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Re: [Qemu-devel] broken cross-version migration from 2.2 to 2.1
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] broken cross-version migration from 2.2 to 2.1 |
Date: |
Wed, 10 Dec 2014 16:48:31 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 |
On 10/12/2014 16:46, Paolo Bonzini wrote:
>
>
> On 10/12/2014 16:38, Igor Mammedov wrote:
>> CCing to migration maintainers a couple migration regressions in 2.2:
>>
>> 1st error:
>>
>> source:
>> qemu-system-x86_64-2.2 -enable-kvm -m 512 -monitor stdio -M pc-i440fx-2.1
>> (qemu) stop
>> (qemu) migrate "exec:gzip -c > STATEFILE.gz"
>>
>> target:
>> qemu-system-x86_64-2.1 -enable-kvm -m 512 -monitor stdio -incoming "exec:
>> gzip -c -d STATEFILE.gz" -M pc-i440fx-2.1
>> qemu: warning: error while loading state for instance 0x0 of device 'serial'
>> qemu-system-x86_64-2.1: load of migration failed: No such file or directory
>>
>> 2nd error:
>>
>> source:
>> qemu-system-x86_64-2.2 -enable-kvm -smp 2 -m 512 -monitor stdio -M
>> pc-i440fx-2.1
>> (qemu) stop
>> (qemu) migrate "exec:gzip -c > STATEFILE.gz"
>>
>> target:
>> qemu-system-x86_64-2.1 -enable-kvm -smp 2 -m 512 -monitor stdio -M
>> pc-i440fx-2.1 -incoming "exec: gzip -c -d STATEFILE.gz"
>> qemu: warning: error while loading state for instance 0x1 of device 'apic'
>> qemu-system-x86_64-2.1: load of migration failed: No such file or directory
>>
>>
>
> A lot of subsections were added between 2.1 and 2.2. Which ones are
> being migrated in these cases?
Hmm, it's thr_ipending and apic_sipi. /me debugs.
Paolo