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From: Jesper Dangaard Brouer <brouer@redhat.com>
To: Amir Vadai <amirv@mellanox.com>
Cc: brouer@redhat.com, Eric Dumazet <eric.dumazet@gmail.com>,
	Or Gerlitz <gerlitz.or@gmail.com>,
	Alexei Starovoitov <ast@plumgrid.com>,
	"David S. Miller" <davem@davemloft.net>,
	"Eric Dumazet" <edumazet@google.com>,
	John Fastabend <john.r.fastabend@intel.com>,
	Linux Netdev List <netdev@vger.kernel.org>,
	Or Gerlitz <or.gerlitz@gmail.com>, <amira@mellanox.com>,
	<idos@mellanox.com>, "Yevgeny Petrilin" <yevgenyp@mellanox.com>,
	<eyalpe@mellanox.com>
Subject: Re: [PATCH v2 net-next] mlx4: optimize xmit path
Date: Thu, 2 Oct 2014 10:29:50 +0200	[thread overview]
Message-ID: <20141002102950.2b209373@redhat.com> (raw)
In-Reply-To: <542D06C1.6090802@mellanox.com>

On Thu, 2 Oct 2014 11:03:13 +0300
Amir Vadai <amirv@mellanox.com> wrote:

> I'm still working on it, but I can't reproduce the numbers that you
> show. On my development machine, I get ~5.5Mpps with burst=8 and ~2Mpps
> with burst=1.

For pktgen it sounds like you either missing:

1) flag QUEUE_MAP_CPU
 and/or
2) clone_skb $BIGNUMBER

My usage of pktgen:
 http://netoptimizer.blogspot.dk/2014/06/pktgen-for-network-overload-testing.html

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Sr. Network Kernel Developer at Red Hat
  Author of http://www.iptv-analyzer.org
  LinkedIn: http://www.linkedin.com/in/brouer

  reply	other threads:[~2014-10-02  8:30 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-26  0:46 [RFC PATCH net-next] net: pktgen: packet bursting via skb->xmit_more Alexei Starovoitov
2014-09-26  1:20 ` Eric Dumazet
2014-09-26  7:42   ` Eric Dumazet
2014-09-26 15:44     ` Eric Dumazet
2014-09-26 15:59       ` Alexei Starovoitov
2014-09-26 16:06         ` Eric Dumazet
2014-09-27 20:43     ` Eric Dumazet
2014-09-27 20:55       ` Or Gerlitz
2014-09-27 21:30         ` Eric Dumazet
2014-09-27 22:56           ` [PATCH net-next] mlx4: optimize xmit path Eric Dumazet
2014-09-27 23:44             ` Hannes Frederic Sowa
2014-09-28  0:05               ` Eric Dumazet
2014-09-28  0:22                 ` Hannes Frederic Sowa
2014-09-28 12:42             ` Eric Dumazet
2014-09-28 14:35             ` Or Gerlitz
2014-09-28 16:03               ` Eric Dumazet
2014-09-29  4:19             ` [PATCH v2 " Eric Dumazet
2014-09-30 12:01               ` Amir Vadai
2014-09-30 12:11                 ` Eric Dumazet
2014-10-02  4:35               ` Eric Dumazet
2014-10-02  8:03                 ` Amir Vadai
2014-10-02  8:29                   ` Jesper Dangaard Brouer [this message]
2014-10-02  8:57                     ` Amir Vadai
2014-10-02 11:45                   ` Eric Dumazet
2014-10-02 11:56                     ` Amir Vadai
2014-10-02 12:07                       ` Eric Dumazet
2014-10-02 12:45                         ` Amir Vadai
2014-09-26  8:05 ` [RFC PATCH net-next] net: pktgen: packet bursting via skb->xmit_more Jesper Dangaard Brouer
2014-09-27 20:59 ` Or Gerlitz
2014-09-29 17:46 [PATCH v2 net-next] mlx4: optimize xmit path Alexei Starovoitov
2014-09-29 18:08 ` Eric Dumazet

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