From owner-freebsd-current@FreeBSD.ORG Fri Nov 28 16:39:25 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6E97516A4CF; Fri, 28 Nov 2003 16:39:25 -0800 (PST) Received: from vhost109.his.com (vhost109.his.com [216.194.225.101]) by mx1.FreeBSD.org (Postfix) with ESMTP id CAF3643FE5; Fri, 28 Nov 2003 16:39:23 -0800 (PST) (envelope-from brad.knowles@skynet.be) Received: from [10.0.1.2] (localhost.his.com [127.0.0.1]) by vhost109.his.com (8.12.6p3/8.12.3) with ESMTP id hAT0dCC9031703; Fri, 28 Nov 2003 19:39:20 -0500 (EST) (envelope-from brad.knowles@skynet.be) Mime-Version: 1.0 X-Sender: bs663385@pop.skynet.be Message-Id: In-Reply-To: References: <20031127070239.GA12950@wombat.robbins.dropbear.id.au> Date: Sat, 29 Nov 2003 01:38:11 +0100 To: des@des.no (Dag-Erling =?iso-8859-1?Q?Sm=F8rgrav?= ) From: Brad Knowles Content-Type: text/plain; charset="iso-8859-1" ; format="flowed" Content-Transfer-Encoding: 8bit cc: current@freebsd.org cc: Tim Robbins Subject: Re: Port of Niels Provos's file descriptor allocation code X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 29 Nov 2003 00:39:25 -0000 At 1:32 AM +0100 2003/11/29, Dag-Erling Smørgrav wrote: > What exactly would be the point? If this is the OpenBSD fdalloc code, > recent widely-publicized benchmarks have shown it to be inferior to > ours. Perhaps you should concentrate on improving vm_map_find() and > vm_map_findspace() performance instead? Perhaps the implementation on OpenBSD may be worse than ours, but it may add features that help improve our performance further. Certainly, both issues should be checked as broadly as possible. -- Brad Knowles, "They that can give up essential liberty to obtain a little temporary safety deserve neither liberty nor safety." -Benjamin Franklin, Historical Review of Pennsylvania. GCS/IT d+(-) s:+(++)>: a C++(+++)$ UMBSHI++++$ P+>++ L+ !E-(---) W+++(--) N+ !w--- O- M++ V PS++(+++) PE- Y+(++) PGP>+++ t+(+++) 5++(+++) X++(+++) R+(+++) tv+(+++) b+(++++) DI+(++++) D+(++) G+(++++) e++>++++ h--- r---(+++)* z(+++)