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 399D3116D9 for ; Fri, 20 Jun 2014 22:02:26 +0000 (UTC) Received: (qmail 57203 invoked by uid 500); 20 Jun 2014 22:02:25 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 57054 invoked by uid 500); 20 Jun 2014 22:02:25 -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 56901 invoked by uid 99); 20 Jun 2014 22:02:25 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 20 Jun 2014 22:02:25 +0000 Date: Fri, 20 Jun 2014 22:02:25 +0000 (UTC) From: "Haohui Mai (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HDFS-6583) Remove clientNode in FileUnderConstructionFeature 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-6583?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Haohui Mai updated HDFS-6583: ----------------------------- Attachment: HDFS-6583.001.patch > Remove clientNode in FileUnderConstructionFeature > ------------------------------------------------- > > Key: HDFS-6583 > URL: https://issues.apache.org/jira/browse/HDFS-6583 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode > Reporter: Haohui Mai > Assignee: Haohui Mai > Priority: Minor > Attachments: HDFS-6583.000.patch, HDFS-6583.001.patch > > > {{FileUnderConstructionFeature}} contains two fields {{clientMachine}} and {{clientNode}}. {{clientNode}} keeps a reference of a {{DatanodeDescriptor}}. The reference be recomputed by consulting {{DatanodeManager}}. > This jira proposes to remove {{clientNode}} in the {{FileUnderConstructionFeature}} to simplify the code and to reduce overhead. -- This message was sent by Atlassian JIRA (v6.2#6252)