Return-Path: Delivered-To: apmail-hadoop-common-user-archive@www.apache.org Received: (qmail 44081 invoked from network); 27 Oct 2010 21:05:31 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 27 Oct 2010 21:05:31 -0000 Received: (qmail 16570 invoked by uid 500); 27 Oct 2010 21:05:28 -0000 Delivered-To: apmail-hadoop-common-user-archive@hadoop.apache.org Received: (qmail 16520 invoked by uid 500); 27 Oct 2010 21:05:28 -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 Received: (qmail 16512 invoked by uid 99); 27 Oct 2010 21:05:28 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 27 Oct 2010 21:05:28 +0000 X-ASF-Spam-Status: No, hits=2.2 required=10.0 tests=FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of matt.tanquary@gmail.com designates 74.125.82.176 as permitted sender) Received: from [74.125.82.176] (HELO mail-wy0-f176.google.com) (74.125.82.176) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 27 Oct 2010 21:05:21 +0000 Received: by wyg36 with SMTP id 36so1237261wyg.35 for ; Wed, 27 Oct 2010 14:05:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type; bh=ZXxndXh2kAbHva3xdcZtDNI1ikpxu4Hoq17xoVplD54=; b=tFhv1Qzk24qCPmz8PABB4/1CyEceQyQWxMuDT2KK7bSG1r2a5mtTGUsmOLp7gKKSNY jHq2EeH3RrYlnDHRqXpC1DjCLlh6EJEIPAm7nReUUWPaG7AfxehjeevsjnKn9ndE3Q5U z0Iw+regarS3j08xWIzr758+7oMoiM+zFt+L0= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=sYUK/8U6boNfouQkBQL5PTFNqyhZQY4DmtLMka+b99Croi8mxL0Aw1dM1tOOJWc9L7 AadPxGw6R3A/n/96/ynFyYPhXl7aGPqhKFe8+k6E5NsIWbSYND1hgP4ffWjk37SvYiLp eMPPLG89m1/3hjsL68jO/aqOj+/b27HS55TXE= MIME-Version: 1.0 Received: by 10.216.141.14 with SMTP id f14mr1429654wej.22.1288213500472; Wed, 27 Oct 2010 14:05:00 -0700 (PDT) Received: by 10.216.1.195 with HTTP; Wed, 27 Oct 2010 14:05:00 -0700 (PDT) In-Reply-To: References: Date: Wed, 27 Oct 2010 14:05:00 -0700 Message-ID: Subject: Re: Bounced cluster - won't restart From: Matt Tanquary To: common-user@hadoop.apache.org Content-Type: multipart/alternative; boundary=0016e6dd97b7172e1004939f9478 X-Virus-Checked: Checked by ClamAV on apache.org --0016e6dd97b7172e1004939f9478 Content-Type: text/plain; charset=ISO-8859-1 I had 2 locations set up in dfs.name.dir. I removed one of them and the namenode started up. On Wed, Oct 27, 2010 at 10:15 AM, Matt Tanquary wrote: > My small cluster was working fine. I bounced it just because I've been > running a lot of MR jobs and wanted to take down a couple nodes, balance, > etc. But when I attempt to start it, I get this in the namenode log. Any > ideas what to look out for? > > > 2010-10-27 10:11:11,560 INFO > org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Registered > FSNamesystemStatusMBean > 2010-10-27 10:11:11,887 INFO org.apache.hadoop.hdfs.server.common.Storage: > java.io.IOException: Input/output error > at sun.nio.ch.FileChannelImpl.lock0(Native Method) > at sun.nio.ch.FileChannelImpl.tryLock(FileChannelImpl.java:881) > at java.nio.channels.FileChannel.tryLock(FileChannel.java:962) > at > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.tryLock(Storage.java:527) > at > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.lock(Storage.java:505) > at > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.analyzeStorage(Storage.java:363) > at > org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:285) > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:88) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:312) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.(FSNamesystem.java:293) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:224) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.(NameNode.java:306) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1006) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1015) > > 2010-10-27 10:11:11,891 ERROR > org.apache.hadoop.hdfs.server.namenode.FSNamesystem: FSNamesystem > initialization failed. > java.io.IOException: Input/output error > at sun.nio.ch.FileChannelImpl.lock0(Native Method) > at sun.nio.ch.FileChannelImpl.tryLock(FileChannelImpl.java:881) > at java.nio.channels.FileChannel.tryLock(FileChannel.java:962) > at > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.tryLock(Storage.java:527) > at > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.lock(Storage.java:505) > at > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.analyzeStorage(Storage.java:363) > at > org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:285) > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:88) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:312) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.(FSNamesystem.java:293) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:224) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.(NameNode.java:306) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1006) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1015) > > > -- > Have you thanked a teacher today? ---> http://www.liftateacher.org > -- Have you thanked a teacher today? ---> http://www.liftateacher.org --0016e6dd97b7172e1004939f9478--