRT036 typically relates to issues with memory virtualization on the host system where the SAP application is running. This error can occur in environments that utilize virtualization technologies, such as VMware or Hyper-V, and it indicates that there is a problem with the memory allocation or configuration for the virtual machine (VM) hosting the SAP instance.
  Cause
  The VIRT036 error can be caused by several factors, including:
  
  Insufficient Memory Allocation: The virtual machine may not have enough memory allocated to it to run the SAP application effectively.
  Memory Overcommitment: If the host system is overcommitted in terms of memory (i.e., more memory is allocated to VMs than is physically available), it can lead to performance issues and errors.
  Configuration Issues: Incorrect configuration settings in the virtualization platform can lead to memory-related errors.
  Resource Contention: Other VMs on the same host may be consuming excessive memory resources, leading to contention and insufficient memory for the SAP instance.
  Host System Limitations: The physical host may have limitations or issues that prevent it from providing adequate memory resources to the VMs.
  
  Solution
  To resolve the VIRT036 error, consider the following steps:
  
  
  Check Memory Allocation:
  
  Ensure that the virtual machine has sufficient memory allocated based on the SAP application's requirements. You may need to increase the memory allocation for the VM.
  
  
  
  Monitor Resource Usage:
  
  Use monitoring tools to check the memory usage of the host and all running VMs. Identify if any VM is consuming excessive memory and adjust accordingly.
  
  
  
  Review Host Configuration:
  
  Check the configuration settings of the virtualization platform. Ensure that memory settings are optimized and that there are no misconfigurations.
  
  
  
  Avoid Overcommitment:
  
  If memory overcommitment is an issue, consider reducing the number of VMs running on the host or increasing the physical memory of the host.
  
  
  
  Optimize SAP Configuration:
  
  Review the SAP instance configuration to ensure it is optimized for the available resources. This may include adjusting parameters related to memory usage within the SAP system.
  
  
  
  Update Virtualization Software:
  
  Ensure that the virtualization software is up to date, as updates may include performance improvements and bug fixes.
  
  
  
  Consult Documentation:
  
  Refer to the documentation for both SAP and the virtualization platform for specific recommendations regarding memory settings and configurations.
  
  
  
  Related Information
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to the VIRT036 error.
  Virtualization Documentation: Review the documentation for your specific virtualization platform (e.g., VMware, Hyper-V) for best practices on memory management and configuration.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered and resolved similar issues.
  
  By following these steps, you should be able to diagnose and resolve the VIRT036 error effectively. If the problem persists, consider reaching out to SAP support or your virtualization platform's support for further assistance.