Xen save/resume with XENHVM kernel

Scott Burns scott at bqinternet.com
Thu Jul 21 17:15:20 UTC 2011


On 7/20/11 11:43 PM, Colin Percival wrote:
> On 07/20/11 15:50, Scott Burns wrote:
>> I see in sys/dev/xen/blkfront/blkfront.c that the blkfront_resume()
>> function is not implemented, and there are also some notes about it in
>> blkif_recover().  Is anyone currently working on this?  Is there a hack
>> I could use to get live migration working, even if it's not under ideal
>> conditions?
>
> I'm not aware of any ongoing work on this.  Most of the places where FreeBSD is
> being used with Xen don't use live migration.

I use live migration so that I can upgrade hardware or do maintenance 
without needing to shut down VMs.  Xen + DRBD makes for a nice little 
cloud setup.

--
Scott Burns
System Administrator
BQ Internet Corporation


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