Return-Path: X-Original-To: apmail-hadoop-hdfs-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 63ABB10267 for ; Tue, 1 Oct 2013 19:19:29 +0000 (UTC) Received: (qmail 25846 invoked by uid 500); 1 Oct 2013 19:19:26 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 25749 invoked by uid 500); 1 Oct 2013 19:19:26 -0000 Mailing-List: contact hdfs-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-issues@hadoop.apache.org Delivered-To: mailing list hdfs-issues@hadoop.apache.org Received: (qmail 25710 invoked by uid 99); 1 Oct 2013 19:19:25 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 01 Oct 2013 19:19:25 +0000 Date: Tue, 1 Oct 2013 19:19:25 +0000 (UTC) From: "Elliott Clark (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HDFS-5274) Add Tracing to HDFS MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/HDFS-5274?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Elliott Clark updated HDFS-5274: -------------------------------- Attachment: HDFS-5274-3.patch Fix for tests. > Add Tracing to HDFS > ------------------- > > Key: HDFS-5274 > URL: https://issues.apache.org/jira/browse/HDFS-5274 > Project: Hadoop HDFS > Issue Type: New Feature > Components: datanode, namenode > Affects Versions: 2.1.1-beta > Reporter: Elliott Clark > Assignee: Elliott Clark > Attachments: HDFS-5274-0.patch, HDFS-5274-1.patch, HDFS-5274-2.patch, HDFS-5274-3.patch, Zipkin Trace a06e941b0172ec73.png > > > Since Google's Dapper paper has shown the benefits of tracing for a large distributed system, it seems like a good time to add tracing to HDFS. HBase has added tracing using HTrace. I propose that the same can be done within HDFS. -- This message was sent by Atlassian JIRA (v6.1#6144)