Thursday, September 16, 2010

Re: Development Mode performance with Chrome

I echo these thoughts. Chrome is easily my favorite browser for
everything but testing my GWT apps in dev mode.

On Sep 16, 6:04 am, Sean <slough...@gmail.com> wrote:
> I'm not sure if this deserves it's own post either, but I can't stand
> using Chrome in dev mode because when Debugging Chrome constantly
> informs me that the plugin has stopped responding and do I want to
> kill it. Is there anyway to say Don't Tell Me Again for the rest of
> this page's session? Or for this address? Something?
>
> On Sep 15, 8:33 pm, Michael Kelley
>
>
>
> <kelley.pixelactive3d....@gmail.com> wrote:
> > I have a WebGL application as well that is very slow in development
> > mode.  Serialization takes minutes in development mode while it takes
> > seconds in compiled mode.
>
> > On Sep 15, 9:13 am, "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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