I attended Paolo Bonzini's qemu session ("Live Disk Operations: Juggling
Data and Trying to go Unnoticed") in LinuxCon Japan, and he adviced me
to post the bits I have regarding my question on qemu's support on shrinking
CoW image.
Here's my problem description.
I recently designed a experimenta
On 06/07/2012 02:19 AM, Taisuke Yamada wrote:
> I attended Paolo Bonzini's qemu session ("Live Disk Operations: Juggling
> Data and Trying to go Unnoticed") in LinuxCon Japan, and he adviced me
> to post the bits I have regarding my question on qemu's support on shrinking
> CoW image.
>
> Here's
Am 07.06.2012 08:19, schrieb Taisuke Yamada:
> I attended Paolo Bonzini's qemu session ("Live Disk Operations: Juggling
> Data and Trying to go Unnoticed") in LinuxCon Japan, and he adviced me
> to post the bits I have regarding my question on qemu's support on shrinking
> CoW image.
>
> Here's m
On Thu, Jun 7, 2012 at 3:14 PM, Jeff Cody wrote:
> On 06/07/2012 02:19 AM, Taisuke Yamada wrote:
>> I attended Paolo Bonzini's qemu session ("Live Disk Operations: Juggling
>> Data and Trying to go Unnoticed") in LinuxCon Japan, and he adviced me
>> to post the bits I have regarding my question on
On 06/08/2012 08:42 AM, Stefan Hajnoczi wrote:
> On Thu, Jun 7, 2012 at 3:14 PM, Jeff Cody wrote:
>> On 06/07/2012 02:19 AM, Taisuke Yamada wrote:
>>> I attended Paolo Bonzini's qemu session ("Live Disk Operations: Juggling
>>> Data and Trying to go Unnoticed") in LinuxCon Japan, and he adviced me
On Fri, Jun 8, 2012 at 2:19 PM, Jeff Cody wrote:
> On 06/08/2012 08:42 AM, Stefan Hajnoczi wrote:
>> On Thu, Jun 7, 2012 at 3:14 PM, Jeff Cody wrote:
>>> On 06/07/2012 02:19 AM, Taisuke Yamada wrote:
>> We want to commit snap1.qcow2 down into vm001.img while the guest is running:
>>
>> vm001.img
On 06/08/2012 09:53 AM, Stefan Hajnoczi wrote:
> On Fri, Jun 8, 2012 at 2:19 PM, Jeff Cody wrote:
>> On 06/08/2012 08:42 AM, Stefan Hajnoczi wrote:
>>> On Thu, Jun 7, 2012 at 3:14 PM, Jeff Cody wrote:
On 06/07/2012 02:19 AM, Taisuke Yamada wrote:
>>> We want to commit snap1.qcow2 down into v
Am 08.06.2012 16:32, schrieb Jeff Cody:
> On 06/08/2012 09:53 AM, Stefan Hajnoczi wrote:
>> On Fri, Jun 8, 2012 at 2:19 PM, Jeff Cody wrote:
>>> On 06/08/2012 08:42 AM, Stefan Hajnoczi wrote:
Note that block-commit cannot work on the top-most image since the
guest is still writing to tha
On 06/08/2012 12:11 PM, Kevin Wolf wrote:
> Am 08.06.2012 16:32, schrieb Jeff Cody:
>> On 06/08/2012 09:53 AM, Stefan Hajnoczi wrote:
>>> On Fri, Jun 8, 2012 at 2:19 PM, Jeff Cody wrote:
On 06/08/2012 08:42 AM, Stefan Hajnoczi wrote:
> Note that block-commit cannot work on the top-most im
Am 08.06.2012 19:46, schrieb Jeff Cody:
> On 06/08/2012 12:11 PM, Kevin Wolf wrote:
>> Am 08.06.2012 16:32, schrieb Jeff Cody:
>>> On 06/08/2012 09:53 AM, Stefan Hajnoczi wrote:
On Fri, Jun 8, 2012 at 2:19 PM, Jeff Cody wrote:
> On 06/08/2012 08:42 AM, Stefan Hajnoczi wrote:
>> Note t
On 06/08/2012 01:57 PM, Kevin Wolf wrote:
> Am 08.06.2012 19:46, schrieb Jeff Cody:
>> On 06/08/2012 12:11 PM, Kevin Wolf wrote:
>>> Am 08.06.2012 16:32, schrieb Jeff Cody:
On 06/08/2012 09:53 AM, Stefan Hajnoczi wrote:
> On Fri, Jun 8, 2012 at 2:19 PM, Jeff Cody wrote:
>> On 06/08/20
Am 08.06.2012 20:33, schrieb Jeff Cody:
> On 06/08/2012 01:57 PM, Kevin Wolf wrote:
>> Am 08.06.2012 19:46, schrieb Jeff Cody:
>>> On 06/08/2012 12:11 PM, Kevin Wolf wrote:
Am 08.06.2012 16:32, schrieb Jeff Cody:
> On 06/08/2012 09:53 AM, Stefan Hajnoczi wrote:
>> On Fri, Jun 8, 2012 a
>> This split-image configration is done to keep VM I/Os on a SSD
>
> This is an interesting use case that I wasn't aware of yet. So you're
> not really interested in a snapshot here, but what you're trying to do
> is using the SSD as some sort of a cache, right?
