From owner-cvs-src@FreeBSD.ORG  Thu Oct 20 06:44:00 2005
Return-Path: <owner-cvs-src@FreeBSD.ORG>
X-Original-To: cvs-src@FreeBSD.org
Delivered-To: cvs-src@FreeBSD.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id B2F5816A41F;
	Thu, 20 Oct 2005 06:44:00 +0000 (GMT)
	(envelope-from phk@critter.freebsd.dk)
Received: from phk.freebsd.dk (phk.freebsd.dk [130.225.244.222])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 3F4D343D5A;
	Thu, 20 Oct 2005 06:44:00 +0000 (GMT)
	(envelope-from phk@critter.freebsd.dk)
Received: from critter.freebsd.dk (unknown [192.168.48.2])
	by phk.freebsd.dk (Postfix) with ESMTP id C1889BC50;
	Thu, 20 Oct 2005 06:43:57 +0000 (UTC)
To: Bruce Evans <bde@zeta.org.au>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
In-Reply-To: Your message of "Thu, 20 Oct 2005 14:01:57 +1000."
	<20051020131450.T99502@delplex.bde.org> 
Date: Thu, 20 Oct 2005 08:43:57 +0200
Message-ID: <8229.1129790637@critter.freebsd.dk>
Sender: phk@critter.freebsd.dk
Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org,
	Andre Oppermann <andre@FreeBSD.org>, cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/usr.bin/vmstat vmstat.c src/usr.bin/w w.c 
X-BeenThere: cvs-src@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: CVS commit messages for the src tree <cvs-src.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/cvs-src>,
	<mailto:cvs-src-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/cvs-src>
List-Post: <mailto:cvs-src@freebsd.org>
List-Help: <mailto:cvs-src-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/cvs-src>,
	<mailto:cvs-src-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 20 Oct 2005 06:44:00 -0000

In message <20051020131450.T99502@delplex.bde.org>, Bruce Evans writes:
>On Tue, 18 Oct 2005, Poul-Henning Kamp wrote:

>Using CLOCK_MONOTONIC doesn't work because it it gives the system's idea
>of the time and doesn't try hard to keep in sync with the real time.
>In particular, it doesn't jump when the real time is stepped by
>settimeofday(2) or clock_settime(2).

Uhm, Bruce,

That is the exact reason why we have CLOCK_MONOTONIC: it doesn't jump.

With respect to leapseconds:  Whoever was responsible for POSIX's
decision should be forced to work as quality assurance inspector
in a factory which makes cuu-cuu clocks for the rest of their lives.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.