Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S270093AbTGUN1e (ORCPT ); Mon, 21 Jul 2003 09:27:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S270094AbTGUN1e (ORCPT ); Mon, 21 Jul 2003 09:27:34 -0400 Received: from sina187-156.sina.com.cn ([202.106.187.156]:9993 "HELO sina.com") by vger.kernel.org with SMTP id S270093AbTGUN1d (ORCPT ); Mon, 21 Jul 2003 09:27:33 -0400 Message-ID: <3F1C613C.6070109@sina.com> Date: Mon, 21 Jul 2003 21:55:08 +0000 From: snoopyzwe User-Agent: Mozilla/5.0 (X11; U; Linux i686; zh-CN; rv:1.2.1) Gecko/20021130 X-Accept-Language: zh-cn,zh MIME-Version: 1.0 To: root@chaos.analogic.com CC: linux-kernel@vger.kernel.org Subject: Re: how to calculate the system idle time References: <3F1C570E.8080607@sina.com> In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1037 Lines: 44 thanks for you advice one foolish question what "top" means? could you tell me more about how to watch the system? thank you very much I am a newbie >On Mon, 21 Jul 2003, snoopyzwe wrote: > > > >>I want to implement a module, whose main task is to check the system >>idle time(no keyboard and mouse input) and suspend the whole system(when >>the idle time is long enough). But there comes the problem, how to >>calculate the system idle time. How can I get the time user has no >>operation. >>thanks >>snoopyzwe >> >> >> > >The the source-code of `top` and review it. Make a user-mode >daemon to watch the system... > > >Cheers, >Dick Johnson >Penguin : Linux version 2.4.20 on an i686 machine (797.90 BogoMips). > Note 96.31% of all statistics are fiction. > > > > > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/