Data is returned in development almost instantly. In production, the
error is returned after about 4 seconds. I get the datastore error
long before 30 seconds.
On Apr 29, 9:08 am, Liang Zhao <alpha....@gmail.com> wrote:
> Each request can only run 30 seconds in server side,
>
> but in development server, there is no limitation on it...
>
>
>
>
>
> On Wed, Apr 29, 2009 at 11:56 PM, tayknight <taykni...@gmail.com> wrote:
>
> > And, I should add, this works perfecty (and quickly) from the
> > development server's datastore.
>
> > On Apr 29, 8:31 am, tayknight <taykni...@gmail.com> wrote:
> >> I have a problem. I'm getting datastore timeouts when doing reads. The
> >> code finished about 5% of the time. The code looks like:
>
> >> alerts = Alert.all().filter('expires >= ', datetime.datetime.now())
> >> # ge active alerts
> >> for alert in alerts:
> >> #get the db.Keys from the ListProperty
> >> zones = ZoneMaster.get(alert.zones)
> >> for zone in zones:
> >> if zone:
> >> #get the users for this zone
> >> if zone.siteusers:
> >> us = SiteUser.get(zone.siteusers)
> >> for u in us:
> >> if u:
> >> self.response.out.write(u.name + '<br />')
>
> >> The Model looks like:
> >> class Alert(db.Model):
> >> effective = db.DateTimeProperty()
> >> expires = db.DateTimeProperty()
> >> zones = db.ListProperty(db.Key)
>
> >> class ZoneMaster(db.Model):
> >> siteusers = db.ListProperty(db.Key)
>
> >> class SiteUser(db.Model):
> >> name = db.StringProperty()
> >> zone = db.ReferenceProperty(ZoneMaster)
>
> >> This code is repeatably timing out with a "Timeout: datastore timeout:
> >> operation took too long." error.
> >> I'm not doing any writes. All the reads are by key (that come from a
> >> ListProperty). Why would this be timing out?
>
> >> Thanks.
>
> --
>
> Cheers!
>
> Liang Zhao- Hide quoted text -
>
> - Show quoted text -
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