Citrix Hypervisor 8.2 : "efi: EFI_MEMMAP is not enabled." message during boot

Citrix Hypervisor 8.2 : "efi: EFI_MEMMAP is not enabled." message during boot

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Article ID: CTX331542

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Updated On:

Description

New install of CH 8.2 is showing efi: EFI_MEMMAP is not enabled during the host boot.

Resolution

- "efi: EFI_MEMMAP is not enabled" - This message is always printed by Xen Dom0 while booting on EFI system
- It means that Dom0 kernel doesn't have access to EFI memory map which is always true for Dom0 kernel on Xen
- This will not cause any issues with the hypervisor.

Problem Cause

Dom0 kernel doesn't have access to EFI memory map which is always true for Dom0 kernel on Xen.