netdev - Re: [PATCH v6] net: batch skb dequeueing from softnet input_pkt

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Message-Id: <1272316007.8918.45.camel@bigi>
Date:	Mon, 26 Apr 2010 17:06:47 -0400
From:	jamal <hadi@...erus.ca>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Changli Gao <xiaosuo@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Tom Herbert <therbert@...gle.com>,
	Stephen Hemminger <shemminger@...tta.com>,
	netdev@...r.kernel.org, Andi Kleen <andi@...stfloor.org>
Subject: Re: [PATCH v6] net: batch skb dequeueing from softnet
 input_pkt_queue

On Mon, 2010-04-26 at 16:55 +0200, Eric Dumazet wrote:

> Another interesting finding:
> 
> - if all packets are received on a single queue, max speed seems to be
> 1.200.000 packets per second on my machine :-(

Well, if any consolation, it is not as bad as sky2 hardware;-> I cant do
more than 750Kpps.
Also, it seems you use VLANS - max pps will be lower than without VLANs
by probably maybe 6-70Kpps (doesnt explain the 1.2Mpps of course).

cheers,
jamal

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