wuchenye1995 <wuchenye1...@gmail.com> writes:

> Hi all,
>    We found a problem with live migration of UEFI virtual machines due to 
> size of OVMF.fd changes.
>    Specifically, the size of OVMF.fd in edk with low version such as 
> edk-2.0-25 is 2MB while the size of it in higher version such as edk-2.0-30 
> is 4MB.
>    When we migrate a UEFI virtual machine from the host with low version of 
> edk2 to the host with higher one, qemu component will report an error in 
> function qemu_ram_resize while
> checking size of ovmf_pcbios: Length mismatch: pc.bios: 0x200000 in != 
> 0x400000: Invalid argument.
>    We want to know how to solve this problem after updating the
>    version of edk2.

You can only migrate a machine that is identical - so instantiating a
empty machine with a different EDK image is bound to cause a problem
because the machines don't match.

-- 
Alex Bennée

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