maybe you'd better run hitting an action class, not a simple jsp page. On Thu, Mar 4, 2010 at 11:01 AM, Wong <lhw...@gmail.com> wrote:
> > > > I used to run cron to make request every 1 min to a jsp which only > write out a line of text. I uses a HttpSessionListener to listen for > any "loading request"/startup. Even ping every 1 min the loading > request still happens. I still got 500 error due to the request CPU is > is over the limit. > > > On Mar 4, 10:21 am, yjun hu <itswa...@gmail.com> wrote: > > Can anyone confirm that Spring MVC version 2.5.6 is working fine on > > GAE? > > > > No, the same problem is also in spring2.5 > > > > there is no better way to avoid that, you can try to run cron job to make > > your application reactive . > > > > Hitting a url every 1 miute, i did this ,that's all i did. > > > > > > > > On Thu, Mar 4, 2010 at 10:16 AM, Wong <lhw...@gmail.com> wrote: > > > > > This problem normally happens "In the case of loading requests, > > > though, the execution time is artificially longer due to the extra > > > application initialization required.". > > > > >http://code.google.com/appengine/kb/java.html#Do_I_Need_To_Be_Concern. > .. > > > > > I am using Spring MVC version 3.0.0 RC1. I can't really do much to > > > reduce the "loading request" or application/framework initialization > > > time. And, since this is a hard limit, I think I can't do anything > > > other than switching to other framework or plain servlet. However, I > > > also see a lot of posts by other on "loading request" issue even in > > > plain servlet. > > > > >http://groups.google.com/group/google-appengine-java/browse_thread/th. > .. > > > > > Can anyone confirm that Spring MVC version 2.5.6 is working fine on > > > GAE? > > > > > On Mar 4, 9:51 am, gholler <georgehol...@gmail.com> wrote: > > > > No, the 30 second limit is a hard limit. If a request can't finish in > > > > 30 seconds (or somewhat earlier), you get an exception. You then have > > > > an undetermined amount of time before the app engine kills your > > > > request and returns a 500 status code. You wouldn't happen to be > using > > > > Spring, would you? > > > > > > On Mar 3, 7:57 pm, Wong <lhw...@gmail.com> wrote: > > > > > > > Hi, > > > > > > > I am using Spring MVC. The application being cycled out overly > > > > > aggressively (sometimes less than 1 min) > > > > > > > > http://groups.google.com/group/google-appengine-java/browse_thread/th. > > > .. > > > > > > > I register an HttpSessionListener to listen for "loading request" > > > > > which takes more than 20 seconds. > > > > > > > Due to the long loading request/cold start time, some requests hit > the > > > > > following HardDeadlineExceededError exception. > > > > > > > Log seen in my Admin Console: > > > > > com.google.apphosting.runtime.HardDeadlineExceededError: This > request > > > > > (eb11499c97029f78) started at 2010/03/03 16:41:08.062 UTC and was > > > > > still executing at 2010/03/03 16:41:37.260 UTC. > > > > > > > This request used a high amount of CPU, and was roughly 1.5 times > over > > > > > the average request CPU limit. High CPU requests have a small > quota, > > > > > and if you exceed this quota, your app will be temporarily > disabled. > > > > > > > I am currently on free quota. If I enable billing and set to higher > > > > > CPU quota, will I be able to avoid the HardDeadlineExceededError > > > > > problem? > > > > > -- > > > 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 > > > google-appengine-j...@googlegroups.com. > > > To unsubscribe from this group, send email to > > > google-appengine-java+unsubscr...@googlegroups.com<google-appengine-java%2bunsubscr...@googlegroups.com> > <google-appengine-java%2bunsubscr...@googlegroups.com<google-appengine-java%252bunsubscr...@googlegroups.com> > > > > > . > > > For more options, visit this group at > > >http://groups.google.com/group/google-appengine-java?hl=en. > > > > -- > > dream or truth > > -- > 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 > google-appengine-j...@googlegroups.com. > To unsubscribe from this group, send email to > google-appengine-java+unsubscr...@googlegroups.com<google-appengine-java%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/google-appengine-java?hl=en. > > -- dream or truth -- 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 google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
