netdev - Re: Strange latency spikes/TX network stalls on Sun Fire X4150(x86) and e1000e

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Date:	Wed, 06 Jun 2012 10:26:34 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	jesse.brandeburg@...el.com, shimoda.hiroaki@...il.com,
	therbert@...gle.com, denys@...p.net.lb, netdev@...r.kernel.org,
	e1000-devel@...ts.sourceforge.net, jeffrey.t.kirsher@...el.com
Subject: Re: Strange latency spikes/TX network stalls on Sun Fire
 X4150(x86) and e1000e

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Wed, 06 Jun 2012 19:05:04 +0200

> You cant hold a TX completion indefinitely, this breaks BQL but also
> other stuff.

True.
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