How To Fix VIRT419 - Memory Shared

SAP Error Message - Details

• Message type: E = Error

• Message class: VIRT - Virtualization Monitoring

• Message number: 419

• Message text: Memory Shared

What causes this issue?

Host: This is the amount of memory pages that are shared within a single
guest and memory that is shared between guests.
Virtual System: This is the amount of memory associated with this
virtual machine that is shared on the host.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message VIRT419 - Memory Shared ?

  The SAP error message VIRT419, which indicates a "Memory Shared" issue, typically arises in the context of SAP systems running on a virtualized environment. This error is related to memory allocation and sharing among different processes or instances of the SAP application.
  Cause:
  
  Insufficient Memory Allocation: The virtual machine (VM) may not have enough memory allocated to handle the processes running within the SAP system.
  Memory Limits: There may be restrictions on memory usage set at the hypervisor level or within the operating system that prevent the SAP instance from accessing the required memory.
  Configuration Issues: Incorrect configuration settings in the SAP system or the underlying operating system can lead to memory sharing issues.
  Resource Contention: Other applications or VMs running on the same host may be consuming excessive memory, leading to contention and insufficient resources for the SAP instance.
  
  Solution:
  
  Increase Memory Allocation: Review and increase the memory allocated to the SAP instance in the virtual machine settings. Ensure that the VM has enough memory to handle the workload.
  Check Memory Limits: Verify and adjust any memory limits set at the hypervisor level or within the operating system. Ensure that the SAP instance has the necessary permissions to access the required memory.
  Optimize Configuration: Review the SAP instance configuration settings, including parameters related to memory management (e.g., abap/heap_area_total, abap/heap_area_dia, etc.), and adjust them as necessary.
  Monitor Resource Usage: Use monitoring tools to check the memory usage of the SAP instance and other applications running on the same host. Identify any resource contention and take steps to mitigate it, such as redistributing workloads or upgrading hardware.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that address the VIRT419 error or related memory issues.
  
  Related Information:
  
  SAP Kernel Version: Ensure that you are running a supported and up-to-date version of the SAP kernel, as memory management improvements are often included in updates.
  Operating System Settings: Review the operating system settings related to memory management, such as swap space and shared memory settings.
  Virtualization Platform: If you are using a specific virtualization platform (e.g., VMware, Hyper-V), consult the documentation for best practices regarding memory allocation and management for SAP applications.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage SAP support or your infrastructure team for further assistance.