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Re: 2.6.10 TCP troubles -- suggested patch

To: Rick Jones <rick.jones2@xxxxxx>
Subject: Re: 2.6.10 TCP troubles -- suggested patch
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
Date: Fri, 11 Feb 2005 17:09:58 -0800
Cc: hubert.tonneau@xxxxxxxxxxxxxx, shemminger@xxxxxxxx, romieu@xxxxxxxxxxxxx, kuznet@xxxxxxxxxxxxx, netdev@xxxxxxxxxxx
In-reply-to: <420D37A3.6020209@xxxxxx>
References: <0525M9211@xxxxxxxxxxxxxxxxxxxxx> <420D37A3.6020209@xxxxxx>
Sender: netdev-bounce@xxxxxxxxxxx
On Fri, 11 Feb 2005 14:54:27 -0800
Rick Jones <rick.jones2@xxxxxx> wrote:

> In some cases at least if the sender does not completely fill cwnd the
> ACKs will  be delayed.  And IIRC under 2.6.10 with TSO enabled, the
> sender does not always  fill cwnd.

At a maximum, "1/tcp_tso_win_divisor" of the cwnd will ever be left
empty.

By default, this is 1/8 of the cwnd.

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