In my case I made some mistake while profiling my code... turns ot
that for some reason the database access got really slow. I switched
the database drivers (from jtds to the microsoft jdbc driver for sql
server) and everything went back to normal.

On Sep 30, 8:20 pm, Manuel <[EMAIL PROTECTED]> wrote:
> Has anyone figured what is going..  I am experiencing same problems..
> everything seems slower.
>
> On Sep 18, 4:59 am, hbatista <[EMAIL PROTECTED]> wrote:
>
>
>
> > Thanks for the suggestion, but changing data types didn't help.
> > I did not profile my code, but the observed behavior is:
> > 1. RPC call is made
> > 2. server side method runs and returns (quickly!)
> > 3. ... huge delay with no CPU activity ...
> > 4. finally client side onSuccess() RPC callback runs
>
> > What could be happening on step 3 ?
>
> > I took a quick look at the serializer source code, but it's too
> > different from 1.4.60 to compare side by side.
>
> > On Sep 18, 2:06 am, Tim <[EMAIL PROTECTED]> wrote:
>
> > > not sure, but maybe there are some datatype penalty issues (long vs
> > > double etc). Did you profile your server side code?
>
> > > On Sep 17, 10:28 am, hbatista <[EMAIL PROTECTED]> wrote:
>
> > > > Hi,
> > > > I've just upgraded one of my projects from 1.4.60 to1.5.2, and
> > > > everything went very smoothly, but...
> > > > when my application tries to fetch a large number of objects from the
> > > > server (via RPC, returns HashMap<Integer,xxx>, about 6000 entries) it
> > > > takes a very very long time!
>
> > > > Before the upgrade this was very fast (at least in Firefox and Chrome,
> > > > not in IE).
>
> > > > Strangely, while waiting for the RPC call to return there is NO cpu
> > > > activity...
>
> > > > For me this seems related to some deep changes in the serialization
> > > > code (taking a guess here), before the upgrade trying to fetch so many
> > > > records from the server would crash IE with 'JavaScript SyntaxError
> > > > exception: Out of memory', while now it works (good!) but is veryslow
> > > > in all browsers (bad!).
>
> > > > Can someone help me debug this problem?- Hide quoted text -
>
> > > - Show quoted text -- Hide quoted text -
>
> - Show quoted text -
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