On Oct 2, 8:25 am, Tapir <[email protected]> wrote:
> On Oct 2, 8:18 am, Tapir <[email protected]> wrote:
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> > On Oct 2, 8:07 am, Tapir <[email protected]> wrote:
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> > > Instances help QPS*     Latency*        Requests        Errors  Age     
> > > Memory
> > > Availability
> > > 0.083   95.2 ms         57      0       0:16:14         83.9 MBytes     
> > > Dynamic Icon Dynamic
> > > 0.000   0.0 ms  1       0       0:18:28         79.9 MBytes     Dynamic 
> > > Icon Dynamic
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> > My app just encountered a long slow loading: here is new instances
> > Instances help QPS*     Latency*        Requests        Errors  Age     
> > Memory
> > Availability
> > 0.050   14589.0 ms      1       0       0:00:26         80.8 MBytes     
> > Dynamic Icon Dynamic
> > 0.000   0.0 ms  2       0       0:31:51         80.0 MBytes     Dynamic 
> > Icon Dynamic
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> > You will find gae instance scheduler is not willing to using the idle
> > instance, but tries to create an instance and let the visitor wait 15
> > seconds to load the page.
> > There MUST be a big problem in the instance schedule!
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> Another long loading, the instance scheduler is still not willing to
> use the idle instance but lets the visitor wait for 12 seconds.
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> Instances help QPS*     Latency*        Requests        Errors  Age     Memory
> Availability
> 0.050   11925.0 ms      1       0       0:00:27         75.7 MBytes     
> Dynamic Icon Dynamic
> 0.000   0.0 ms  2       0       0:41:08         80.0 MBytes     Dynamic Icon 
> Dynamic
I really don't understand why gae will create 2 instances for my app
even if I set the "Max Idle Instances" with 1.
In fact, my app runs better with one instances than 2 instances, under
the current instance scheduler implementation.

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> > > GAE docs says:
> > > (http://code.google.com/appengine/docs/adminconsole/
> > > performancesettings.html#Setting_the_Number_of_Idle_Instances)
> > > ... You will not be charged for instances over the specified maximum.
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> > > Google will only charge me one of the running instances?

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