Received: with ECARTIS (v1.0.0; list netdev); Fri, 21 Jan 2005 13:24:34 -0800 (PST) Received: from ctg-msnexc01.staff.berbee.com (msn-office-flr2.binc.net [64.73.12.254]) by oss.sgi.com (8.13.0/8.13.0) with ESMTP id j0LLORP1018952 for ; Fri, 21 Jan 2005 13:24:27 -0800 Received: from localhost ([172.30.254.220] RDNS failed) by ctg-msnexc01.staff.berbee.com with Microsoft SMTPSVC(6.0.3790.0); Fri, 21 Jan 2005 15:24:22 -0600 From: "Jeremy M. Guthrie" Reply-To: jeremy.guthrie@berbee.com Organization: Berbee Information Networks To: netdev@oss.sgi.com Subject: Re: V2.4 policy router operates faster/better than V2.6 Date: Fri, 21 Jan 2005 15:24:19 -0600 User-Agent: KMail/1.7.2 Cc: Robert Olsson References: <200501201114.49517.jeremy.guthrie@berbee.com> <16881.7799.47441.33803@robur.slu.se> In-Reply-To: <16881.7799.47441.33803@robur.slu.se> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200501211524.21364.jeremy.guthrie@berbee.com> X-OriginalArrivalTime: 21 Jan 2005 21:24:22.0081 (UTC) FILETIME=[92F9E310:01C4FFFF] X-Virus-Scanned: ClamAV 0.80/650/Sun Jan 2 19:00:02 2005 clamav-milter version 0.80j on 127.0.0.1 X-Virus-Status: Clean X-archive-position: 616 X-ecartis-version: Ecartis v1.0.0 Sender: netdev-bounce@oss.sgi.com Errors-to: netdev-bounce@oss.sgi.com X-original-sender: jeremy.guthrie@berbee.com Precedence: bulk X-list: netdev On Friday 21 January 2005 09:23 am, Robert Olsson wrote: > We have to understand the GC details to 100% confident. Some time to digest > and a may reboot help. > I also mentioned routing without the route hash. No spinning in route > hash and no GC but we trade this for doing a fib lookup for every packet. > Jamal and I started to play with this at last OLS but it's only tested > in lab sofar. I'd like to hold off on that right now. Things are running pretty good right now. I'm trying to get my hands on a 'test' system to run side-by-side with the production system. We go live Feb 1 with our app so I need to start toning down some of the down time. > For environments with small number of flows it's probably not a good idea > Length of flows is of course also important. No idea about the result in > your case. > > I have a patch: > > ftp:/robur.slu.se:/pub/Linux/net-development/preroute/preroute10.pat > > If you feel very brave you can test this. The files to monitor is > /proc/net/softnet_stat this verify the new packet path. > > With rtstat (tot) should show all routed packets. The rate in pps > we are able to achieve. I actually think I could have our other test system ready early next week. I'll let you know. Have a good weekend. -- -------------------------------------------------- Jeremy M. Guthrie jeremy.guthrie@berbee.com Senior Network Engineer Phone: 608-298-1061 Berbee Fax: 608-288-3007 5520 Research Park Drive NOC: 608-298-1102 Madison, WI 53711