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Date:	Tue, 18 Dec 2012 08:51:43 -0800
From:	Eric Dumazet <erdnetdev@...il.com>
To:	Stephen Hemminger <stephen.hemminger@...tta.com>
Cc:	Jiri Pirko <jiri@...nulli.us>, jhs@...atatu.com,
	davem@...emloft.net, edumazet@...gle.com, tgraf@...g.ch,
	netdev@...r.kernel.org
Subject: Re: inaccurate packet scheduling

On Tue, 2012-12-18 at 08:26 -0800, Stephen Hemminger wrote:

> Check kernel log for messages about clock. It could be that on the
> machines with issues TSC is not usable for kernel clock.
> Also turn off TSO since it screws up any form of rate control.

Yes, but we should fix it eventually. I'll take a look.



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