From owner-freebsd-questions Fri Jun 14 15:55:16 1996 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id PAA28493 for questions-outgoing; Fri, 14 Jun 1996 15:55:16 -0700 (PDT) Received: from who.cdrom.com (who.cdrom.com [204.216.27.3]) by freefall.freebsd.org (8.7.5/8.7.3) with SMTP id PAA28468 for ; Fri, 14 Jun 1996 15:55:11 -0700 (PDT) Received: from halloran-eldar.lcs.mit.edu (halloran-eldar.lcs.mit.edu [18.26.0.159]) by who.cdrom.com (8.6.12/8.6.11) with SMTP id OAA11091 for ; Fri, 14 Jun 1996 14:32:15 -0700 Received: by halloran-eldar.lcs.mit.edu; (5.65/1.1.8.2/19Aug95-0530PM) id AA19575; Fri, 14 Jun 1996 17:02:43 -0400 Date: Fri, 14 Jun 1996 17:02:43 -0400 From: Garrett Wollman Message-Id: <9606142102.AA19575@halloran-eldar.lcs.mit.edu> To: bill@twwells.com (T. William Wells) Cc: freebsd-questions@freebsd.org Subject: Re: performance effects of many interface addresses? In-Reply-To: <4psh6e$ba3@twwells.com> References: <4pqeud$ohs@twwells.com> <7122.834716598@palmer.demon.co.uk> <9606141410.AA17238@halloran-eldar.lcs.mit.edu> <4psh6e$ba3@twwells.com> Sender: owner-questions@freebsd.org X-Loop: FreeBSD.org Precedence: bulk < There is a loop that looks through in_ifaddr in ipintr. It takes > about 7 tests/address. This code is going away as a part of my work on an IP Fast Path. (Thank you for providing one somewhat-convincing argument why Fast Path Input is a good idea.) It will probably take a while before this work makes it into FreeBSD proper (2.3?). -GAWollman -- Garrett A. Wollman | Shashish is simple, it's discreet, it's brief. ... wollman@lcs.mit.edu | Shashish is the bonding of hearts in spite of distance. Opinions not those of| It is a bond more powerful than absence. We like people MIT, LCS, ANA, or NSA| who like Shashish. - Claude McKenzie + Florent Vollant