Hi Ikai

So if we catch a deadline exceeded is the instance recycled ? (I hope
not)

Just trying to understand when the instance will be recycled.  For
instance
if a deadlineexceeded occurs during imports then recycling is probably
good.

a deadlineexceeded during a query causing a recycling of the instance
would not be good.

Thanks

Tim

On Dec 3, 7:46 am, "Ikai Lan (Google)" <ikai.l+gro...@google.com>
wrote:
> Tim, it should be on any DeadlineExceededError.
>
> David, I don't have a diff. Is there anything in particular you are looking
> for?
>
> --
> Ikai Lan
> Developer Programs Engineer, Google App Engine
> Blogger:http://googleappengine.blogspot.com
> Reddit:http://www.reddit.com/r/appengine
> Twitter:http://twitter.com/app_engine
>
>
>
>
>
>
>
> On Thu, Dec 2, 2010 at 3:30 PM, Tim Hoffman <zutes...@gmail.com> wrote:
> > Hi Ikae
>
> > Can you elaborate on
>
> > In the Python runtime, an instance is killed and restarted when a
> > request
> >  handler hits DeadlineExceededError. This should fix an issue related
> > to
> >  intermittent SystemErrors using Django.
> >    http://code.google.com/p/googleappengine/issues/detail?id=772
>
> > Is this for any DeadlineExceededError or only uncaught ones ?
>
> > Thanks
>
> > Tim
>
> > On Dec 3, 4:14 am, "Ikai Lan (Google)" 
> > <ikai.l+gro...@google.com<ikai.l%2bgro...@google.com>
>
> > wrote:
> > > Hey everyone,
>
> > > Version 1.4.0 is officially released! Documentation will go live shortly.
> > In
> > > the meantime, check out our blog post:
>
> > >http://googleappengine.blogspot.com/2010/12/happy-holidays-from-app-e...
>
> > > Release notes are below:
>
> > > Python
> > > ------------
> > > - The Always On feature allows applications to pay and keep 3 instances
> > of
> > > their
> > >   application always running, which can significantly reduce application
> > >   latency.
> > > - Developers can now enable Warmup Requests. By specifying  a handler in
> > an
> > >   app's app.yaml, App Engine will attempt to send a Warmup Request to
> > > initialize
> > >   new instances before a user interacts with it. This can reduce the
> > latency
> > > an
> > >   end-user sees for initializing your application.
> > > - The Channel API is now available for all users.
> > > - Task Queue has been officially released, and is no longer an
> > experimental
> > >   feature. The API import paths that use 'labs' have been deprecated.
> > Task
> > > queue
> > >   storage will count towards an application's overall storage quota, and
> > > will
> > >   thus be charged for.
> > > - The deadline for Task Queue and Cron requests has been raised to 10
> > > minutes.
> > >   Datastore and API deadlines within those requests remain unchanged.
> > > - For the Task Queue, developers can specify task retry_parameters in
> > their
> > >   queue.yaml.
> > > - Apps that have enabled billing are allowed up to 100 queues with the
> > Task
> > >   Queue API.
> > > - Metadata Queries on the datastore for datastore kinds, namespaces, and
> > > entity
> > >   properties are available.
> > > - URLFetch allowed response size has been increased, up to 32 MB. Request
> > > size
> > >   is still limited to 1 MB.
> > > - The request and response sizes for the Images API have been increased
> > to
> > >   32 MB.
> > > - The total size of Memcache batch operations is increased to 32 MB. The
> > 1
> > > MB
> > >   limit on individual Memcache objects still applies.
> > > - The attachment size for outgoing emails has been increased from 1 MB to
> > 10
> > > MB.
> > >   The size limit for incoming emails is still 10 MB.
> > > - Size and quantity limits on datastore batch get/put/delete operations
> > have
> > >   been removed. Individual entities are still limited to 1 MB, but your
> > app
> > > may
> > >   batch as many entities together for get/put/delete calls as the overall
> > >   datastore deadline will allow for.
> > > - When iterating over query results, the datastore will now
> > asynchronously
> > >   prefetch results, reducing latency in many cases by 10-15%.
> > > - The Admin Console Blacklist page lists the top blacklist rejected
> > > visitors.
> > > - The automatic image thumbnailing service supports arbitrary crop sizes
> > up
> > > to
> > >   1600px.
> > > - Overall average instance latency in the Admin Console is now a weighted
> > >   average over QPS per instance.
> > > - The developer who uploaded an app version can download that version's
> > code
> > >   using the appcfg.py download_app command. This feature can be disabled
> > on
> > >   a per application basis in the admin console, under the 'Permissions'
> > tab.
> > >   Once disabled, code download for the application CANNOT be re-enabled.
> > > - Fixed an issue where custom Admin Console pages did not work for Google
> > >   Apps for your Domain users.
> > > - In the Python runtime, an instance is killed and restarted when a
> > request
> > >   handler hits DeadlineExceededError. This should fix an issue related to
