Hi Jeff,

Currently Always-On will keep 3 instances running all the time, but when you
have lots of traffic it will bring up as many instances as are needed to
serve the traffic.  Setting the min idle instances to 1 will keep 1 instance
running all the time, and when your traffic comes up it will start to spin
up more instances to serve that traffic.  Setting the max idle instances to
1 will mean that when you have a larger surge of traffic coming, we will
only ever spin up 1 more instance at a time to serve that traffic.
 Currently the scheduler will sometimes spin up and keep up multiple
instances if it looks like the traffic needs it.  If you have an application
that will only get large amounts of traffic during certain timeframes, I
think your plan sounds good, other than during the even I might change max
instances to 3 or 4 rather than 1.

Hope that helps!

Greg

On Thu, Sep 1, 2011 at 8:27 AM, Jeff Deskins <[email protected]> wrote:

> Greg - If you have both min and max idle instance set to one - would that
> be similar to always-on but within the one-instance per 24hr free quota for
> a paid app?
>
> My app is primarily used during sporting events and would only need the one
> instance always-on the rest of the time.  I would be paying for the extra
> instances being used when traffic peaks to n-pages per sec during the
> events.
>
> Right now, with always-on, it looks like I can't set the max idle instances
> below three and would be paying for extra instances that I wouldn't need
> majority of the time.
>
> Thanks for any clarification,
> Jeff
>
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