From: Paolo Bonzini <pbonzini@redhat.com>
To: Alexey Kardashevskiy <aik@ozlabs.ru>
Cc: agraf@suse.de, quintela@redhat.com, qemu-ppc@nongnu.org,
qemu-devel@nongnu.org, David Gibson <david@gibson.dropbear.id.au>
Subject: Re: [Qemu-devel] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI
Date: Fri, 31 May 2013 12:34:32 +0200 [thread overview]
Message-ID: <51A87CB8.40903@redhat.com> (raw)
In-Reply-To: <51A87C5E.9060904@ozlabs.ru>
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
next prev parent reply other threads:[~2013-05-31 10:34 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-03 1:38 [Qemu-devel] [0/8] pseries: savevm / migration support David Gibson
2013-05-03 1:38 ` [Qemu-devel] [PATCH 1/8] savevm: Implement VMS_DIVIDE flag David Gibson
2013-05-03 1:38 ` [Qemu-devel] [PATCH 2/8] target-ppc: Convert ppc cpu savevm to VMStateDescription David Gibson
2013-05-03 11:29 ` Andreas Färber
2013-05-03 14:26 ` [Qemu-devel] [Qemu-ppc] " David Gibson
2013-05-03 1:38 ` [Qemu-devel] [PATCH 3/8] pseries: savevm support for XICS interrupt controller David Gibson
2013-05-03 1:38 ` [Qemu-devel] [PATCH 4/8] pseries: savevm support for VIO devices David Gibson
2013-05-03 1:38 ` [Qemu-devel] [PATCH 5/8] pseries: savevm support for PAPR VIO logical lan David Gibson
2013-05-03 1:38 ` [Qemu-devel] [PATCH 6/8] pseries: savevm support for PAPR TCE tables David Gibson
2013-05-03 1:38 ` [Qemu-devel] [PATCH 7/8] pseries: savevm support for PAPR virtual SCSI David Gibson
2013-05-06 7:37 ` Paolo Bonzini
2013-05-07 3:07 ` [Qemu-devel] [Qemu-ppc] " David Gibson
2013-05-27 6:48 ` [Qemu-devel] " Alexey Kardashevskiy
2013-05-27 7:03 ` Paolo Bonzini
2013-05-31 5:58 ` Alexey Kardashevskiy
2013-05-31 8:18 ` Paolo Bonzini
2013-05-31 10:12 ` Alexey Kardashevskiy
2013-05-31 10:26 ` Paolo Bonzini
2013-05-31 10:33 ` Alexey Kardashevskiy
2013-05-31 10:34 ` Paolo Bonzini [this message]
2013-05-31 10:07 ` Benjamin Herrenschmidt
2013-05-31 10:25 ` Alexey Kardashevskiy
2013-05-31 10:41 ` Paolo Bonzini
2013-06-01 0:01 ` Benjamin Herrenschmidt
2013-06-03 6:21 ` Paolo Bonzini
2013-06-03 5:46 ` Alexey Kardashevskiy
2013-06-03 6:23 ` Paolo Bonzini
2013-06-03 8:07 ` Benjamin Herrenschmidt
2013-06-03 9:37 ` Alexey Kardashevskiy
2013-06-03 9:41 ` Paolo Bonzini
2013-05-03 1:38 ` [Qemu-devel] [PATCH 8/8] pseries: savevm support for pseries machine David Gibson
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