Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757611AbZKNAOK (ORCPT ); Fri, 13 Nov 2009 19:14:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757293AbZKNAOJ (ORCPT ); Fri, 13 Nov 2009 19:14:09 -0500 Received: from mx3.mail.elte.hu ([157.181.1.138]:53773 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754632AbZKNAOI (ORCPT ); Fri, 13 Nov 2009 19:14:08 -0500 Date: Sat, 14 Nov 2009 01:14:10 +0100 From: Ingo Molnar To: Roland McGrath Cc: Masami Hiramatsu , lkml , systemtap , DLE Subject: Re: [PATCH -tip 2/3] Add coredump tracepoint Message-ID: <20091114001410.GC24738@elte.hu> References: <20091113225226.15079.90813.stgit@harusame> <20091113225233.15079.41600.stgit@harusame> <20091113233912.192A3100E@magilla.sf.frob.com> <20091114000234.GA24738@elte.hu> <20091114000627.48ED615E8@magilla.sf.frob.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20091114000627.48ED615E8@magilla.sf.frob.com> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.5 -2.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 758 Lines: 20 * Roland McGrath wrote: > > Do you know about exact usecases where these tracepoints would be > > utilized? Would be interesting (and relevant) to list them. > > Masami's colleagues do have something in particular in mind, but I'm > not sure whether they intend to use systemtap as part of the > implementation of that or not. Some sort of flexible core dump server perhaps, driven by user-space logic? (vastly more flexible than coredump-filter or coredump ulimits are today) Ingo -- 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/