From owner-freebsd-questions@FreeBSD.ORG Sat Oct 2 11:56:49 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id CE277106566C for ; Sat, 2 Oct 2010 11:56:49 +0000 (UTC) (envelope-from b.smeelen@ose.nl) Received: from mail.ose.nl (mail.ose.nl [212.178.134.164]) by mx1.freebsd.org (Postfix) with ESMTP id 472678FC14 for ; Sat, 2 Oct 2010 11:56:48 +0000 (UTC) Received: from localhost ([127.0.0.1]) by mail.ose.nl for freebsd-questions@freebsd.org; Sat, 2 Oct 2010 13:56:46 +0200 From: "Bas Smeelen" To: freebsd-questions@freebsd.org In-Reply-To: <4CA48649.8090605@ose.nl> Message-ID: <20101002115646.12b2e032@mail.ose.nl> Date: Sat, 02 Oct 2010 13:56:46 +0200 X-User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US) AppleWebKit/534.3 (KHTML, like Gecko) Ubuntu/10.04 Chromium/6.0.472.53 Chrome/6.0.472.53 Safari/534.3 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: Re: Cache Memory in top command X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 02 Oct 2010 11:56:50 -0000 =5F=5F=5F=5F=5F =20 From=3A Bas Smeelen =5Bmailto=3Ab=2Esmeelen=40ose=2Enl=5D To=3A freebsd-questions=40freebsd=2Eorg Sent=3A Thu=2C 30 Sep 2010 14=3A44=3A57 +0200 Subject=3A Re=3A Cache Memory in top command On 09/30/2010 01=3A37 PM=2C RW wrote=3A =3E On Thu=2C 30 Sep 2010 09=3A24=3A58 +0200 =3E Bas Smeelen =3Cb=2Esmeelen=40ose=2Enl=3E wrote=3A =3E =3E =3E =20 =3E=3E *Wired=3A* number of pages wired down=2C including cached file dat= a pages =3E=3E =20 =3E That refers to buffer pages =28displayed as Buf=29=2C which are a sub= set of =3E the cached file data pages=2E =3E =3E The pages in the cache queue are not specifically cached file data =3E pages=2C they are clean pages from any source=2C including pages that= have =3E been written to swap=2E Thanks=2E I got this completely wrong=2C though I have read the FAQ a few= years ago=2E http=3A//www=2Efreebsd=2Eorg/doc/en=5FUS=2EISO8859-1/books/faq/misc=2Ehtml= =23TOP-FREEMEM The values shown by top=281=29 labeled as Inact=2C Cache=2C and Buf are all= cached data at different aging levels=2E =20 DISCLAIMER=3A This e-mail is for the intended recipient=28s=29 only=2E Acce= ss=2C disclosure=2C copying=2C distribution or reliance on any of it by anyone else is prohibited=2E If yo= u have received it by mistake please let us know by reply and then delete it from your system= =2E