> > >   intermittent SystemErrors using Django.
> > >    http://code.google.com/p/googleappengine/issues/detail?id=772
> > > - Allow Django initialization to be moved to appengine_config.py to avoid
> > >   Django version conflicts when mixing webapp.template with pure Django.
> > >    http://code.google.com/p/googleappengine/issues/detail?id=1758
> > > - Fixed an issue with OpenId over SSL.
> > >  http://code.google.com/p/googleappengine/issues/detail?id=3393
> > > - Fixed an issue on the dev_appserver where login/logout code didn't work
> > > using
> > >   Python 2.6.
> > >    http://code.google.com/p/googleappengine/issues/detail?id=3566
> > > - Fixed an issue in the dev_appserver where get_serving_url did not work
> > >   for transparent, cropped PNGs:
> > >    http://code.google.com/p/googleappengine/issues/detail?id=3887
> > > - Fixed an issue with the DatastoreFileStub.
> > >    http://code.google.com/p/googleappengine/issues/detail?id=3895
>
> > > Java
> > > ---------
> > > - The Always On feature allows applications to pay and keep 3 instances
> > of
> > > their
> > >   application always running, which can significantly reduce application
> > >   latency.
> > > - Developers can now enable Warmup Requests. By specifying  a handler in
> > an
> > >   app's appengine-web.xml, App Engine will attempt to send a Warmup
> > Request
> > > to
> > >   initialize new instances before a user interacts with it. This can
> > reduce
> > > the
> > >   latency an end-user sees for initializing your application.
> > > - The Channel API is now available for all users.
> > > - Task Queue has been officially released, and is no longer an
> > experimental
> > >   feature. The API import paths that use 'labs' have been deprecated.
> > Task
> > > queue
> > >   storage will count towards an application's overall storage quota, and
> > > will
> > >   thus be charged for.
> > > - The deadline for Task Queue and Cron requests has been raised to 10
> > > minutes.
> > >   Datastore and API deadlines within those requests remain unchanged.
> > > - For the Task Queue, developers can specify task retry-parameters in
> > their
> > >   queue.xml.
> > > - Apps that have enabled billing are allowed up to 100 queues with the
> > Task
> > >   Queue API.
> > > - Metadata Queries on the datastore for datastore kinds, namespaces, and
> > > entity
> > >   properties are available.
> > > - URL Fetch allowed response size has been increased, up to 32 MB.
> > Request
> > > size
> > >   is still limited to 1 MB.
> > > - The request and response sizes for the Images API have been increased
> > to
> > >   32 MB.
> > > - The total size of Memcache batch operations is increased to 32 MB. The
> > 1
> > > MB
> > >   limit on individual Memcache objects still applies.
> > > - The attachment size for outgoing emails has been increased from 1 MB to
> > 10
> > > MB.
> > >   The size limit for incoming emails is still 10 MB.
> > > - Size and quantity limits on datastore batch get/put/delete operations
> > have
> > >   been removed. Individual entities are still limited to 1 MB, but your
> > app
> > > may
> > >   batch as many entities together for get/put/delete calls as the overall
> > >   datastore deadline will allow for.
> > > - When iterating over query results, the datastore will now
> > asynchronously
> > >   prefetch results, reducing latency in many cases by 10-15%.
> > > - The Admin Console Blacklist page lists the top blacklist rejected
> > > visitors.
> > > - The automatic image thumbnailing service supports arbitrary crop sizes
> > up
> > > to
> > >   1600px.
> > > - Overall average instance latency in the Admin Console is now a weighted
> > >   average over QPS per instance.
> > > - Added a low-level AysncDatastoreService for making calls to the
> > datastore
> > >   asynchronously.
> > > - Added a getBodyAsBytes() method to QueueStateInfo.TaskStateInfo, this
> > > returns
> > >   the body of the task state as a pure byte-string.
> > > - The whitelist has been updated to include all classes from
> > javax.xml.soap.
> > > - Fixed an issue sending email to multiple recipients.
> > >    http://code.google.com/p/googleappengine/issues/detail?id=1623
> > > - Revert the default logging level during GWT hosted mode back to INFO.
> > >    http://code.google.com/p/googleappengine/issues/detail?id=4011
> > > - Fixed an issue with OpenId over SSL.
> > >  http://code.google.com/p/googleappengine/issues/detail?id=3393
>
> > > I'll update this thread again when documentation is live. Auto-updaters
> > will
> > > also go live shortly.
>
> > > --
> > > Ikai Lan
> > > Developer Programs Engineer, Google App Engine
> > > Blogger:http://googleappengine.blogspot.com
> > > Reddit:http://www.reddit.com/r/appengine
> > > Twitter:http://twitter.com/app_engine
>
> > --
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> > .
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