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Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work
From: |
Stefan Priebe - Profihost AG |
Subject: |
Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work |
Date: |
Wed, 14 May 2014 10:29:41 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 |
Am 14.05.2014 10:11, schrieb Paolo Bonzini:
> Il 14/05/2014 09:17, Stefan Priebe - Profihost AG ha scritto:
>> i now was able to catch the error.
>>
>> It is:
>> Length mismatch: 0000:00:12.0/virtio-net-pci.rom: 40000 in != 10000
>> qemu: warning: error while loading state for instance 0x0 of device 'ram'
>> load of migration failed
>
> This is a bug of your distribution. The file sizes for ROMs should
> never change. In particular, if you round the sizes up to the next
> power of 2 you should always have:
>
> 128k for bios.bin
> 256k for bios-256k.bin
> 64k for pxe-*.rom
> 256k for efi-*.rom
> 64k for vgabios-*
>
> Unfortunately, most distribution get pxe-*.rom sizes wrong, because at
> some point iPXE grew more features and didn't fit in 64k anymore with
> the default configuration. I know at least Fedora does.
>
> The solution is to copy the binaries from the QEMU git repository
> (directory pc-bios/) to /usr/share/qemu.
Hi,
i compile qemu on my own.
I have the rom files under /usr/share/kvm and they look like this:
ls -la /usr/share/kvm/*.rom
-rw-r--r-- 1 root root 173568 May 14 09:39 /usr/share/kvm/efi-e1000.rom
-rw-r--r-- 1 root root 174592 May 14 09:39 /usr/share/kvm/efi-eepro100.rom
-rw-r--r-- 1 root root 173056 May 14 09:39 /usr/share/kvm/efi-ne2k_pci.rom
-rw-r--r-- 1 root root 173056 May 14 09:39 /usr/share/kvm/efi-pcnet.rom
-rw-r--r-- 1 root root 176640 May 14 09:39 /usr/share/kvm/efi-rtl8139.rom
-rw-r--r-- 1 root root 171008 May 14 09:39 /usr/share/kvm/efi-virtio.rom
-rw-r--r-- 1 root root 67072 May 14 09:39 /usr/share/kvm/pxe-e1000.rom
-rw-r--r-- 1 root root 61440 May 14 09:39 /usr/share/kvm/pxe-eepro100.rom
-rw-r--r-- 1 root root 61440 May 14 09:39 /usr/share/kvm/pxe-ne2k_pci.rom
-rw-r--r-- 1 root root 61440 May 14 09:39 /usr/share/kvm/pxe-pcnet.rom
-rw-r--r-- 1 root root 61440 May 14 09:39 /usr/share/kvm/pxe-rtl8139.rom
-rw-r--r-- 1 root root 60416 May 14 09:39 /usr/share/kvm/pxe-virtio.rom
currently i don't know what's wrong.
Stefan
- [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Stefan Priebe - Profihost AG, 2014/05/09
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Paolo Bonzini, 2014/05/09
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Stefan Priebe, 2014/05/09
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Stefan Priebe - Profihost AG, 2014/05/14
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Paolo Bonzini, 2014/05/14
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work,
Stefan Priebe - Profihost AG <=
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Paolo Bonzini, 2014/05/14
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Stefan Priebe - Profihost AG, 2014/05/14
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Paolo Bonzini, 2014/05/14
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Stefan Priebe - Profihost AG, 2014/05/14
- Re: [Qemu-devel] Migration from older Qemu to Qemu 2.0.0 does not work, Paolo Bonzini, 2014/05/14