> Is it 12MB of code or are you using modules to store data?
Yes. It is code.
> If it's code then it might be possible to look at only importing the modules
> as they're needed.
It is impossible because we pack in that way framework. Our
application is little but it uses that framework.
On 17 Вер, 12:20, "Tom Kermode" <[EMAIL PROTECTED]> wrote:
> Is it 12MB of code or are you using modules to store data? If it's code
> then it might be possible to look at only importing the modules as they're
> needed. If it's data it might be beter to work out how to get it into the
> datastore and only access the bits you need when you need them.
>
> I would first try to find a way to avoid loading the 12MB because you can't
> rely on it staying in memory between requests.
>
> 2008/9/16 Tony Arkles <[EMAIL PROTECTED]>
>
>
>
> > Sorry, by "light load" I mean "infrequent traffic". If there is only
> > 1 request every few minutes, it's not likely that GAE will be keeping
> > an instance of your app in memory. As traffic increases, you're much
> > more likely to have your app stay running.
>
> > 12MB worth of modules does seem pretty large though... This must be a
> > pretty elaborate app!
>
> > On Sep 16, 9:12 am, Микола <[EMAIL PROTECTED]> wrote:
> > > > How are you identifying that it's reloading?
>
> > > We use own zipimporter and when some imports done - it logs that.
>
> > > > If the load is really light, the instance might just be timing out and
> > > > getting killed before a 2nd request comes in.
>
> > > First load is very hard (imports are done from big archive (with zope)
> > > that splited to 24 archives (500kb each)). Further requests are light.
>
> > > On 16 Вер, 17:43, Tony Arkles <[EMAIL PROTECTED]> wrote:
>
> > > > How are you identifying that it's reloading?
>
> > > > If the load is really light, the instance might just be timing out and
> > > > getting killed before a 2nd request comes in.
>
> > > > On Sep 16, 4:55 am, Микола <[EMAIL PROTECTED]> wrote:
>
> > > > > Yes, we have main() function.
>
> > > > > On 15 Вер, 22:56, Tony Arkles <[EMAIL PROTECTED]> wrote:
>
> > > > > > Do you have a main() function?
>
> > > > > >http://code.google.com/appengine/docs/python/appcaching.html
>
> > > > > > On Sep 15, 1:44 pm, "Myroslav Opyr" <[EMAIL PROTECTED]>
> > wrote:
>
> > > > > > > Hi,
>
> > > > > > > thanks for hints. However while trying out complex app like
> > rietveld, all
> > > > > > > requests that happen to be close in time lands into same instance
> > of app.
> > > > > > > And it is quite strange for GAE to treat our application
> > differently, and
> > > > > > > reload it or spawn another instance of it. What is among criteria
> > that make
> > > > > > > GAE to reload app or spawn separate instance?
>
> > > > > > > FYI, spawning an instance involves loading a bunch of modules
> > that is quite
> > > > > > > slow in our case. We'd like to avoid extra instance reloads at
> > any price,
> > > > > > > i.e. we have application load request that is worth 24 regular
> > requests
> > > > > > > happening each 5th request! We'll be over CPU quota in no time.
>
> > > > > > > Load on application is minimal, i.e. it is being accessed only in
> > test
> > > > > > > purposes, thus "too many simultaneous requests" is quite not
> > probable.
>
> > > > > > > We came to conclusion that it either segfaults or is being killed
> > by GAE for
> > > > > > > some reason and restarted from scratch. What the reasons can be?
> > Anybody
> > > > > > > experienced similar behavior?
>
> > > > > > > Regards,
>
> > > > > > > m.
>
> > > > > > > 2008/9/15 Tom Kermode <[EMAIL PROTECTED]>
>
> > > > > > > > I believe you need to be prepared for GAE to have to load your
> > application
> > > > > > > > every single time someone requests any page on your website.
> > Sometimes GAE
> > > > > > > > will happen to have it cached, but this is not guaranteed. It
> > might be that
> > > > > > > > you hit a different machine in a different data centre with
> > each request.
>
> > > > > > > > Rather than thinking about the app being run and subsequent
> > requests going
> > > > > > > > to the same instance until it stops running, you need to think
> > of separate
> > > > > > > > requests always going to a new instance, unless you're lucky
> > and they happen
> > > > > > > > to go to a cached one.
>
> > > > > > > > Cheers,
> > > > > > > > Tom
>
> > > > > > > > 2008/9/15 Микола <[EMAIL PROTECTED]>
>
> > > > > > > >> Hi,
>
> > > > > > > >> I'm trying to run my application at GAE. At first request GAE
> > loads it
> > > > > > > >> to memory (creates instance). Subsequent requests goes to
> > instance of
> > > > > > > >> my application loaded to memory. But when there is five (more
> > or less)
> > > > > > > >> requests processed GAE reload my application. I know that
> > there are
> > > > > > > >> following reasons when GAE restarts applications:
> > > > > > > >> * when an error occurred but at dashboard/Logs i don't see
> > any errors
> > > > > > > >> * if its average load is big (my app is 23.9 times over the
> > average
> > > > > > > >> request CPU limit, when it is being loaded) however subsequent
> > > > > > > >> requests don't have warnings in log.
>
> > > > > > > >> Do anybody have any hints of why GAE reloads my application?
> > Should I
> > > > > > > >> submit this question as bug/issue in GAE Issue Tracker?
>
> > > > > > > >> Regards,
>
> > > > > > > >> crchemist.
>
> > > > > > > >> P.S. Sorry for repost.
>
> > > > > > > --
>
> > .....................................................................................................
> > > > > > > Myroslav Opyr ▪ CTO ▪ Quintagroup ▪
> >http://quintagroup.com
>
> > ˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙˙
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