From owner-freebsd-stable@FreeBSD.ORG Tue Jan 13 13:42:59 2015 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 1F316FC2 for ; Tue, 13 Jan 2015 13:42:59 +0000 (UTC) Received: from ipmail07.adl2.internode.on.net (ipmail07.adl2.internode.on.net [150.101.137.131]) by mx1.freebsd.org (Postfix) with ESMTP id AF910F58 for ; Tue, 13 Jan 2015 13:42:58 +0000 (UTC) Received: from ppp14-2-13-162.lns21.adl2.internode.on.net (HELO leader.local) ([14.2.13.162]) by ipmail07.adl2.internode.on.net with ESMTP; 14 Jan 2015 00:07:48 +1030 Message-ID: <54B51FA0.6040307@ShaneWare.Biz> Date: Wed, 14 Jan 2015 00:07:36 +1030 From: Shane Ambler User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: FreeBSD stable Subject: Question about sysctl's Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 13 Jan 2015 13:42:59 -0000 I am curious about two particular sysctl's, they are described as vm.stats.vm.v_wire_count: Wired pages vm.max_wired: System-wide limit to wired page count Now to me that sounds like v_wire_count should never get higher than max_wired, yet today I have a v_wire_count that is ~40% above the max_wired. vm.stats.vm.v_wire_count: 938417 vm.max_wired: 662820 So is this an error or do these two work differently than they appear? FreeBSD leader.local 10.1-STABLE FreeBSD 10.1-STABLE #0 r276527: Fri Jan 2 21:55:56 ACDT 2015 root@leader.local:/usr/obj/usr/src/sys/GENERIC amd64 -- FreeBSD - the place to B...Software Developing Shane Ambler