Re: [Qemu-devel] [patch] Poor user-net performance.

[Juergen Lock]

On Tue, Dec 20, 2005 at 09:14:09PM +0000, Paul Brook wrote:
> On Tuesday 20 December 2005 20:56, Juergen Lock wrote:
> > On Sun, Dec 18, 2005 at 11:28:27PM +0000, Paul Brook wrote:
> > > Teaching the slirp code how to do tcp backoff/window scaling is probably
> > > a fair amount of work.  The easy alternative is to throttle the slirp
> > > output when we know the card's buffers are full. slirp has a convenient
> > > hook for this, so it's a matter of adding the hooks to the hardware
> > > emulation.
> >
> > Hmm is the patch supposed to work for i386 guests too?  I get no dhcp
> > response and network unreachable when i try to ssh to the host from the
> > guest after manually ifconfig'ing, seem like the ne2k doesn't receive
> > any packets.  (FreeBSD/i386 host, linux i386 guest - kanotix livecd iso).
> > The same works normally without the patch.
> 
> Oops. Updated patch should fix this. It was a dumb error in the ne2k code.

:)

 Updated patch works, thanx, I get nearly 2 MB/sec host to guest over smb
now.  (And I'm adding the patch to the FreeBSD port.)