No, the 30 second limit is a hard limit. If a request can't finish in
30 seconds (or somewhat earlier), you get an exception. You then have
an undetermined amount of time before the app engine kills your
request and returns a 500 status code. You wouldn't happen to be using
Spring, would you?

On Mar 3, 7:57 pm, Wong <[email protected]> wrote:
> Hi,
>
> I am using Spring MVC. The application being cycled out overly
> aggressively (sometimes less than 1 min)
>
> http://groups.google.com/group/google-appengine-java/browse_thread/th...
>
> I register an HttpSessionListener to listen for "loading request"
> which takes more than 20 seconds.
>
> Due to the long loading request/cold start time, some requests hit the
> following  HardDeadlineExceededError exception.
>
> Log seen in my Admin Console:
> com.google.apphosting.runtime.HardDeadlineExceededError: This request
> (eb11499c97029f78) started at 2010/03/03 16:41:08.062 UTC and was
> still executing at 2010/03/03 16:41:37.260 UTC.
>
> This request used a high amount of CPU, and was roughly 1.5 times over
> the average request CPU limit. High CPU requests have a small quota,
> and if you exceed this quota, your app will be temporarily disabled.
>
> I am currently on free quota. If I enable billing and set to higher
> CPU quota, will I be able to avoid the HardDeadlineExceededError
> problem?

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