On Thu, Mar 26, 2009 at 9:46 AM, -Lord-67 <-lord...@web.de> wrote: > > First of all: Hi to everyone! > > I'm new to GWT and just programming my first app. Since i've some > experience in Java it's not a big problem, but in this case i am stuck > and hopefully someone can help me. > > In my app i make a RPC: On server side i get some data out of a > database and save it into an array of type String. Up to 10.000 > Strings atm, later on maybe up to 50.000. It is no problem so far. The > server is handling this really fast. I measured 5 RPCs with about 500 > Strings each and it took less time than 200 milliseconds each (SQL > Statement + creating the array). > > The problem now is: I have to wait 5 SECONDS to get the results of the > RPC (the String[] created on the server) on the client side so i can > do something with them. Regarding the overall time i measured, these 5 > seconds are more than 75% of the time which my app needs. Is it > possible that the serialization and deserialization takes that much > time? I don't think so and i have no clue where this 5 seconds come > from. If someone has any ideas, solutions, suggestions on this problem > i would appreciate any help! > > Seems your bootleneck is in the browser. Javascript is not very fast. Try Chrome and if it is faster you can blame javascript . You can make chunks of 1000 Strings and update the UI in steps. The overwall performance (throughput) will be worse, but the speed perception will be much better (latency),
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