Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750866AbVJAVjW (ORCPT ); Sat, 1 Oct 2005 17:39:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750867AbVJAVjW (ORCPT ); Sat, 1 Oct 2005 17:39:22 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:11916 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S1750865AbVJAVjW (ORCPT ); Sat, 1 Oct 2005 17:39:22 -0400 Subject: Re: A possible idea for Linux: Save running programs to disk From: Arjan van de Ven To: lokum spand Cc: linux-kernel@vger.kernel.org In-Reply-To: References: Content-Type: text/plain Date: Sat, 01 Oct 2005 23:39:14 +0200 Message-Id: <1128202754.8153.0.camel@laptopd505.fenrus.org> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 (2.2.3-2.fc4) Content-Transfer-Encoding: 7bit X-Spam-Score: 2.9 (++) X-Spam-Report: SpamAssassin version 3.0.4 on pentafluge.infradead.org summary: Content analysis details: (2.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- 0.1 RCVD_IN_SORBS_DUL RBL: SORBS: sent directly from dynamic IP address [80.57.133.107 listed in dnsbl.sorbs.net] 2.8 RCVD_IN_DSBL RBL: Received via a relay in list.dsbl.org [] X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 979 Lines: 21 On Sat, 2005-10-01 at 13:30 -0800, lokum spand wrote: > I allow myself to suggest the following, although not sure if I post in > the right group: > > Suppose Linux could save the total state of a program to disk, for > instance, imagine a program like mozilla with many open windows. I give > it a SIGNAL-SAVETODISK and the process memory image is dropped to a > file. I can then turn off the computer and later continue using the > program where I left it, by loading it back into memory. > > Would that be possible? At least a program can be given a ctrl-z and is there is a LOT of state though.. the moment you add networking in the picture the amount of state just isn't funny anymore. Your X example is a good one as well... - 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/