Create OpenStack VMs in few seconds
smooney at redhat.com
Thu Mar 25 14:53:29 UTC 2021
On 25/03/2021 14:47, Sean Mooney wrote:
> This is a demo of a third party extention that was never upstreamed.
> nova does not support create a base vm and then doing a local live
> migration or restore for memory snapshots to create another vm.
> this approch likely has several security implciations that would not
> be accpeatable in a multi tenant enviornment.
> we have disucssed this type of vm creation in the past and determined
> that it is not a valid implematnion of spawn. a virt driver that
> precreate vms or copys an existing instance can be faster but that
> virt driver is not considered a compliant implementation.
just to follow up on this see the note on vm launch
*Status: mandatory. *
*Notes: *Importing pre-existing running virtual machines on a host is
considered out of scope of the cloud paradigm. Therefore this operation
is mandatory to support in drivers.
the type of fast boot descibed in that video is not a valid implemation
of creating a server. instance.
> so in short there is no way to achive this today in a compliant
> openstack powered cloud.
> On 25/03/2021 12:21, open infra wrote:
>> I was looking for a way to provision and connect to VMs within a few
>> seconds and ended up in the OpenStack Summit demo on 'OpenStack
>> Virtual Machine Quickly Available in One Second'.
>> I highly appreciate if someone can provide a tutorial or related
>> documentation on how to achieve this?
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