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Re: TCP control block interdependence

Subject: Re: TCP control block interdependence
From: Oumer Teyeb
Date: Fri, 03 Mar 2006 15:40:14 +0100
Newsgroups: linux.kernel
Thanks a lot Andi!
I checked ant the tcp_no_metrics_save is not available...
and it seems I am in luck, as the admins promised to provide me soon with a 2.6.12 server to play with...

Have a nice weekend,
Oumer

I checked, and on my laptop 2.4.28 kernel it is, but on 2.4.25 machines I

Andi Kleen wrote:

Oumer Teyeb <oumer@xxxxxxxxxx> writes:

From these I conclude that there is some TCP congestion control and
retransmission parameter caching, that is also time dependant....
and I want to disable it completley...

There is yes.

So in short do you know how to disable this control block
interdepence?

echo 1 > /proc/sys/net/ipv4/tcp_no_metrics_save

by the way I am using debian linux distribution and "uname -a" gives me
Linux 2.4.25-std #1 SMP Mon Mar 22 10:25:51 CET 2004 i686 unknown

I don't know if that sysctl was already in 2.4 and it's unclear
if it makes sense to do any tests on such an old codebase anyways.
Better use a 2.6 kernel.

-Andi

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