Re: Development Mode performance with Chrome

From what I understand, chrome is slower in dev mode than all the
other browsers because of the process sandbox model used by chrome.

On Sep 15, 12:13 pm, "efs@2010" <edwinfsm...@gmail.com> wrote:
> I would like to echo the sentiment of this request and in a similar
> vein (and maybe this deserves a separate post) there is also an issue
> with the performance of Chrome in compiled mode in the following
> scenario:
>
> I am using WebGL and when creating very large Float32Arrays (of maybe
> 90,000 elements) it takes an exceptionally long time. I am creating
> only a few of these large arrays and it is instantaneous in Firefox
> (less than two seconds as I would expect) but takes 8 minutes(!) in
> the latest version of Chrome (and all previous versions). One thing
> that I observe during these 8 minutes is that the page fault rate
> (Windows XP) is about 160,000 page faults per second (for the entire 8
> minutes) for the Chrome process and the VMSize is going up and down
> all the time (varying from say 40MB to 50MB) instead of growing
> monotonically. It certainly seems to be some kind of O(n*n) problem
> and maybe even the garbage collector could be running as each element
> of the array is allocated? I don't know.
>
> Any ideas?
>
> Thanks, Ed
>
> On Sep 15, 6:34 am, Brian <hibr...@gmail.com> wrote:
>
>
>
> > Can Chrome be made faster in development mode?
>
> > I use Chrome as my default browser as I really like the development
> > tools, but it's slow with gwt development mode.  On a table cell,
> > there's a click handler.  The click handler displays a popup built
> > with UIBinder.  In development mode with Chrome (v 7.0.517.5), it
> > takes approx 3 seconds from click to seeing the popup.  With Firefox
> > (3.5.11) it's 'almost' instant -- fast enough anyway that it's not a
> > performance issue.
>
> > In Web Mode with everything compiled, Chrome is super fast again, no
> > issues at all.  The perf loss is only in Dev mode.
>
> > Any ideas?  Should I switch over to the production branch of chrome
> > (and thus lose speed tracer)?
>
> > -Brian

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