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 C9A9C176BE for ; Tue, 20 Jan 2015 18:37:40 +0000 (UTC) Received: (qmail 21658 invoked by uid 500); 20 Jan 2015 18:37:35 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 21606 invoked by uid 500); 20 Jan 2015 18:37:35 -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 21594 invoked by uid 99); 20 Jan 2015 18:37:35 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 20 Jan 2015 18:37:35 +0000 Date: Tue, 20 Jan 2015 18:37:35 +0000 (UTC) From: "Chen He (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Assigned] (HDFS-7639) Remove the limitation imposed by dfs.balancer.moverThreads 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-7639?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Chen He reassigned HDFS-7639: ----------------------------- Assignee: Chen He > Remove the limitation imposed by dfs.balancer.moverThreads > ---------------------------------------------------------- > > Key: HDFS-7639 > URL: https://issues.apache.org/jira/browse/HDFS-7639 > Project: Hadoop HDFS > Issue Type: Improvement > Components: balancer & mover > Reporter: Tsz Wo Nicholas Sze > Assignee: Chen He > > In Balancer/Mover, the number of dispatcher threads (dfs.balancer.moverThreads) limits the number of concurrent moves. Each dispatcher thread sends request to a datanode and then is blocked for waiting the response. We should remove such limitation. -- This message was sent by Atlassian JIRA (v6.3.4#6332)