From mboxrd@z Thu Jan 1 00:00:00 1970 From: Francois Romieu Subject: Re: [PATCH v3 1/6] net: pad skb data and shinfo as a whole rather than individually Date: Tue, 31 Jan 2012 15:54:17 +0100 Message-ID: <20120131145417.GA19990@electric-eye.fr.zoreil.com> References: <1327494389.24561.316.camel@zakaz.uk.xensource.com> <1327494434-21566-1-git-send-email-ian.campbell@citrix.com> <1327495879.2425.29.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC> <1327496953.24561.323.camel@zakaz.uk.xensource.com> <1327497157.2425.34.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC> <1328020528.26983.396.camel@zakaz.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Eric Dumazet , "netdev@vger.kernel.org" , "David S. Miller" To: Ian Campbell Return-path: Received: from violet.fr.zoreil.com ([92.243.8.30]:43058 "EHLO violet.fr.zoreil.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753152Ab2AaPFa (ORCPT ); Tue, 31 Jan 2012 10:05:30 -0500 Content-Disposition: inline In-Reply-To: <1328020528.26983.396.camel@zakaz.uk.xensource.com> Sender: netdev-owner@vger.kernel.org List-ID: Ian Campbell : [...] > I'm using a single NIC transmitter, no delay, 1000000 clones of each skb > and I've tried 60 and 1500 byte packets. In the 60 byte case I see more > like 50k pps At this stage 'tools/perf/perf top -G graph' sometimes helps me discover debug options that I had left enabled. -- Ueimor