Firefox hangs in state 'kqread'

Laurent Sartran lsartran at
Thu Mar 17 10:24:27 PST 2005

On Wed, 16 Mar 2005 10:17:52 -0800 (PST), Matthew Dillon wrote:

> :The problem is very easy to reproduce by loading a big number of different 
> :sites in different tabs at the same time. I loaded every result returned 
> :by Google about "dragonfly bsd", and the browser froze just a few seconds 
> :after that.
>      It looks like a DNS issue.  Do it again and see if just before the kq
>      hang it also tries to send a DNS lookup request for e.g.
>      Doubleclick has always been problematic for me.  It got so bad that I
>      create a dummy master zone record for it in my named setup.
>      That said, there *IS* a network issue somewhere in the networking stack
>      which I can reproduce, and it could have something to do with the 
>      problem too.  I intend to find and fix it today.
> 					-Matt
> 					Matthew Dillon 
> 					<dillon at xxxxxxxxxxxxx>

Indeed, Opera hangs in kqread state just after sending a DNS lookup request, 
not especially for, but for every server it tries to 
connect to... whether the "Synchronous DNS" is enabled or not, BTW.


Laurent Sartran

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