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Date:   Thu, 24 Nov 2016 19:01:28 -0800
From:   Eric Dumazet <>
To:     Stephen Rothwell <>
Cc:     Eli Cooper <>,
Subject: Re: Large performance regression with 6in4 tunnel (sit)

On Fri, 2016-11-25 at 13:45 +1100, Stephen Rothwell wrote:

> So turning off tso brings performance up to IPv4 levels ...


> Thanks for that, it solves my immediate problem.

Since I do not have this problem at all on my hosts, it could be a buggy
ethernet driver.

Could you share what NIC card and driver you are using ?

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