From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10068 invoked by alias); 9 Sep 2010 10:56:25 -0000 Received: (qmail 10053 invoked by uid 22791); 9 Sep 2010 10:56:24 -0000 X-SWARE-Spam-Status: No, hits=0.6 required=5.0 tests=AWL,BAYES_50,TVD_RCVD_SPACE_BRACKET X-Spam-Check-By: sourceware.org Received: from mail4.hitachi.co.jp (HELO mail4.hitachi.co.jp) (133.145.228.5) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Thu, 09 Sep 2010 10:56:19 +0000 Received: from mlsv2.hitachi.co.jp (unknown [133.144.234.166]) by mail4.hitachi.co.jp (Postfix) with ESMTP id BD2E533CC2 for ; Thu, 9 Sep 2010 19:56:15 +0900 (JST) Received: from mfilter3.hitachi.co.jp by mlsv2.hitachi.co.jp (8.13.1/8.13.1) id o89AuFNd010314; Thu, 9 Sep 2010 19:56:15 +0900 Received: from hitachi.com (mfbcchk2.hitachi.co.jp [10.201.6.151]) by mfilter3.hitachi.co.jp (Switch-3.3.2/Switch-3.3.2) with ESMTP id o89AaPL5001896 for ; Thu, 9 Sep 2010 19:56:15 +0900 Received: from vshuts3.hitachi.co.jp ([vshuts3.hitachi.co.jp [10.201.6.72]]) by mfbcchk2.hitachi.co.jp with RELAY id o89AuE00005847 ; Thu, 9 Sep 2010 19:56:15 +0900 Received: from hsdlgw92.sdl.hitachi.co.jp (unknown [133.144.7.20]) by vshuts3.hitachi.co.jp (Symantec Mail Security) with ESMTP id 69E28774259 for ; Thu, 9 Sep 2010 19:56:14 +0900 (JST) Received: from vgate2.sdl.hitachi.co.jp by hsdlgw92.sdl.hitachi.co.jp (8.13.1/3.7W06092911) id o89AuEhV020602; Thu, 9 Sep 2010 19:56:14 +0900 Received: from sdl99w.sdl.hitachi.co.jp ([133.144.14.250]) by vgate2.sdl.hitachi.co.jp (SAVSMTP 3.1.1.32) with SMTP id M2010090919561312574 ; Thu, 09 Sep 2010 19:56:14 +0900 Received: from [127.0.0.1] (localhost.localdomain [127.0.0.1]) by sdl99w.sdl.hitachi.co.jp (Postfix) with ESMTP id 8FDF812554D; Thu, 9 Sep 2010 19:56:11 +0900 (JST) Message-ID: <4C88BD4B.3090000@hitachi.com> Date: Thu, 09 Sep 2010 10:56:00 -0000 From: Masami Hiramatsu User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; ja; rv:1.9.2.9) Gecko/20100825 Thunderbird/3.1.3 MIME-Version: 1.0 To: systemtap@sourceware.org Subject: [FYI] Dapper Content-Type: text/plain; charset=ISO-2022-JP Content-Transfer-Encoding: 7bit X-FMFTCR: RANGEC 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: 2010-q3/txt/msg00396.txt.bz2 Hi, Recently, I found that google published a paper about a large scale distributed system tracing infrastructure: Dapper. http://www.google.de/research/pubs/pub36356.html And a useful summary is here; http://highscalability.com/blog/2010/4/27/paper-dapper-googles-large-scale-distributed-systems-tracing.html Isn't it interesting? :) Thank you, -- Masami HIRAMATSU 2nd Dept. Linux Technology Center Hitachi, Ltd., Systems Development Laboratory E-mail: masami.hiramatsu.pt@hitachi.com