[openstack-dev] deliver the vm-level HA to improve the business continuity with openstack
James Penick
penick at yahoo-inc.com
Mon Apr 14 18:51:35 UTC 2014
Enterprise!
We drive the ³VM=Cattle² message pretty hard. Part of onboarding a
property to our cloud, and allowing them to serve traffic from VMs is
explaining the transient nature of VMs. I broadcast the message that all
compute resources die, and if your day/week/month is ruined because of a
single compute instance going away, then you¹re doing something Very
Wrong. :)
-James
:)=
On 4/14/14, 11:05 AM, "Jay Pipes" <jaypipes at gmail.com> wrote:
>On Mon, 2014-04-14 at 10:56 -0700, Steven Dake wrote:
>> On 04/14/2014 10:46 AM, Tim Bell wrote:
>> > Can Heat control/monitor a VM which it has not created and restart it
>>(potentially on a different hypervisor with live migration) ?
>> >
>> > Tim
>> Tim,
>>
>> No it sure can't.
>
>But a 10-20 line shell script could, calling nova CLI commands.
>
>I think the point here is that we see pushes like this to treat VMs as
>pets and we've so far been able to successfully push back on these
>(anti)feature requests, pointing out that this kind of thing generally
>is antithetical to a utility cloud model and antithetical to the
>horizontal scale-out architecture that cloud espouses (i.e. don't have a
>single point of failure that requires this kind of setup).
>
>/me waits for someone to use the word "enterprise".
>
>-jay
>
>
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