* [Qemu-devel] broken cross-version migration from 2.2 to 2.1
@ 2014-12-10 15:38 Igor Mammedov
2014-12-10 15:46 ` Paolo Bonzini
0 siblings, 1 reply; 3+ messages in thread
From: Igor Mammedov @ 2014-12-10 15:38 UTC (permalink / raw)
To: qemu-devel; +Cc: quintela, dgilbert, mst
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
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [Qemu-devel] broken cross-version migration from 2.2 to 2.1
2014-12-10 15:38 [Qemu-devel] broken cross-version migration from 2.2 to 2.1 Igor Mammedov
@ 2014-12-10 15:46 ` Paolo Bonzini
2014-12-10 15:48 ` Paolo Bonzini
0 siblings, 1 reply; 3+ messages in thread
From: Paolo Bonzini @ 2014-12-10 15:46 UTC (permalink / raw)
To: Igor Mammedov, qemu-devel; +Cc: mst, dgilbert, quintela
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?
Paolo
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [Qemu-devel] broken cross-version migration from 2.2 to 2.1
2014-12-10 15:46 ` Paolo Bonzini
@ 2014-12-10 15:48 ` Paolo Bonzini
0 siblings, 0 replies; 3+ messages in thread
From: Paolo Bonzini @ 2014-12-10 15:48 UTC (permalink / raw)
To: Igor Mammedov, qemu-devel; +Cc: quintela, dgilbert, mst
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
^ permalink raw reply [flat|nested] 3+ messages in thread
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2014-12-10 15:38 [Qemu-devel] broken cross-version migration from 2.2 to 2.1 Igor Mammedov
2014-12-10 15:46 ` Paolo Bonzini
2014-12-10 15:48 ` Paolo Bonzini
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