Re: [PATCH] tcp: Socket option to set congestion window

Andi Kleen
2010-05-26T17:33:52Z

Tom Herbert <therbert@google.com> writes:
>>
> Thanks to NAT, the concept of a network path or even host specific
> path is a weakened concept.  On the Internet this may be a path
> characteristic per client, which unfortunately has no visibility in
> the kernel other than per connection state.  When a single IP address
> may have thousands of hosts behind it, caching TCP parameters for that
> IP address is implicitly doing a huge aggregation-- probably dicey...

Yes all of Saudi-Arabia used to be (is?) one IP address...

Caching anything per IP is bogus.

-Andi

--
ak@linux.intel.com -- Speaking for myself only.