[racket] deceptive perfomance for typed racket in integer division

FWIW, big GCs are usually multiple seconds. But minor collections are
in that neighborhood and those happen more randomly when running
inside DrRacket.

Robby

On Wed, Dec 12, 2012 at 7:12 AM, Pierpaolo Bernardi <olopierpa at gmail.com> wrote:
> On Tue, Dec 11, 2012 at 7:09 PM, Neil Toronto <neil.toronto at gmail.com> wrote:
>
>> I've had good success running DrRacket and selecting "No debugging or
>> profiling" and deselecting "Preserve stacktrace" in the Language dialog.
>> Most of the time, I get performance similar to command-line Racket. I think
>> the only significant difference between running a module in that environment
>> and running it using command-line Racket is that in DrRacket, GC pauses tend
>> to be longer because there's a larger heap.
>
> hmmmm... every time I tried, in the past, I got significantly slower
> times in DrRacket, with "No debugging" and "no stacktrace".
>
> In this particular occasion I obtained around 20s when I tried in
> DrRacket the first time. Then, I got always around 10s.
>
> Probably I hit a big gc the first time.  hmmmm...
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