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Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI |
Date: |
Fri, 31 May 2013 12:34:32 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130514 Thunderbird/17.0.6 |
Il 31/05/2013 12:33, Alexey Kardashevskiy ha scritto:
>>>>> How do you trigger the situation when there are inactive requests which
>>>>> have to be migrated?
>>>>
>>>> You need to trigger an error. For example, you could use a sparse image
>>>> on an almost-full partition and let "dd" fill your disk. Then migrate
>>>> to another instance of QEMU on the same machine, the destination machine
>>>> should succeed migration but fail starting the machine.
>>>
>>> Why would it fail? I run "dd", it fills the disk and stops.
>>
>> You have to make it fill the _host_ disk before it fills the guest disk.
>> That's why I mentioned a sparse image.
>>
>> Then the machine pauses with the failing request in its queue.
>
> Does the machine pause automatically in such case? Did not know that, now
> it makes sense. Thanks.
That's the point of rerror=stop/werror=stop. :)
Paolo
- [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, (continued)
- [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, David Gibson, 2013/05/02
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Paolo Bonzini, 2013/05/06
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, David Gibson, 2013/05/06
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Alexey Kardashevskiy, 2013/05/27
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Paolo Bonzini, 2013/05/27
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Alexey Kardashevskiy, 2013/05/31
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Paolo Bonzini, 2013/05/31
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Alexey Kardashevskiy, 2013/05/31
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Paolo Bonzini, 2013/05/31
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Alexey Kardashevskiy, 2013/05/31
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI,
Paolo Bonzini <=
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Benjamin Herrenschmidt, 2013/05/31
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Alexey Kardashevskiy, 2013/05/31
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Paolo Bonzini, 2013/05/31
- Re: [Qemu-ppc] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI, Benjamin Herrenschmidt, 2013/05/31
[Qemu-ppc] [PATCH 8/8] pseries: savevm support for pseries machine, David Gibson, 2013/05/02
[Qemu-ppc] [PATCH 2/8] target-ppc: Convert ppc cpu savevm to VMStateDescription, David Gibson, 2013/05/02