> Is the issue of the value of ${HADOOP_NN_DIR}
Yes.You need to set it to your namenode directory. By default it's file:///tmp/hadoop-${user.name}/dfs/name. Environment variable won't work here. So you need to explicitly set a path name.
On 02/03/2012 07:16 PM, Hai Huang wrote:
It is <property> <name>dfs.namenode.name.dir</name> <value>${HADOOP_NN_DIR}</value> </property> Is the issue of the value of ${HADOOP_NN_DIR} ? I do not find it is defined in somewhere. Thanks, Hai ----- Original Message ----- From: Harsh J<ha...@cloudera.com> To: common-dev@hadoop.apache.org; Hai Huang<hhuang2...@yahoo.com> Cc: Sent: Friday, February 3, 2012 1:04:39 AM Subject: Re: Issue on formating the file system What is your dfs.namenode.name.dir configured to, in hdfs-site.xml? On Fri, Feb 3, 2012 at 10:57 AM, Hai Huang<hhuang2...@yahoo.com> wrote:I am trying to format a filesystem (below) following the online doc -------------------------------------------- $ bin/hadoop namenode -format -------------------------------------------- I got the following error message: -------------------------------------------- DEPRECATED: Use of this script to execute hdfs command is deprecated. Instead use the hdfs command for it. .... Formatting using clusterid: CID-22948dd2-0f38-4ecb-a5ff-2d2e1d24285d 12/02/02 21:17:26 ERROR namenode.NameNode: Exception in namenode join java.lang.IllegalArgumentException: URI has an authority component at java.io.File.<init>(File.java:385) at org.apache.hadoop.hdfs.server.namenode.NNStorage.getStorageDirectory(NNStorage.java:310) at org.apache.hadoop.hdfs.server.namenode.FSEditLog.init(FSEditLog.java:178) at org.apache.hadoop.hdfs.server.namenode.FSEditLog.<init>(FSEditLog.java:155) at org.apache.hadoop.hdfs.server.namenode.FSImage.<init>(FSImage.java:125) at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:605) at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:733) at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:800) 12/02/02 21:17:26 INFO namenode.NameNode: SHUTDOWN_MSG: /************************************************************ SHUTDOWN_MSG: Shutting down NameNode at localhost.localdomain/127.0.0.1 ************************************************************/ -------------------------------------------- Does anyone know this issue? I am using the hadoop built myself . The command ( $ bin/hadoop namenode -format) is issed under the directory /hadoop-common/hadoop-dist/target/hadoop-0.24.0-SNAPSHOT Thanks, Haifegng
