From owner-freebsd-current Mon Nov 4 4: 8:43 2002 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 2DC4437B401; Mon, 4 Nov 2002 04:08:40 -0800 (PST) Received: from ip68-14-62-49.no.no.cox.net (ip68-14-62-49.no.no.cox.net [68.14.62.49]) by mx1.FreeBSD.org (Postfix) with ESMTP id 53FF743E42; Mon, 4 Nov 2002 04:08:39 -0800 (PST) (envelope-from conrads@cox.net) Received: from ip68-14-62-49.no.no.cox.net (localhost [127.0.0.1]) by ip68-14-62-49.no.no.cox.net (8.12.6/8.12.6) with ESMTP id gA4C7eAY019085; Mon, 4 Nov 2002 06:07:50 -0600 (CST) (envelope-from conrads@ip68-14-62-49.no.no.cox.net) Received: (from conrads@localhost) by ip68-14-62-49.no.no.cox.net (8.12.6/8.12.6/Submit) id gA4C79qG019076; Mon, 4 Nov 2002 06:07:09 -0600 (CST) (envelope-from conrads) Message-ID: X-Mailer: XFMail 1.5.2 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <3DC6245C.8D31A6A7@FreeBSD.org> Date: Mon, 04 Nov 2002 06:07:04 -0600 (CST) Reply-To: conrads@cox.net Organization: A Rag-Tag Band of Drug-crazed Hippies From: Conrad Sabatier To: Doug Barton Subject: Re: cvs commit: src/sys/fs/specfs spec_vnops.c Cc: ak03@gte.com, drosih@rpi.edu, raymond.j.kohler@lmco.com, current@FreeBSD.ORG, Stijn Hoop , cvs-all@FreeBSD.ORG, cvs-committers@FreeBSD.ORG, Kirk McKusick Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On 04-Nov-2002 Doug Barton wrote: > Kirk, > > I'm adding a bunch of people to the list who were involved in a thread > on -current on this topic. I also tried this change and noticed that > things did seem a tiny bit snappier (although my system is slow enough > that it could have just been my imagination). > > Thanks, > > Doug On a similar note, I'm still trying to determine the impact of enabling/disabling CFLAGS+=-D_PTHREADS_INVARIANTS in libc_r and libpthreads, and wondering if perhaps a global -DNO_INVARIANTS variable in src/Makefile.inc1 might be something worth considering. It's hard to tell just how much of a difference this really makes. Has anyone done any comparisons on this? Do these have any effect at all if the kernel is built without INVARIANT_SUPPORT? > Kirk McKusick wrote: >> >> mckusick 2002/11/03 23:29:20 PST >> >> Modified files: >> sys/fs/specfs spec_vnops.c >> Log: >> Add debug.doslowdown to enable/disable niced slowdown on I/O. Default >> to off until locking interference issues get sorted out. >> >> Sponsored by: DARPA & NAI Labs. >> >> Revision Changes Path >> 1.186 +5 -1 src/sys/fs/specfs/spec_vnops.c >> >> http://www.FreeBSD.org/cgi/cvsweb.cgi/src/sys/fs/specfs/spec_vnops.c.diff >> ?&r1=1.185&r2=1.186&f=h > > -- > "We have known freedom's price. We have shown freedom's power. > And in this great conflict, ... we will see freedom's victory." > - George W. Bush, President of the United States > State of the Union, January 28, 2002 > > Do YOU Yahoo!? > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > -- Conrad Sabatier To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message