Return-Path: X-Original-To: apmail-hadoop-common-user-archive@www.apache.org Delivered-To: apmail-hadoop-common-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id B5B759FD7 for ; Wed, 1 Feb 2012 20:05:06 +0000 (UTC) Received: (qmail 43576 invoked by uid 500); 1 Feb 2012 20:05:03 -0000 Delivered-To: apmail-hadoop-common-user-archive@hadoop.apache.org Received: (qmail 43513 invoked by uid 500); 1 Feb 2012 20:05:02 -0000 Mailing-List: contact common-user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: common-user@hadoop.apache.org Delivered-To: mailing list common-user@hadoop.apache.org Delivered-To: moderator for common-user@hadoop.apache.org Received: (qmail 28515 invoked by uid 99); 1 Feb 2012 19:58:02 -0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,NORMAL_HTTP_TO_IP,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of nellaivijay@gmail.com designates 209.85.214.48 as permitted sender) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:from:date:message-id:subject:to:content-type; bh=Imkg7TJYOe/auJSuNvEEI5dKQcWsNr3E0QOVIZipekU=; b=B8MTqxhBm0qgfDQJ8+gYs5NSPBj+hb1a692WtpQS/YRyP3FJz3RafC0+cFJucmTxEQ tudH/Xf/3CpSaidnQcJdKxb+KRnqv8ou9Y9SvVIZS+K4IKCT4Eqaw7bRRiTl9KUblbd8 RoH/uJoKKpE1o1h677vor+nd1M6AZxRAgFMrE= MIME-Version: 1.0 From: Vijayakumar Ramdoss Date: Wed, 1 Feb 2012 14:57:14 -0500 Message-ID: Subject: ERROR namenode.NameNode: java.io.IOException: Cannot remove current directory: /var/lib/hadoop-0.20/cache/hadoop/dfs/name/current To: common-user@hadoop.apache.org Content-Type: multipart/alternative; boundary=0015175936709a4c8004b7ec7d07 X-Virus-Checked: Checked by ClamAV on apache.org --0015175936709a4c8004b7ec7d07 Content-Type: text/plain; charset=ISO-8859-1 Hi All, I am trying to start the Namenode from my machine, Its throwing the error message, *ERROR namenode.NameNode: java.io.IOException: Cannot remove current directory: /var/lib/hadoop-0.20/cache/hadoop/dfs/name/current* Please refer the log information from here, vijayram@ubuntu:/etc$ hadoop namenode -format 12/02/01 14:07:48 INFO namenode.NameNode: STARTUP_MSG: /************************************************************ STARTUP_MSG: Starting NameNode STARTUP_MSG: host = ubuntu/127.0.1.1 STARTUP_MSG: args = [-format] STARTUP_MSG: version = 0.20.2-cdh3u3 STARTUP_MSG: build = file:///data/1/tmp/nightly_2012-01-26_09-40-25_3/hadoop-0.20-0.20.2+923.194-1~squeeze -r 03b655719d13929bd68bb2c2f9cee615b389cea9; compiled by 'root' on Thu Jan 26 11:54:44 PST 2012 ************************************************************/ Re-format filesystem in /var/lib/hadoop-0.20/cache/hadoop/dfs/name ? (Y or N) Y 12/02/01 14:08:10 INFO util.GSet: VM type = 64-bit 12/02/01 14:08:10 INFO util.GSet: 2% max memory = 17.77875 MB 12/02/01 14:08:10 INFO util.GSet: capacity = 2^21 = 2097152 entries 12/02/01 14:08:10 INFO util.GSet: recommended=2097152, actual=2097152 12/02/01 14:08:10 INFO security.UserGroupInformation: JAAS Configuration already set up for Hadoop, not re-installing. 12/02/01 14:08:10 INFO namenode.FSNamesystem: fsOwner=vijayram (auth:SIMPLE) 12/02/01 14:08:10 INFO namenode.FSNamesystem: supergroup=supergroup 12/02/01 14:08:10 INFO namenode.FSNamesystem: isPermissionEnabled=false 12/02/01 14:08:10 INFO namenode.FSNamesystem: dfs.block.invalidate.limit=1000 12/02/01 14:08:10 INFO namenode.FSNamesystem: isAccessTokenEnabled=false accessKeyUpdateInterval=0 min(s), accessTokenLifetime=0 min(s) 12/02/01 14:08:10 ERROR namenode.NameNode: java.io.IOException: Cannot remove current directory: /var/lib/hadoop-0.20/cache/hadoop/dfs/name/current at org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.clearDirectory(Storage.java:292) at org.apache.hadoop.hdfs.server.namenode.FSImage.format(FSImage.java:1246) at org.apache.hadoop.hdfs.server.namenode.FSImage.format(FSImage.java:1265) at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1127) at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1244) at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1260) Thanks and Regards Vijay nellaivijay@gmail.com --0015175936709a4c8004b7ec7d07--