Return-Path: X-Original-To: apmail-hadoop-common-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-common-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 B0DA5E5CC for ; Sun, 17 Mar 2013 02:22:26 +0000 (UTC) Received: (qmail 54341 invoked by uid 500); 17 Mar 2013 02:22:26 -0000 Delivered-To: apmail-hadoop-common-issues-archive@hadoop.apache.org Received: (qmail 54284 invoked by uid 500); 17 Mar 2013 02:22:26 -0000 Mailing-List: contact common-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: common-issues@hadoop.apache.org Delivered-To: mailing list common-issues@hadoop.apache.org Received: (qmail 54276 invoked by uid 99); 17 Mar 2013 02:22:26 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 17 Mar 2013 02:22:26 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of bob.metelsky@gmail.com designates 74.125.82.52 as permitted sender) Received: from [74.125.82.52] (HELO mail-wg0-f52.google.com) (74.125.82.52) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 17 Mar 2013 02:22:20 +0000 Received: by mail-wg0-f52.google.com with SMTP id 15so3113259wgd.19 for ; Sat, 16 Mar 2013 19:21:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:date:message-id:subject:from:to :content-type; bh=l/hDQWDNmNombg3nF8nogWYM7deVAQhQpXKeAcMA3kE=; b=jDa8HXwea30VLqToGE+Bnbj4EWSDCnDdeLVwXlrTfqdQ3ideV98speCHg679AhwQEr smES0r07fTsGytgbzn8yciLnbbOpxlQA3ieuVmBhIz21a6Vt5HYMT4GayZIwvrSEKhEM 3EYfMoQ4K5Q9ZmI15KvxTmwEsZbpfVLuKjC6W9+0gdtTgr7qT50jiUz6W0zlbZNXaj4f yBwAi9zunB3Q7PzbWjEdnNP1BKyIjPtPeV9o8oJCtSpi3r0ihBd6xAPfYRTSKsEFr976 ffJ/f+m92P6g62jr6z6rZhEAh99ugrWlxjPswBUYjyLe+txbQ3WTmC5X3lGXs1oIYhxe 5SOQ== MIME-Version: 1.0 X-Received: by 10.180.101.41 with SMTP id fd9mr10029965wib.20.1363486919146; Sat, 16 Mar 2013 19:21:59 -0700 (PDT) Received: by 10.194.32.132 with HTTP; Sat, 16 Mar 2013 19:21:58 -0700 (PDT) Date: Sat, 16 Mar 2013 22:21:58 -0400 Message-ID: Subject: NameNode: java.io.IOException: Cannot create directory current From: Bob Metelsky To: common-issues@hadoop.apache.org Content-Type: multipart/alternative; boundary=f46d041826c278c46704d81589e4 X-Virus-Checked: Checked by ClamAV on apache.org --f46d041826c278c46704d81589e4 Content-Type: text/plain; charset=ISO-8859-1 Hi All - setting up a 3 node cluster as a poc, Ive googled this error and many incomplete responses My effort following from http://dak1n1.com/blog/9-hadoop-el6-install creating my directories as.. for num in 1 2 3 4; do mkdir -p /hdfs/$num/{namenode,datanode,mapred}; done; chown -R hdfs:hadoop /hdfs; chown -R mapred:hadoop /hdfs/{1,2,3,4}/mapred all the directories have correct owner:permission but when I sudo -u hdfs hadoop namenode -format 13/03/16 21:58:28 INFO namenode.FSNamesystem: fsOwner=hdfs (auth:SIMPLE) 13/03/16 21:58:28 INFO namenode.FSNamesystem: supergroup=supergroup 13/03/16 21:58:28 INFO namenode.FSNamesystem: isPermissionEnabled=true 13/03/16 21:58:28 INFO namenode.FSNamesystem: dfs.block.invalidate.limit=1000 13/03/16 21:58:28 INFO namenode.FSNamesystem: isAccessTokenEnabled=false accessKeyUpdateInterval=0 min(s), accessTokenLifetime=0 min(s) 13/03/16 21:58:29 INFO common.Storage: Image file of size 110 saved in 0 seconds. 13/03/16 21:58:29 INFO common.Storage: Storage directory /hdfs/1/namenode has been successfully formatted. *13/03/16 21:58:29 ERROR namenode.NameNode: java.io.IOException: Cannot create directory '/hdfs/2/namenode/current* Ive double checked everything permissions -Ive tested by chmod -R 777 /hdfs teh process still cant write to it. Notice it does create the image directory AND a "current" on .../1/namenode /hdfs/1: total 12 drwxr-xr-x 4 hdfs hadoop 4096 Mar 16 21:58 namenode drwxr-xr-x 2 hdfs hadoop 4096 Mar 16 21:25 datanode drwxr-xr-x 2 mapred hadoop 4096 Mar 16 21:25 mapred /hdfs/1/namenode: total 8 drwxr-xr-x 2 hdfs hadoop 4096 Mar 16 21:58 current drwxr-xr-x 2 hdfs hadoop 4096 Mar 16 21:27 image /hdfs/1/namenode/current: total 16 -rw-r--r-- 1 hdfs hadoop 100 Mar 16 21:58 VERSION -rw-r--r-- 1 hdfs hadoop 8 Mar 16 21:58 fstime -rw-r--r-- 1 hdfs hadoop 4 Mar 16 21:58 edits -rw-r--r-- 1 hdfs hadoop 110 Mar 16 21:58 fsimage /hdfs/1/namenode/image: total 4 -rw-r--r-- 1 hdfs hadoop 157 Mar 16 21:58 fsimage but will not go past /hdfs/1 WHat is going on here?? THANKS! --f46d041826c278c46704d81589e4--