Return-Path: Delivered-To: apmail-hadoop-core-dev-archive@www.apache.org Received: (qmail 87356 invoked from network); 14 Mar 2009 01:31:23 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 14 Mar 2009 01:31:23 -0000 Received: (qmail 73258 invoked by uid 500); 14 Mar 2009 01:31:21 -0000 Delivered-To: apmail-hadoop-core-dev-archive@hadoop.apache.org Received: (qmail 73073 invoked by uid 500); 14 Mar 2009 01:31:20 -0000 Mailing-List: contact core-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: core-dev@hadoop.apache.org Delivered-To: mailing list core-dev@hadoop.apache.org Received: (qmail 73062 invoked by uid 99); 14 Mar 2009 01:31:20 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 13 Mar 2009 18:31:20 -0700 X-ASF-Spam-Status: No, hits=-2000.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.140] (HELO brutus.apache.org) (140.211.11.140) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 14 Mar 2009 01:31:11 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id B4732234C4AD for ; Fri, 13 Mar 2009 18:30:50 -0700 (PDT) Message-ID: <617370693.1236994250735.JavaMail.jira@brutus> Date: Fri, 13 Mar 2009 18:30:50 -0700 (PDT) From: "Konstantin Shvachko (JIRA)" To: core-dev@hadoop.apache.org Subject: [jira] Updated: (HADOOP-4539) Streaming Edits to a Standby Name-Node. In-Reply-To: <747565817.1225308044202.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/HADOOP-4539?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Konstantin Shvachko updated HADOOP-4539: ---------------------------------------- Resolution: Fixed Status: Resolved (was: Patch Available) I just committed this. > Streaming Edits to a Standby Name-Node. > --------------------------------------- > > Key: HADOOP-4539 > URL: https://issues.apache.org/jira/browse/HADOOP-4539 > Project: Hadoop Core > Issue Type: New Feature > Components: dfs > Reporter: Konstantin Shvachko > Assignee: Konstantin Shvachko > Fix For: 0.21.0 > > Attachments: BackupNode.patch, BackupNode.patch, BackupNode.patch, BackupNode.patch, BackupNode.patch, BackupNode.patch, image001.gif, StreamEditsToBN.pdf, StreamEditsToSNN.htm > > > Currently Secondary name-node acts as mere checkpointer. > Secondary name-node should be transformed into a standby name-node (SNN). > The long term goal is to make it a warm standby. > The purpose of this issue is to provide real time streaming of edits to SNN so that it contained the up-to-date namespace state. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.