Great! I can definitely initialize synchronously. I was just worried that there may be an issue with my code that would only show up sporadically on the production app engine.
On Feb 10, 1:35 pm, Don Schwarz <[email protected]> wrote: > On Wed, Feb 10, 2010 at 3:09 PM, Spines <[email protected]> wrote: > > I get a deadlock on the development server. It happens about once > > every 4 times I startup my app. It happens at PMF.<clinit>:11 the > > first time I access my PMF class, which is just a copy paste of the > > example PMF class from > >http://code.google.com/appengine/docs/java/datastore/overview.html. > > Deeper down the call tree I can see that it is hung at > > Class.getDeclaredConstructors0. > > > We fixed this bug recently but it did not make it into the upcoming 1.3.1 > > release. It should be fixed in the next release after that. > > > What my app does is: upon loading of the home page, it simultaneously > > sends 5 jquery requests to the app. Each request takes about a second > > or two because it initializes a different thing, such as getting the > > PMF, or loading Spring, etc. > > > I'm not sure if it would also deadlock on the production app engine. > > No, this deadlock is limited to the DevAppServer. > > > Does anyone know what could cause this? Is the development server not > > meant to handle multiple simultaneous requests? Could this also be a > > potential situation on the production server? > > > Note: When I do all of the initializations synchronously instead of > > sending out requests simultaneously, everything works fine. > > > That makes sense. Can you use that as a workaround until 1.3.2 is > > released? > > Feel free to file a bug in the issue tracker. We'll update it when the fix > is rolled out. > > Thanks, > Don -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
