yeah I realized that. Since I was trying to read a big .csv file, I spit it to three parts and read it thrice.
thanks for the reply Jason. -Sanjith. On Wed, Nov 4, 2009 at 12:56 AM, Jason (Google) <apija...@google.com> wrote: > Hi Sanjith. All App Engine requests must return within 30 seconds or this > exception will be thrown. If you have a larger task, you can divide it into > several parts and execute these in separate tasks, but each task must also > return in 30 seconds or less. > > - Jason > > > On Sat, Oct 31, 2009 at 11:12 AM, Sanjith Chungath <csanj...@gmail.com>wrote: > >> in another word, is there a way to execute a server action through a >> normal server call or by tasks which can run more than 30 seconds? >> >> -Sanjith >> >> >> On Sat, Oct 31, 2009 at 12:40 AM, Sanjith Chungath <csanj...@gmail.com>wrote: >> >>> Hi all, >>> While executing a server method which talks to another system and >>> get details from there, I get a DeadlineExceededException at the >>> appengine. I don't have much control on the time taken by the other system. >>> I just call a method from an interface of that system and wait for the >>> response. What is the best practice in these situations? Below are the >>> exceptions that I got at server. >>> >>> javax.servlet.ServletContext log: Exception while dispatching incoming RPC >>> call >>> com.google.gwt.user.server.rpc.UnexpectedException: Service method 'public >>> abstract java.lang.String >>> com.sanchu.clicks.client.GreetingService.greetServer(java.lang.String)' >>> threw an unexpected exception: >>> com.google.apphosting.api.DeadlineExceededException: This request >>> (e737f449255620d0) started at 2009/10/29 18:30:43.480 UTC and was still >>> executing at 2009/10/29 18:31:12.207 UTC. >>> at >>> com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java:360) >>> at >>> com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:546) >>> at >>> com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:166) >>> at >>> com.google.gwt.user.server.rpc.RemoteServiceServlet.doPost(RemoteServiceServlet.java:86) >>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:713) >>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:806) >>> at >>> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1093) >>> at >>> com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java:35) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084) >>> at >>> com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084) >>> at >>> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360) >>> at >>> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) >>> at >>> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181) >>> at >>> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:712) >>> at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405) >>> at >>> com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java:238) >>> at >>> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139) >>> at org.mortbay.jetty.Server.handle(Server.java:313) >>> at >>> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:506) >>> at >>> org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:830) >>> at >>> com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java:76) >>> at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:381) >>> at >>> com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:139) >>> at >>> com.google.apphosting.runtime.JavaRuntime.handleRequest(JavaRuntime.java:239) >>> at >>> com.google.apphosting.base.RuntimePb$EvaluationRuntime$6.handleBlockingRequest(RuntimePb.java:5135) >>> at >>> com.google.apphosting.base.RuntimePb$EvaluationRuntime$6.handleBlockingRequest(RuntimePb.java:5133) >>> at >>> com.google.net.rpc.impl.BlockingApplicationHandler.handleRequest(BlockingApplicationHandler.java:24) >>> at com.google.net.rpc.impl.RpcUtil.runRpcInApplication(RpcUtil.java:363) >>> at com.google.net.rpc.impl.Server$2.run(Server.java:814) >>> at >>> com.google.tracing.LocalTraceSpanRunnable.run(LocalTraceSpanRunnable.java:56) >>> at >>> com.google.tracing.LocalTraceSpanBuilder.internalContinueSpan(LocalTraceSpanBuilder.java:516) >>> at com.google.net.rpc.impl.Server.startRpc(Server.java:769) >>> at com.google.net.rpc.impl.Server.processRequest(Server.java:351) >>> at >>> com.google.net.rpc.impl.ServerConnection.messageReceived(ServerConnection.java:437) >>> at >>> com.google.net.rpc.impl.RpcConnection.parseMessages(RpcConnection.java:319) >>> at >>> com.google.net.rpc.impl.RpcConnection.dataReceived(RpcConnection.java:290) >>> at com.google.net.async.Connection.handleReadEvent(Connection.java:436) >>> at >>> com.google.net.async.EventDispatcher.processNetworkEvents(EventDispatcher.java:762) >>> at >>> com.google.net.async.EventDispatcher.internalLoop(EventDispatcher.java:207) >>> at com.google.net.async.EventDispatcher.loop(EventDispatcher.java:101) >>> at >>> com.google.net.rpc.RpcService.runUntilServerShutdown(RpcService.java:251) >>> at >>> com.google.apphosting.runtime.JavaRuntime$RpcRunnable.run(JavaRuntime.java:396) >>> at java.lang.Thread.run(Unknown Source) >>> Caused by: com.google.apphosting.api.DeadlineExceededException: This >>> request (e737f449255620d0) started at 2009/10/29 18:30:43.480 UTC and was >>> still executing at 2009/10/29 18:31:12.207 UTC. >>> at sun.misc.Unsafe.park(Native Method) >>> at java.util.concurrent.locks.LockSupport.parkNanos(Unknown Source) >>> at >>> java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedNanos(Unknown >>> Source) >>> at >>> java.util.concurrent.locks.AbstractQueuedSynchronizer.tryAcquireSharedNanos(Unknown >>> Source) >>> at java.util.concurrent.CountDownLatch.await(Unknown Source) >>> at >>> com.google.net.rpc.util.RpcWaiter.waitForRpcsToFinish(RpcWaiter.java:96) >>> at com.google.apphosting.api.ApiProxy.makeSyncCall(ApiProxy.java:79) >>> at >>> com.google.appengine.api.urlfetch.URLFetchServiceImpl.fetch(URLFetchServiceImpl.java:40) >>> at com.aetrion.flickr.REST.get(REST.java:142) >>> at >>> com.aetrion.flickr.photosets.PhotosetsInterface.getPhotos(PhotosetsInterface.java:435) >>> at >>> com.aetrion.flickr.photosets.PhotosetsInterface.getPhotos(PhotosetsInterface.java:479) >>> at >>> com.sanchu.clicks.flickr.FlickrQuery.getAllPhotos(FlickrQuery.java:98) >>> at com.sanchu.clicks.datastore.LoadData.loadAllPhotos(LoadData.java:29) >>> at >>> com.sanchu.clicks.server.GreetingServiceImpl.greetServer(GreetingServiceImpl.java:18) >>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) >>> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) >>> at java.lang.reflect.Method.invoke(Method.java:40) >>> at >>> com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:527) >>> ... 43 more >>> >>> -Sanjith. >>> >>> >> >> >> > > > > --~--~---------~--~----~------------~-------~--~----~ 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-java@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 -~----------~----~----~----~------~----~------~--~---
