From owner-freebsd-isp Sat Mar 27 16:44:46 1999 Delivered-To: freebsd-isp@freebsd.org Received: from allegro.lemis.com (allegro.lemis.com [192.109.197.134]) by hub.freebsd.org (Postfix) with ESMTP id 9EBE314F6A for ; Sat, 27 Mar 1999 16:44:41 -0800 (PST) (envelope-from grog@freebie.lemis.com) Received: from freebie.lemis.com (freebie.lemis.com [192.109.197.137]) by allegro.lemis.com (8.9.1/8.9.0) with ESMTP id KAA16708; Sun, 28 Mar 1999 10:14:20 +0930 (CST) Received: (from grog@localhost) by freebie.lemis.com (8.9.3/8.9.0) id KAA82802; Sun, 28 Mar 1999 10:14:18 +0930 (CST) Message-ID: <19990328101417.M53452@lemis.com> Date: Sun, 28 Mar 1999 10:14:17 +0930 From: Greg Lehey To: ryanm@accn.org, "freebsd-isp@FreeBSD.ORG" Subject: Re: Symbolic Links to Servers References: <36FB939F.5352BAA4@accn.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.93.2i In-Reply-To: <36FB939F.5352BAA4@accn.org>; from ryanm on Fri, Mar 26, 1999 at 09:03:11AM -0500 WWW-Home-Page: http://www.lemis.com/~grog Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-41-739-7062 Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Friday, 26 March 1999 at 9:03:11 -0500, ryanm wrote: > Hello everyone I am using FreeBSD 3.1 and wondering if a symbolic > link to an often hit server makes any performance differences?? > for upgradeability I always do the same thing: > > /usr/local/etc/qpopper-2.53 # ACTUAL DAEMON > /usr/local/etc/qpopper -> /usr/local/etc/qpopper-2.53 > > that way I can copy over qpopper to /usr/local/etc change > the link and not muck with inetd except for restarting it. > Does anyone know what type of performance penalties could > come from this?? Thanks for any information anyone can > provide me with. I'm not sure what difference you're expecting here. But you'll get a fractional performance impact with a symlink as compared with a hard link: it needs to open and read the link, then open and execute the file to which it's linked. Why not use a hard link? Greg -- When replying to this message, please copy the original recipients. For more information, see http://www.lemis.com/questions.html See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message