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 868D3194D9 for ; Thu, 21 Apr 2016 22:59:13 +0000 (UTC) Received: (qmail 35640 invoked by uid 500); 21 Apr 2016 22:59:13 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 35588 invoked by uid 500); 21 Apr 2016 22:59:13 -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 35542 invoked by uid 99); 21 Apr 2016 22:59:13 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 21 Apr 2016 22:59:13 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id F3CC82C1F4E for ; Thu, 21 Apr 2016 22:59:12 +0000 (UTC) Date: Thu, 21 Apr 2016 22:59:12 +0000 (UTC) From: "Hudson (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HDFS-10319) Balancer should not try to pair storages with different types MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/HDFS-10319?page=3Dcom.atlassian= .jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=3D1525= 2960#comment-15252960 ]=20 Hudson commented on HDFS-10319: ------------------------------- FAILURE: Integrated in Hadoop-trunk-Commit #9650 (See [https://builds.apach= e.org/job/Hadoop-trunk-Commit/9650/]) HDFS-10319. Balancer should not try to pair storages with different (szetsz= wo: rev bbce1d525e0016c9b8e573b86af3c87aa39582bd) * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/serv= er/balancer/Balancer.java > Balancer should not try to pair storages with different types > ------------------------------------------------------------- > > Key: HDFS-10319 > URL: https://issues.apache.org/jira/browse/HDFS-10319 > Project: Hadoop HDFS > Issue Type: Bug > Components: balancer & mover > Reporter: Tsz Wo Nicholas Sze > Assignee: Tsz Wo Nicholas Sze > Priority: Minor > Fix For: 2.7.3 > > Attachments: h10319_20160420.patch > > > This is a performance bug =E2=80=93 Balancer may pair a source datanode a= nd a target datanode with different storage types. Fortunately, it will fai= l schedule any blocks in such pair since it will find out that the storage = types are not matched later on. > The bug won't lead to incorrect results. -- This message was sent by Atlassian JIRA (v6.3.4#6332)