netdev - Re: [PATCH] NET: Multiqueue network device support.

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Message-ID: <466D398B.2020900@trash.net>
Date:	Mon, 11 Jun 2007 14:01:15 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	hadi@...erus.ca
CC:	David Miller <davem@...emloft.net>,
	peter.p.waskiewicz.jr@...el.com, netdev@...r.kernel.org,
	jeff@...zik.org, auke-jan.h.kok@...el.com
Subject: Re: [PATCH] NET: Multiqueue network device support.

jamal wrote:
> On Wed, 2007-06-06 at 15:35 -0700, David Miller wrote:
> 
>>The problem with this line of thinking is that it ignores the fact
>>that it is bad to not queue to the device when there is space
>>available, _even_ for lower priority packets.
> 
> 
> So use a different scheduler. Dont use strict prio. Strict prio will
> guarantee starvation of low prio packets as long as there are high prio
> packets. Thats the intent.


With a single queue state _any_ full HW queue will starve all other
queues, independant of the software queueing discipline.
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