From owner-freebsd-current@FreeBSD.ORG Thu Jan 22 14:04:13 2004 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 A8E8B16A4CF for ; Thu, 22 Jan 2004 14:04:13 -0800 (PST) Received: from amsfep19-int.chello.nl (amsfep19-int.chello.nl [213.46.243.20]) by mx1.FreeBSD.org (Postfix) with ESMTP id A130143D68 for ; Thu, 22 Jan 2004 14:03:50 -0800 (PST) (envelope-from ronald-freebsd5@klop.yi.org) Received: from henk.thuis.klop.ws ([24.132.246.115]) by amsfep19-int.chello.nlESMTP <20040122220341.HZXS1965.amsfep19-int.chello.nl@henk.thuis.klop.ws> for ; Thu, 22 Jan 2004 23:03:41 +0100 To: freebsd-current@freebsd.org References: Message-ID: From: Ronald Klop Content-Type: text/plain; format=flowed; charset=iso-8859-1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Date: Thu, 22 Jan 2004 23:03:40 +0100 In-Reply-To: User-Agent: Opera7.23/FreeBSD M2 build 518 X-Mailman-Approved-At: Thu, 22 Jan 2004 19:01:17 -0800 Subject: Re: MFS question - FreeBSD 5.2-CURRENT 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: Thu, 22 Jan 2004 22:04:13 -0000 On Thu, 22 Jan 2004 21:16:14 +0000, Rob MacGregor wrote: >> From: Peter Jeremy >> >> Note that softupdates will not perform any physical writes for short- >> lived (say less than 30 seconds) files. > > That's worth knowing - do you know how big the buffer is likely to be? > I'm thinking worst case of a 10 MB zip in an email, maybe expanding to > 20 MB. The buffer is the file cache of freebsd. Run 'top' and you see how big your cache is. -- Ronald Klop Amsterdam, The Netherlands