Return-Path: X-Original-To: apmail-hadoop-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-user-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id C9CEDE948 for ; Sun, 17 Feb 2013 13:25:20 +0000 (UTC) Received: (qmail 91509 invoked by uid 500); 17 Feb 2013 13:25:15 -0000 Delivered-To: apmail-hadoop-user-archive@hadoop.apache.org Received: (qmail 91264 invoked by uid 500); 17 Feb 2013 13:25:15 -0000 Mailing-List: contact user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hadoop.apache.org Delivered-To: mailing list user@hadoop.apache.org Received: (qmail 91254 invoked by uid 99); 17 Feb 2013 13:25:15 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 17 Feb 2013 13:25:15 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of harsh@cloudera.com designates 209.85.210.174 as permitted sender) Received: from [209.85.210.174] (HELO mail-ia0-f174.google.com) (209.85.210.174) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 17 Feb 2013 13:25:08 +0000 Received: by mail-ia0-f174.google.com with SMTP id u20so358404iag.5 for ; Sun, 17 Feb 2013 05:24:48 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=x-received:mime-version:in-reply-to:references:from:date:message-id :subject:to:content-type:x-gm-message-state; bh=La3SlKZoZ8CHz/TiG5D944TwTNs5ByvM8bxVfBM0p24=; b=Q0QMuDqg3fw6ONClKXUuJCTNHoRCanrB/qAnebWboQ5UkUN4qgOLM6zI43Y4YJ3MPr i5x+wYiAlEH4TgmrtSjt9JrBlw/4piuZICl4kBWUY8GP+gerPsgx9UrqLsfYN9a1VyCL mfCvyYm7BtzEe0sDsCHg2dK6ME8GcEPsvUpvA737VEvCZcnmQB1Rj5Xkdy2RasBwDQ+4 fCYpbuHb3OZDjzl8YbS0XVtwsZwhozmqmQ7HKK8FLwdT0CIPaKsbPHCDtu1iJl9lJNUa eIqUcHYaosXkqE2O/cawhePXB6Jb1J3h6SwOqBz80w3fnaaCVjmp2RTquDMbFjkU42r1 R4qw== X-Received: by 10.43.103.195 with SMTP id dj3mr4552539icc.3.1361107488293; Sun, 17 Feb 2013 05:24:48 -0800 (PST) MIME-Version: 1.0 Received: by 10.50.104.229 with HTTP; Sun, 17 Feb 2013 05:24:27 -0800 (PST) In-Reply-To: References: From: Harsh J Date: Sun, 17 Feb 2013 18:54:27 +0530 Message-ID: Subject: Re: QJM deployment To: "" Content-Type: text/plain; charset=ISO-8859-1 X-Gm-Message-State: ALoCoQleOTv+CbsRK5n8ltT7j93ZGE7UkadZOVplLvAphZuT8Y3tN7AwnRaKYyc2Km30plFwbdoF X-Virus-Checked: Checked by ClamAV on apache.org Hi Azuryy, Thanks for your feedback on the docs! I've filed https://issues.apache.org/jira/browse/HDFS-4508 on your behalf to address them. Feel free to file JIRA with documentation complaints with change patches to have them improved yourself :) On Sun, Feb 17, 2013 at 2:25 PM, Azuryy Yu wrote: > Hi, > > who can kindly make 2.0.3-alpha QJM deployment document more better, I > cannot understand it successfully, thanks. > > such as : > 1) by running the command "hdfs namenode -bootstrapStandby" on the > unformatted NameNode > > - - it should be start formatted namenode firstly. > 2) If you are converting a non-HA NameNode to be HA, you should run the > command "hdfs -initializeSharedEdits", which will initialize the > JournalNodes with the edits data from the local NameNode edits directories. > > -- run this command on which node? and does that this command exists? > > > QJM "Deployment details" section is bad.... > > -- Harsh J