From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Serge E. Hallyn" Subject: Re: [RFC v11][PATCH 00/13] Kernel based checkpoint/restart Date: Fri, 5 Dec 2008 18:19:57 -0600 Message-ID: <20081206001957.GA29851@us.ibm.com> References: <1228498282-11804-1-git-send-email-orenl@cs.columbia.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1228498282-11804-1-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org> Sender: linux-api-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Oren Laadan Cc: containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Linux Torvalds , Thomas Gleixner , Dave Hansen , Ingo Molnar , "H. Peter Anvin" , Alexander Viro , MinChan Kim , arnd-r2nGTMty4D4@public.gmane.org, jeremy-TSDbQ3PG+2Y@public.gmane.org List-Id: linux-api@vger.kernel.org Quoting Oren Laadan (orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org): > Checkpoint-restart (c/r): fixed races in file handling (comments from > from Al Viro). Updated and tested against v2.6.28-rc7 (feaf384...) > > We'd like these to make it into -mm. This version addresses the > last of the known bugs. Please pull at least the first 11 patches, > as they are similar to before. > > Patches 1-11 are stable, providing self- and external- c/r of a > single process. > Patches 12 and 13 are newer, adding support for c/r of multiple > processes. > > The git tree tracking v11, branch 'ckpt-v11' (and older versions): > git://git.ncl.cs.columbia.edu/pub/git/linux-cr.git > > Restarting multiple processes requires 'mktree' userspace tool: > git://git.ncl.cs.columbia.edu/pub/git/user-cr.git Thanks Oren, this set is working great for me. hours of (run in container; while (1) { checkpoint; kill; restart in container;} went fine. 500 simultaneoush checkpoints of the same task went fine. mktree works great. thanks, -serge -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757580AbYLFAUS (ORCPT ); Fri, 5 Dec 2008 19:20:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755640AbYLFAUE (ORCPT ); Fri, 5 Dec 2008 19:20:04 -0500 Received: from e34.co.us.ibm.com ([32.97.110.152]:41310 "EHLO e34.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755095AbYLFAUB (ORCPT ); Fri, 5 Dec 2008 19:20:01 -0500 Date: Fri, 5 Dec 2008 18:19:57 -0600 From: "Serge E. Hallyn" To: Oren Laadan Cc: containers@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-api@vger.kernel.org, Linux Torvalds , Thomas Gleixner , Dave Hansen , Ingo Molnar , "H. Peter Anvin" , Alexander Viro , MinChan Kim , arnd@arndb.de, jeremy@goop.org Subject: Re: [RFC v11][PATCH 00/13] Kernel based checkpoint/restart Message-ID: <20081206001957.GA29851@us.ibm.com> References: <1228498282-11804-1-git-send-email-orenl@cs.columbia.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1228498282-11804-1-git-send-email-orenl@cs.columbia.edu> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Quoting Oren Laadan (orenl@cs.columbia.edu): > Checkpoint-restart (c/r): fixed races in file handling (comments from > from Al Viro). Updated and tested against v2.6.28-rc7 (feaf384...) > > We'd like these to make it into -mm. This version addresses the > last of the known bugs. Please pull at least the first 11 patches, > as they are similar to before. > > Patches 1-11 are stable, providing self- and external- c/r of a > single process. > Patches 12 and 13 are newer, adding support for c/r of multiple > processes. > > The git tree tracking v11, branch 'ckpt-v11' (and older versions): > git://git.ncl.cs.columbia.edu/pub/git/linux-cr.git > > Restarting multiple processes requires 'mktree' userspace tool: > git://git.ncl.cs.columbia.edu/pub/git/user-cr.git Thanks Oren, this set is working great for me. hours of (run in container; while (1) { checkpoint; kill; restart in container;} went fine. 500 simultaneoush checkpoints of the same task went fine. mktree works great. thanks, -serge From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e32.co.us.ibm.com (8.13.1/8.13.1) with ESMTP id mB60IYaR032634 for ; Fri, 5 Dec 2008 17:18:34 -0700 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v9.1) with ESMTP id mB60Jxb9203622 for ; Fri, 5 Dec 2008 17:19:59 -0700 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id mB60JwC3016958 for ; Fri, 5 Dec 2008 17:19:59 -0700 Date: Fri, 5 Dec 2008 18:19:57 -0600 From: "Serge E. Hallyn" Subject: Re: [RFC v11][PATCH 00/13] Kernel based checkpoint/restart Message-ID: <20081206001957.GA29851@us.ibm.com> References: <1228498282-11804-1-git-send-email-orenl@cs.columbia.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1228498282-11804-1-git-send-email-orenl@cs.columbia.edu> Sender: owner-linux-mm@kvack.org Return-Path: To: Oren Laadan Cc: containers@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-api@vger.kernel.org, Linux Torvalds , Thomas Gleixner , Dave Hansen , Ingo Molnar , "H. Peter Anvin" , Alexander Viro , MinChan Kim , arnd@arndb.de, jeremy@goop.org List-ID: Quoting Oren Laadan (orenl@cs.columbia.edu): > Checkpoint-restart (c/r): fixed races in file handling (comments from > from Al Viro). Updated and tested against v2.6.28-rc7 (feaf384...) > > We'd like these to make it into -mm. This version addresses the > last of the known bugs. Please pull at least the first 11 patches, > as they are similar to before. > > Patches 1-11 are stable, providing self- and external- c/r of a > single process. > Patches 12 and 13 are newer, adding support for c/r of multiple > processes. > > The git tree tracking v11, branch 'ckpt-v11' (and older versions): > git://git.ncl.cs.columbia.edu/pub/git/linux-cr.git > > Restarting multiple processes requires 'mktree' userspace tool: > git://git.ncl.cs.columbia.edu/pub/git/user-cr.git Thanks Oren, this set is working great for me. hours of (run in container; while (1) { checkpoint; kill; restart in container;} went fine. 500 simultaneoush checkpoints of the same task went fine. mktree works great. thanks, -serge -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org