Bug#578019: libwebkit-1.0-2: makes DNS query for every mouse movement

[Michael Gilbert]

On Sun, 18 Apr 2010 01:40:20 -0700 ian_bruce at fastmail.net wrote:

> On Sun, 18 Apr 2010 09:53:26 +0200
> Mike Hommey <mh at glandium.org> wrote:
> 
> >> Does tcpdump show the DNS query for the webhost when a page gets
> >> loaded?
> > 
> > Yes it does. Have you tried with another window manager ?
> 
> xfwm4 (v4.6.1-1) and metacity (v1:2.28.0-3) exhibit exactly the same
> behavior. Are there any others you would like me to try?
> 
> I don't really see why the window manager would have anything to do with
> it anyway. Either mouse movement events get reported to the window in
> question, or they don't. The real issue is, why WebKit (or whatever)
> feels compelled to make a DNS query for "." every time it receives a
> mouse move event.
> 
> As I already mentioned, neither Galeon nor Iceweasel have this problem;
> it seems to be WebKit-specific. But since you can't reproduce it, there
> must be some other dependency as well.

i suppose i am not able to reproduce it either.  i see a modest amount
of dns queries when the page is first loaded, then more queries when
links are moused over.  but i don't see the claimed activity for every
pixel moved by the mouse.

mike