Return-Path: X-Original-To: apmail-hadoop-hdfs-dev-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-dev-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id B8E636C75 for ; Fri, 20 May 2011 16:37:30 +0000 (UTC) Received: (qmail 48857 invoked by uid 500); 20 May 2011 16:37:30 -0000 Delivered-To: apmail-hadoop-hdfs-dev-archive@hadoop.apache.org Received: (qmail 48799 invoked by uid 500); 20 May 2011 16:37:30 -0000 Mailing-List: contact hdfs-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-dev@hadoop.apache.org Delivered-To: mailing list hdfs-dev@hadoop.apache.org Received: (qmail 48791 invoked by uid 99); 20 May 2011 16:37:30 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 20 May 2011 16:37:30 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=5.0 tests=ALL_TRUSTED,T_RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.116] (HELO hel.zones.apache.org) (140.211.11.116) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 20 May 2011 16:37:28 +0000 Received: from hel.zones.apache.org (hel.zones.apache.org [140.211.11.116]) by hel.zones.apache.org (Postfix) with ESMTP id 77CDDD3BDE for ; Fri, 20 May 2011 16:36:47 +0000 (UTC) Date: Fri, 20 May 2011 16:36:47 +0000 (UTC) From: "Suresh Srinivas (JIRA)" To: hdfs-dev@hadoop.apache.org Message-ID: <51248157.30970.1305909407487.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] [Created] (HDFS-1974) HA: Introduce active and standby states to the namenode 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 HA: Introduce active and standby states to the namenode ------------------------------------------------------- Key: HDFS-1974 URL: https://issues.apache.org/jira/browse/HDFS-1974 Project: Hadoop HDFS Issue Type: Sub-task Components: name-node Environment: Currently namenode supports active, secondary and backup roles. To support namenode high availability, active and standby states are needed. Note that this is different from the existing notion of namenode role, where a namenode cannot transition from one role to the other. Reporter: Suresh Srinivas Assignee: Suresh Srinivas -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira