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Re: New net features for added performance

To: Noah Romer <klevin@xxxxxxxxxx>
Subject: Re: New net features for added performance
From: Jes Sorensen <jes@xxxxxxxxxxxxx>
Date: 04 Mar 2001 00:32:25 +0100
Cc: Jeff Garzik <jgarzik@xxxxxxxxxxxxxxxx>, netdev@xxxxxxxxxxx, Linux Knernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>
In-reply-to: Noah Romer's message of "Sat, 24 Feb 2001 18:38:12 -0800 (PST)"
References: <Pine.SUN.3.96.1010224182145.11813A-100000@xxxxxxxxxx>
Sender: owner-netdev@xxxxxxxxxxx
User-agent: Gnus/5.070096 (Pterodactyl Gnus v0.96) Emacs/20.4
>>>>> "Noah" == Noah Romer <klevin@xxxxxxxxxx> writes:

Noah> In my experience, Tx interrupt mitigation is of little
Noah> benefit. I actually saw a performance increase of ~20% when I
Noah> turned off Tx interrupt mitigation in my driver (could have been
Noah> poor implementation on my part).

You need to define performance increase here. TX interrupt coalescing
can still be a win in the systems load department.

Jes

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