From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30453 invoked by alias); 24 Jun 2005 11:27:57 -0000 Mailing-List: contact ecos-discuss-help@ecos.sourceware.org; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: ecos-discuss-owner@ecos.sourceware.org Received: (qmail 30442 invoked by uid 22791); 24 Jun 2005 11:27:55 -0000 Received: from londo.lunn.ch (HELO londo.lunn.ch) (80.238.139.98) by sourceware.org (qpsmtpd/0.30-dev) with ESMTP; Fri, 24 Jun 2005 11:27:55 +0000 Received: from lunn by londo.lunn.ch with local (Exim 3.36 #1 (Debian)) id 1DlmLM-0003yl-00; Fri, 24 Jun 2005 13:27:32 +0200 Date: Fri, 24 Jun 2005 11:27:00 -0000 To: R Vamshi Krishna Cc: ecos-discuss@sources.redhat.com Message-ID: <20050624112732.GA7187@lunn.ch> Mail-Followup-To: R Vamshi Krishna , ecos-discuss@sources.redhat.com References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.9i From: Andrew Lunn Subject: Re: [ECOS]: Is eCos Hard Real Time OS ?? X-SW-Source: 2005-06/txt/msg00233.txt.bz2 On Fri, Jun 24, 2005 at 04:37:42PM +0530, R Vamshi Krishna wrote: > > Is eCos a Hard Real Time OS ? No, its a soft real time system. It never give guarantees that task X will finish by time Z, which is the normal definition of hard real time. eCos will do its best to ensure that the high priority task gets to run before the low priority task, which for most embedded systems is enough. Andrew -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss