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 BEDEE188BC for ; Thu, 5 Nov 2015 02:38:28 +0000 (UTC) Received: (qmail 60431 invoked by uid 500); 5 Nov 2015 02:38:28 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 60349 invoked by uid 500); 5 Nov 2015 02:38:28 -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 60285 invoked by uid 99); 5 Nov 2015 02:38:28 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 05 Nov 2015 02:38:28 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id F38B22C1F6B for ; Thu, 5 Nov 2015 02:38:27 +0000 (UTC) Date: Thu, 5 Nov 2015 02:38:27 +0000 (UTC) From: "Hudson (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HDFS-9007) Fix HDFS Balancer to honor upgrade domain policy 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-9007?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14990994#comment-14990994 ] Hudson commented on HDFS-9007: ------------------------------ SUCCESS: Integrated in Hadoop-Hdfs-trunk #2510 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/2510/]) HDFS-9007. Fix HDFS Balancer to honor upgrade domain policy. (Ming Ma (lei: rev ec414600ede8e305c584818565b50e055ea5d2b5) * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Dispatcher.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestBlockManager.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicyWithUpgradeDomain.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestDNFencing.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicyWithNodeGroup.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicy.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestReplicationPolicyWithNodeGroup.java * hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestReplicationPolicy.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicyDefault.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestReplicationPolicyWithUpgradeDomain.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/balancer/TestBalancer.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DFSTestUtil.java > Fix HDFS Balancer to honor upgrade domain policy > ------------------------------------------------ > > Key: HDFS-9007 > URL: https://issues.apache.org/jira/browse/HDFS-9007 > Project: Hadoop HDFS > Issue Type: Sub-task > Reporter: Ming Ma > Assignee: Ming Ma > Fix For: 3.0.0, 2.8.0 > > Attachments: HDFS-9007-2.patch, HDFS-9007-branch-2.patch, HDFS-9007.patch > > > In the current design of HDFS Balancer, it doesn't use BlockPlacementPolicy used by namenode runtime. Instead, it has somewhat redundant code to make sure block allocation conforms with the rack policy. > When namenode uses upgrade domain based policy, we need to make sure that HDFS balancer doesn't move blocks in a way that could violate upgrade domain block placement policy. > In the longer term, we should consider how to make Balancer independent of the actual BlockPlacementPolicy as in HDFS-1431. -- This message was sent by Atlassian JIRA (v6.3.4#6332)