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DateFri, 01 Feb 2008 16:37:22 +1030
FromDavid Newall <>
SubjectRe: cups slow on linux-2.6.24
David Miller wrote:
> From: David Newall <davidn@davidnewall.com>
> Date: Fri, 01 Feb 2008 11:17:14 +1030
>
> 
>> Patrick McHardy wrote:
>> 
>>> Jozsef Kadlecsik wrote:
>>> 
>>>> Strange, but there are a lot of incorrect checksum packets. How does
>>>> it come on the loopback interface?
>>>> 
>>> Loopback doesn't perform full checksumming, so thats expected.
>>> 
>> The question remains: How do loopback packets get incorrect checksum? 
>> Where and how can they get corrupted?
>> 
>
> There are zeros there, which is an incorrect checksum most
> of the time.
> 

I'm not debating that checksums are wrong. The question was how and
where? It's not as if there are any unreliable communication paths in a
loopback interface, so it's surprising that they could be wrong. How? Where?


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