[syslinux] Very slow download with pxelinux > 4.07 on specific hardware

Gene Cumm gene.cumm at gmail.com
Mon Mar 10 16:15:25 PDT 2014

On Mon, Mar 10, 2014 at 6:52 PM, Schlomo Schapiro <schlomo at schapiro.org> wrote:
> Hi,
> On 10 March 2014 18:13, Eric PEYREMORTE <eric.peyremorte at iut-valence.fr>wrote:
>> Ok i give up. I will stick with the old version version (4.07) which works
>> well with dell 380 and 790.
>> I tried to understand what happened between 4.07 and 5 but i don't have
>> the skill to understand low level c.
>> Seems that the memory management changed a lot, maybe the culprit. But as
>> many other things changed this is not obvious...
> sad to say, we have exactly the same problem. With HTTP downloads it is
> much worse, we could not find a stable and reliable version after 4.x.
> Sadly nobody wanted to fix our syslinux problem, even as paid development.
> I very much hope that the syslinux project will overcome these obstacles.
> It would be sad to see all the new development stay unused because if this.

It's also a balance of time.  While working on 4.10-pre*/5.10-pre*, I
found that some hardware misreports its behavior.  "Sure, Interrupts
work" but they don't is but one that I worked around on specific


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