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 2426317E3E for ; Wed, 1 Apr 2015 18:41:09 +0000 (UTC) Received: (qmail 54795 invoked by uid 500); 1 Apr 2015 18:40:56 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 54748 invoked by uid 500); 1 Apr 2015 18:40:56 -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 54736 invoked by uid 99); 1 Apr 2015 18:40:56 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 01 Apr 2015 18:40:56 +0000 Date: Wed, 1 Apr 2015 18:40:56 +0000 (UTC) From: "Haohui Mai (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HDFS-8008) Support client-side back off when the datanodes are congested 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-8008?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14391197#comment-14391197 ] Haohui Mai commented on HDFS-8008: ---------------------------------- Thanks Chris for the reviews. I uploaded v2 patch to address the comments. > Support client-side back off when the datanodes are congested > ------------------------------------------------------------- > > Key: HDFS-8008 > URL: https://issues.apache.org/jira/browse/HDFS-8008 > Project: Hadoop HDFS > Issue Type: New Feature > Reporter: Haohui Mai > Assignee: Haohui Mai > Attachments: HDFS-8008.000.patch, HDFS-8008.001.patch, HDFS-8008.002.patch > > > HDFS-7270 introduces the mechanism for DataNode to signal congestions. DFSClient should be able to recognize the signals and back off. -- This message was sent by Atlassian JIRA (v6.3.4#6332)