From owner-freebsd-questions@FreeBSD.ORG Thu Dec 18 17:00:48 2008 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 11C211065674 for ; Thu, 18 Dec 2008 17:00:48 +0000 (UTC) (envelope-from freebsd@optiksecurite.com) Received: from relais.videotron.ca (relais.videotron.ca [24.201.245.36]) by mx1.freebsd.org (Postfix) with ESMTP id DF1148FC17 for ; Thu, 18 Dec 2008 17:00:47 +0000 (UTC) (envelope-from freebsd@optiksecurite.com) MIME-version: 1.0 Content-transfer-encoding: 8BIT Content-type: text/plain; charset=ISO-8859-1; format=flowed Received: from [69.69.69.183] ([69.70.93.206]) by VL-MO-MR005.ip.videotron.ca (Sun Java(tm) System Messaging Server 6.3-4.01 (built Aug 3 2007; 32bit)) with ESMTP id <0KC3007SJ0JRHEP0@VL-MO-MR005.ip.videotron.ca> for freebsd-questions@freebsd.org; Thu, 18 Dec 2008 11:59:51 -0500 (EST) Message-id: <494A820E.2030907@optiksecurite.com> Date: Thu, 18 Dec 2008 12:02:06 -0500 From: FreeBSD User-Agent: Thunderbird 2.0.0.18 (Windows/20081105) To: freebsd-questions@freebsd.org References: <494A693A.5050204@optiksecurite.com> <200812181028.18306.kirk@strauser.com> <20081218163632.GE5150@torus.slightlystrange.org> In-reply-to: <20081218163632.GE5150@torus.slightlystrange.org> Subject: Re: Simple swap question 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: Thu, 18 Dec 2008 17:00:48 -0000 Daniel Bye a écrit : > On Thu, Dec 18, 2008 at 10:28:18AM -0600, Kirk Strauser wrote: >> On Thursday 18 December 2008 09:16:10 FreeBSD wrote: >>> Hi everyone, >>> >>> I have a FreeBSD 7.0-Release server that started to swap after an error >>> in a shell script (process spawning competition ;-) ). I killed the >>> shell and the RAM is now OK. The problem is that the swap is still used. >>> How can I "reset" the swap? >> You don't. The system will handle it for you, I promise. :-) > > And very well, too. > > You can prompt it to move pages back into RAM if you start using a swapped- > out process again - say, for example, a quiescent word processor had been > swapped out, you could get it back by raising it and starting to type. > > But as Kirk said, there really is no need. It's one of the kernel's many > jobs, and I'm inclined to leave it get on with it! > > Dan > Thanks for your answer. I'm asking here because it's been several days and there is still used swap for data that should never be used anymore. If the kernel wants to keep it, why not move it to RAM now that there is some free? Martin