Right. By splitting, not only I ca
On 06/08/2012 05:08 PM, Kevin Wolf wrote:
> Am 08.06.2012 20:33, schrieb Jeff Cody:
>> On 06/08/2012 01:57 PM, Kevin Wolf wrote:
>>> Am 08.06.2012 19:46, schrieb Jeff Cody:
On 06/08/2012 12:11 PM, Kevin Wolf wrote:
> Am 08.06.2012 16:32, schrieb Jeff Cody:
>> On 06/08/2012 09:53 AM, St
Il 08/06/2012 15:19, Jeff Cody ha scritto:
>> >
>> > This means copying allocated blocks from snap1.qcow2 and writing them
>> > into vm001.img. Once this process is complete it is safe to delete
>> > snap1.qcow2 since all data is now in vm001.img.
> Yes, this is the same as what we are wanting to
Il 08/06/2012 19:57, Kevin Wolf ha scritto:
>> >
>> > I agree, doing it like mirroring for new writes on the top layer makes
>> > sense, as long as you are willing to violate the (optional) speed
>> > parameter. I wouldn't think violating the speed parameter in that case
>> > would be an issue, a
Am 09.06.2012 18:52, schrieb Jeff Cody:
> On 06/08/2012 05:08 PM, Kevin Wolf wrote:
>> Am 08.06.2012 20:33, schrieb Jeff Cody:
>>> On 06/08/2012 01:57 PM, Kevin Wolf wrote:
The question is what the speed parameter really means for a live commit
block job (or for an active mirror). I think
Am 10.06.2012 18:10, schrieb Paolo Bonzini:
> Il 08/06/2012 19:57, Kevin Wolf ha scritto:
I agree, doing it like mirroring for new writes on the top layer makes
sense, as long as you are willing to violate the (optional) speed
parameter. I wouldn't think violating the speed par
Il 11/06/2012 09:59, Kevin Wolf ha scritto:
> I agree, doing it like mirroring for new writes on the top layer
> makes
> sense, as long as you are willing to violate the (optional) speed
> parameter. I wouldn't think violating the speed parameter in that
>
On Fri, Jun 8, 2012 at 6:46 PM, Jeff Cody wrote:
> On 06/08/2012 12:11 PM, Kevin Wolf wrote:
>> Am 08.06.2012 16:32, schrieb Jeff Cody:
>>> On 06/08/2012 09:53 AM, Stefan Hajnoczi wrote:
On Fri, Jun 8, 2012 at 2:19 PM, Jeff Cody wrote:
> On 06/08/2012 08:42 AM, Stefan Hajnoczi wrote:
>>>
Am 11.06.2012 14:09, schrieb Stefan Hajnoczi:
> On Fri, Jun 8, 2012 at 6:46 PM, Jeff Cody wrote:
>> On 06/08/2012 12:11 PM, Kevin Wolf wrote:
>>> Am 08.06.2012 16:32, schrieb Jeff Cody:
On 06/08/2012 09:53 AM, Stefan Hajnoczi wrote:
> On Fri, Jun 8, 2012 at 2:19 PM, Jeff Cody wrote:
On Mon, Jun 11, 2012 at 1:50 PM, Kevin Wolf wrote:
> Am 11.06.2012 14:09, schrieb Stefan Hajnoczi:
>> On Fri, Jun 8, 2012 at 6:46 PM, Jeff Cody wrote:
>>> On 06/08/2012 12:11 PM, Kevin Wolf wrote:
Am 08.06.2012 16:32, schrieb Jeff Cody:
> On 06/08/2012 09:53 AM, Stefan Hajnoczi wrote:
>>
On 06/11/2012 10:24 AM, Stefan Hajnoczi wrote:
> On Mon, Jun 11, 2012 at 1:50 PM, Kevin Wolf wrote:
>> Am 11.06.2012 14:09, schrieb Stefan Hajnoczi:
>>> On Fri, Jun 8, 2012 at 6:46 PM, Jeff Cody wrote:
On 06/08/2012 12:11 PM, Kevin Wolf wrote:
> Am 08.06.2012 16:32, schrieb Jeff Cody:
>>
Il 11/06/2012 17:37, Jeff Cody ha scritto:
> It sounds like Zhi Hui is working on live block commit patches, and
> Supriya is working on the bdrv_reopen() portion - I don't want to
> duplicate any effort, but if there is anything I can do to help with
> either of those areas, just let me know.
