Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/5/84; site othervax.UUCP Path: utzoo!linus!philabs!micomvax!othervax!ray From: ray@othervax.UUCP (Raymond D. Dunn) Newsgroups: net.unix Subject: Re: How to save core images ??? Message-ID: <443@othervax.UUCP> Date: Fri, 9-Aug-85 14:10:54 EDT Article-I.D.: othervax.443 Posted: Fri Aug 9 14:10:54 1985 Date-Received: Mon, 12-Aug-85 01:19:37 EDT References: <39300040@uiucdcs> Reply-To: ray@othervax.UUCP (Raymond D. Dunn) Organization: Philips Information Systems - St. Laurent P.Q., Canada Lines: 19 Summary: In article <39300040@uiucdcs> stevens@uiucdcs.Uiuc.ARPA writes: > >Does anyone have a method for writing out a core image of an executing >job running under BSD 4.2 and later restoring the job to the state of >execution prior to the save ? > Very interesting that this hasn't come up before (or has it?). It has always amazed me that this is not a standard feature of all operating systems, and I have had to implement various kludges over the years to enable checkpoint/restart capabilities. Please respond practically to the above request, but I would also like to see a philosophical discussion on the subject either here, with reference to UNIX, or elsewhere, in more general terms. Ray Dunn ..philabs!micomvax!othervax!ray "Excuse me, is this the room for an argument?" "I've told you once!"