netdev - Re: surprising memory request

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Message-ID: <1358531946.2397.265.camel@shinybook.infradead.org>
Date:	Fri, 18 Jan 2013 17:59:06 +0000
From:	David Woodhouse <dwmw2@...radead.org>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Dirk Hohndel <dirk@...ndel.org>, Jason Wang <jasowang@...hat.com>,
	netdev@...r.kernel.org
Subject: Re: surprising memory request

On Fri, 2013-01-18 at 09:46 -0800, Eric Dumazet wrote:
> 
> #define MAX_TAP_QUEUES 1024
> 
> Thats crazy if your machine has say 8 cpus.

Even crazier if your userspace is never going to *use* MQ. Can't we
default to one queue unless userspace explicitly requests more?

-- 
dwmw2


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