Is
On 2012年06月12日 03:12, Paolo Bonzini wrote:
Il 11/06/2012 17:37, Jeff Cody ha scritto:
It sounds like Zhi Hui is working on live block commit patches, and
Supriya is working on the bdrv_reopen() portion - I don't want to
duplicate any effort, but if there is anything I can do to help with
either
On Mon, Jun 11, 2012 at 4:37 PM, Jeff Cody wrote:
> On 06/11/2012 10:24 AM, Stefan Hajnoczi wrote:
>> On Mon, Jun 11, 2012 at 1:50 PM, Kevin Wolf wrote:
>>> Am 11.06.2012 14:09, schrieb Stefan Hajnoczi:
On Fri, Jun 8, 2012 at 6:46 PM, Jeff Cody wrote:
> On 06/08/2012 12:11 PM, Kevin Wol
On 06/12/2012 04:26 PM, Stefan Hajnoczi wrote:
On Mon, Jun 11, 2012 at 4:37 PM, Jeff Cody wrote:
On 06/11/2012 10:24 AM, Stefan Hajnoczi wrote:
On Mon, Jun 11, 2012 at 1:50 PM, Kevin Wolf wrote:
Am 11.06.2012 14:09, schrieb Stefan Hajnoczi:
On Fri, Jun 8, 2012 at 6:46 PM, Jeff Cody wrote:
On 2012年06月11日 23:37, Jeff Cody wrote:
On 06/11/2012 10:24 AM, Stefan Hajnoczi wrote:
On Mon, Jun 11, 2012 at 1:50 PM, Kevin Wolf wrote:
Am 11.06.2012 14:09, schrieb Stefan Hajnoczi:
On Fri, Jun 8, 2012 at 6:46 PM, Jeff Cody wrote:
On 06/08/2012 12:11 PM, Kevin Wolf wrote:
Am 08.06.2012 16
On 06/14/2012 10:23 AM, Zhi Hui Li wrote:
> On 2012年06月11日 23:37, Jeff Cody wrote:
>> On 06/11/2012 10:24 AM, Stefan Hajnoczi wrote:
>>> On Mon, Jun 11, 2012 at 1:50 PM, Kevin Wolf wrote:
Am 11.06.2012 14:09, schrieb Stefan Hajnoczi:
> On Fri, Jun 8, 2012 at 6:46 PM, Jeff Cody wrote:
>>>
On 06/14/2012 07:59 PM, Jeff Cody wrote:
On 06/14/2012 10:23 AM, Zhi Hui Li wrote:
On 2012年06月11日 23:37, Jeff Cody wrote:
On 06/11/2012 10:24 AM, Stefan Hajnoczi wrote:
On Mon, Jun 11, 2012 at 1:50 PM, Kevin Wolf wrote:
Am 11.06.2012 14:09, schrieb Stefan Hajnoczi:
On Fri, Jun 8, 2012 at 6
On 06/14/2012 11:58 PM, Supriya Kannery wrote:
On 06/14/2012 07:59 PM, Jeff Cody wrote:
On 06/14/2012 10:23 AM, Zhi Hui Li wrote:
On 2012年06月11日 23:37, Jeff Cody wrote:
On 06/11/2012 10:24 AM, Stefan Hajnoczi wrote:
On Mon, Jun 11, 2012 at 1:50 PM, Kevin Wolf wrote:
Am 11.06.2012 14:09, schr
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