netdev - RE: Using ethernet device as efficient small packet generator

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Date:	Wed, 22 Dec 2010 18:18:22 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Jon Zhou <Jon.Zhou@...u.com>
Cc:	"juice@...gman.org" <juice@...gman.org>,
	Stephen Hemminger <shemminger@...tta.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: Using ethernet device as efficient small packet generator


> PGDEV=/proc/net/pktgen/eth4

You meant :  PGDEV=/proc/net/pktgen/kpktgend_0   ???

>   echo "Configuring $PGDEV"
>  pgset "$COUNT"
>  pgset "$CLONE_SKB"
>  pgset "$PKT_SIZE"
>  pgset "$DELAY"
>  pgset "dst 10.10.11.2" 
>  pgset "queue_map_min 0"
>  pgset "queue_map_max 7"
>  pgset "dst_mac  00:04:23:08:91:dc"
> 
> ->it is ok
> 
> 
> Here is the top result, why only kpktgend_0 is running?
> Eric,can you share the pktgen script? Thank you

If you want to control several kpktgend you need to send each one of
them a full pktgen script.

PGDEV=/proc/net/pktgen/kpktgend_0
script0
PGDEV=/proc/net/pktgen/kpktgend_1
script1
PGDEV=/proc/net/pktgen/kpktgend_2
script2
PGDEV=/proc/net/pktgen/kpktgend_3
script3



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