[syslinux] Syslinux 4.04 gpxelinux.0 http performance problem with VMware VMs

[Pasi Kärkkäinen]

On Tue, May 08, 2012 at 12:00:32PM -0700, H. Peter Anvin wrote:
> On 05/08/2012 11:51 AM, Pasi Kärkkäinen wrote:
> > 
> > And one more mail to my monologue.. 
> > 
> > After the PXE boot in the VM is complete and I transfer the *same* file over http
> > from *Linux*, I don't get (almost) any TCP retransmits! 
> > 
> > So the big amount of TCP retransmits is only happening when pxelinux.0 is downloading over http..
> > 
> 
> Yes, I've seen this on hardware too... the PXE stack receiver briefly
> stops responding.  I don't know if it is a pxelinux bug, a lwIP bug, or
> a firmware bug...
> 

Ok, good that I'm not the only one seeing those.
Any tweaks I could/should try? 

Thanks,

-- Pasi

> 	-hpa
> 
> -- 
> H. Peter Anvin, Intel Open Source Technology Center
> I work for Intel.  I don't speak on their behalf.
> 
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