From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 26283 invoked by alias); 19 Dec 2008 00:58:50 -0000 Received: (qmail 26216 invoked by uid 22791); 19 Dec 2008 00:58:50 -0000 X-SWARE-Spam-Status: No, hits=-1.6 required=5.0 tests=AWL,BAYES_00,KAM_MX X-Spam-Status: No, hits=-1.6 required=5.0 tests=AWL,BAYES_00,KAM_MX X-Spam-Check-By: sourceware.org Received: from fgwmail5.fujitsu.co.jp (HELO fgwmail5.fujitsu.co.jp) (192.51.44.35) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 19 Dec 2008 00:58:15 +0000 Received: from m6.gw.fujitsu.co.jp ([10.0.50.76]) by fgwmail5.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id mBJ0wBBb004444 for (envelope-from kosaki.motohiro@jp.fujitsu.com); Fri, 19 Dec 2008 09:58:11 +0900 Received: from smail (m6 [127.0.0.1]) by outgoing.m6.gw.fujitsu.co.jp (Postfix) with ESMTP id 5D57B45DE4F for ; Fri, 19 Dec 2008 09:58:11 +0900 (JST) Received: from s6.gw.fujitsu.co.jp (s6.gw.fujitsu.co.jp [10.0.50.96]) by m6.gw.fujitsu.co.jp (Postfix) with ESMTP id 4043145DD72 for ; Fri, 19 Dec 2008 09:58:11 +0900 (JST) Received: from s6.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s6.gw.fujitsu.co.jp (Postfix) with ESMTP id 2A511E38002 for ; Fri, 19 Dec 2008 09:58:11 +0900 (JST) Received: from m107.s.css.fujitsu.com (m107.s.css.fujitsu.com [10.249.87.107]) by s6.gw.fujitsu.co.jp (Postfix) with ESMTP id DCDFBE38001 for ; Fri, 19 Dec 2008 09:58:10 +0900 (JST) Received: from m107.css.fujitsu.com (m107 [127.0.0.1]) by m107.s.css.fujitsu.com (Postfix) with ESMTP id A94CD2C00B3; Fri, 19 Dec 2008 09:58:10 +0900 (JST) Received: from [127.0.0.1] (unknown [10.124.100.179]) by m107.s.css.fujitsu.com (Postfix) with ESMTP id 14F4A2C00B1; Fri, 19 Dec 2008 09:58:10 +0900 (JST) From: KOSAKI Motohiro To: "Frank Ch. Eigler" Subject: Re: Discussion at Linux Foundation Japan Symposium Cc: kosaki.motohiro@jp.fujitsu.com, Satoshi OSHIMA , systemtap@sourceware.org, mhiramat@redhat.com, hisashi.hashimoto.wh@hitachi.com, Yumiko SUGITA In-Reply-To: <20081219004423.GB24081@redhat.com> References: <20081219085519.041D.KOSAKI.MOTOHIRO@jp.fujitsu.com> <20081219004423.GB24081@redhat.com> Message-Id: <20081219095427.34AB.KOSAKI.MOTOHIRO@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable X-Mailer: Becky! ver. 2.42 [ja] Date: Fri, 19 Dec 2008 01:39:00 -0000 X-IsSubscribed: yes Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org X-SW-Source: 2008-q4/txt/msg00611.txt.bz2 > > > > Systemtap always requires kernel debuginfo to use. Unfortunately, > > > > it is hard for users of some distributions to have debuginfo. > > >=20 > > > Those distributions ought to be lobbied to improve this situation, > > > since there are many non-systemtap uses of debugging data - such as > > > debuggers, kernel- and user-space crash dump analysis tools. > >=20 > > [...] > > In enterprise usage, crash dump analysis is provided by vendor. > > but tapset run on customer. [...] >=20 > That is just one scenario. Another compelling use for debuginfo is a > tool like oprofile. Yes and No. I agreed with Oprofile also need debuginfo. However, enterprise customer doesn't use Oprofile too. =46rom enterprise customer view, that is consultant or vendor business.