netdev - Re: Socket buffer sizes with autotuning

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Message-Id: <20080425.002804.152322163.davem@davemloft.net>
Date:	Fri, 25 Apr 2008 00:28:04 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	andi@...stfloor.org
Cc:	hkchu@...gle.com, johnwheffner@...il.com, rick.jones2@...com,
	netdev@...r.kernel.org
Subject: Re: Socket buffer sizes with autotuning

From: Andi Kleen <andi@...stfloor.org>
Date: Fri, 25 Apr 2008 09:06:48 +0200

> The only big problem then would be if there are more submitting threads
> than packets in the TX queue, but I would consider that unlikely for
> GB+ NICs at least (might be an issue for older designs with smaller queues)

It's probably exactly what happens in those chat server benchmarks.

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