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 7C59611C75 for ; Wed, 6 Aug 2014 00:13:15 +0000 (UTC) Received: (qmail 86514 invoked by uid 500); 6 Aug 2014 00:13:15 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 86454 invoked by uid 500); 6 Aug 2014 00:13:15 -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 86442 invoked by uid 99); 6 Aug 2014 00:13:15 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 06 Aug 2014 00:13:15 +0000 Date: Wed, 6 Aug 2014 00:13:15 +0000 (UTC) From: "Masatake Iwasaki (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 ] Masatake Iwasaki updated HDFS-5274: ----------------------------------- Attachment: HDFS-5274-17.patch I updated the patch - rebased to trunk - fixed the init/close logic of SpanReceiverHost - bumped the version of htrace to 3.0.4 > 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: 3node_get_200mb.png, 3node_put_200mb.png, 3node_put_200mb.png, HDFS-5274-0.patch, HDFS-5274-1.patch, HDFS-5274-10.patch, HDFS-5274-11.txt, HDFS-5274-12.patch, HDFS-5274-13.patch, HDFS-5274-14.patch, HDFS-5274-15.patch, HDFS-5274-16.patch, HDFS-5274-17.patch, HDFS-5274-2.patch, HDFS-5274-3.patch, HDFS-5274-4.patch, HDFS-5274-5.patch, HDFS-5274-6.patch, HDFS-5274-7.patch, HDFS-5274-8.patch, HDFS-5274-8.patch, HDFS-5274-9.patch, Zipkin Trace a06e941b0172ec73.png, Zipkin Trace d0f0d66b8a258a69.png, ss-5274v8-get.png, ss-5274v8-put.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 (v6.2#6252)