From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: RE: Using ethernet device as efficient small packet generator Date: Wed, 22 Dec 2010 18:18:22 +0100 Message-ID: <1293038302.3027.281.camel@edumazet-laptop> References: <1293005302.4317.19.camel@edumazet-laptop> <4A6A2125329CFD4D8CC40C9E8ABCAB9F249D5F3327@MILEXCH2.ds.jdsu.net> <1293033558.3027.216.camel@edumazet-laptop> <4A6A2125329CFD4D8CC40C9E8ABCAB9F249D5F33D3@MILEXCH2.ds.jdsu.net> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: "juice@swagman.org" , Stephen Hemminger , "netdev@vger.kernel.org" To: Jon Zhou Return-path: Received: from mail-wy0-f174.google.com ([74.125.82.174]:37523 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752164Ab0LVRS0 (ORCPT ); Wed, 22 Dec 2010 12:18:26 -0500 Received: by wyb28 with SMTP id 28so5253009wyb.19 for ; Wed, 22 Dec 2010 09:18:25 -0800 (PST) In-Reply-To: <4A6A2125329CFD4D8CC40C9E8ABCAB9F249D5F33D3@MILEXCH2.ds.jdsu.net> Sender: netdev-owner@vger.kernel.org List-ID: > 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