From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-x22e.google.com (mail-wi0-x22e.google.com [IPv6:2a00:1450:400c:c05::22e]) by dpdk.org (Postfix) with ESMTP id 209E01F3 for ; Tue, 24 Sep 2013 15:53:14 +0200 (CEST) Received: by mail-wi0-f174.google.com with SMTP id hj3so3835082wib.7 for ; Tue, 24 Sep 2013 06:53:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=TUS9RkWWLEUgqJQOXYIQ/nbEcsKE89Pnbf+GbctYWSI=; b=pqjL2TkhFeUQEBK3kLDF4oumWcon5820HoaGil8aE0GR1BY1JfJqmXleGyDRt/ro4J NMPSPxApAvktxsqCd1kH/eP+1b3c1qAgC7Q/vYelmbkDDgG4Q0xfueKBWCsm6QA2w7Ur aO5Wkx53EbDBFgRRU3Gls9/j+dCqGpDS4C1sMeQ8vTL20LGFrprqFSt+imOKZsnd8oDz YIQCy/0bBIFFml3g+l1QkfPpW5tFYKH8I1Nb+nn+g9700P5YgtMxIaZnKZvt0LSfOWn6 Q7ZQwZKzgn+D07bbpRMwgt8kET8y23vYnjAXLAzoskCy3yvrAi2+m9x81MKLU/4PHV/1 uUSw== MIME-Version: 1.0 X-Received: by 10.180.37.164 with SMTP id z4mr18401670wij.30.1380030834264; Tue, 24 Sep 2013 06:53:54 -0700 (PDT) Received: by 10.216.169.197 with HTTP; Tue, 24 Sep 2013 06:53:54 -0700 (PDT) Date: Tue, 24 Sep 2013 15:53:54 +0200 Message-ID: From: Jun Han To: dev@dpdk.org Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-dev] L3FWD LPM IP lookup performance question X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Sep 2013 13:53:14 -0000 Hello, We are trying to benchmark L3FWD application and have a question regarding the IP lookup algorithm as we expect the bottleneck to be at the lookup. Could someone let us know how efficient the lookup algorithm that L3FWD is using (e.g, LPM)? We are asking because we want to obtain highest L3 forwarding performance number, and we might need to change the lookup method if the current LPM method is not as efficient. Thank you very much, Jun