标签：hadoop
<pre name="code" class="sql">[hadoop@MasterHadoop50 ~]$ hadoop namenode -format
DEPRECATED: Use of this script to execute hdfs command is deprecated.
Instead use the hdfs command for it.
Error: Could not find or load main class "-Djava.library.path=.home.hadoop.hadoop-2.5.2.lib"
[hadoop@MasterHadoop50 ~]$ echo $JAVA_HOME
/usr/java/jdk1.7.0_71
[hadoop@MasterHadoop50 ~]$ java -version
java version "1.7.0_71"
Java(TM) SE Runtime Environment (build 1.7.0_71-b14)
Java HotSpot(TM) 64-Bit Server VM (build 24.71-b01, mixed mode)
[hadoop@MasterHadoop50 ~]$ less $HADOOP_HOME/etc/hadoop/hadoop-env.sh
[hadoop@MasterHadoop50 ~]$ ls -ltr /usr/java/jdk1.7.0_71
total 19800
-rw-r--r-- 1 root root 110114 Sep 27 05:06 THIRDPARTYLICENSEREADME-JAVAFX.txt
-rw-r--r-- 1 root root 173559 Sep 27 08:06 THIRDPARTYLICENSEREADME.txt
-rw-r--r-- 1 root root 114 Sep 27 08:06 README.html
-rw-r--r-- 1 root root 40 Sep 27 08:06 LICENSE
-rw-r--r-- 1 root root 3339 Sep 27 08:06 COPYRIGHT
-rw-r--r-- 1 root root 19913648 Sep 27 08:06 src.zip
-rw-r--r-- 1 root root 499 Sep 27 08:06 release
drwxr-xr-x 3 root root 4096 Dec 19 23:40 include
drwxr-xr-x 4 root root 4096 Dec 19 23:40 db
drwxr-xr-x 2 root root 4096 Dec 19 23:40 bin
drwxr-xr-x 5 root root 4096 Dec 19 23:40 jre
drwxr-xr-x 4 root root 4096 Dec 19 23:41 man
drwxr-xr-x 5 root root 4096 Dec 19 23:42 lib
[hadoop@MasterHadoop50 ~]$ ls -ltr /usr/java/
total 123844
-rwxr-xr-x 1 root root 126679286 Dec 19 23:34 jdk-7u71-linux-x64.rpm
drwxr-xr-x 8 root root 4096 Dec 19 23:41 jdk1.7.0_71
lrwxrwxrwx 1 root root 21 Dec 19 23:42 latest -> /usr/java/jdk1.7.0_71
lrwxrwxrwx 1 root root 16 Dec 19 23:42 default -> /usr/java/latest
[hadoop@MasterHadoop50 ~]$ less /etc/profile
[hadoop@MasterHadoop50 ~]$ javac
Usage: javac <options> <source files>
where possible options include:
-g Generate all debugging info
-g:none Generate no debugging info
-g:{lines,vars,source} Generate only some debugging info
-nowarn Generate no warnings
-verbose Output messages about what the compiler is doing
-deprecation Output source locations where deprecated APIs are used
-classpath <path> Specify where to find user class files and annotation processors
-cp <path> Specify where to find user class files and annotation processors
-sourcepath <path> Specify where to find input source files
-bootclasspath <path> Override location of bootstrap class files
-extdirs <dirs> Override location of installed extensions
-endorseddirs <dirs> Override location of endorsed standards path
-proc:{none,only} Control whether annotation processing and/or compilation is done.
-processor <class1>[,<class2>,<class3>...] Names of the annotation processors to run; bypasses default discovery process
-processorpath <path> Specify where to find annotation processors
-d <directory> Specify where to place generated class files
-s <directory> Specify where to place generated source files
-implicit:{none,class} Specify whether or not to generate class files for implicitly referenced files
-encoding <encoding> Specify character encoding used by source files
-source <release> Provide source compatibility with specified release
-target <release> Generate class files for specific VM version
-version Version information
-help Print a synopsis of standard options
-Akey[=value] Options to pass to annotation processors
-X Print a synopsis of nonstandard options
-J<flag> Pass <flag> directly to the runtime system
-Werror Terminate compilation if warnings occur
@<filename> Read options and filenames from file
[hadoop@MasterHadoop50 ~]$ echo $HADOOP_OPTS
"-Djava.library.path=/home/hadoop/hadoop-2.5.2/lib"
[hadoop@MasterHadoop50 ~]$ jps
3233 Jps
[hadoop@MasterHadoop50 ~]$ less /etc/profile
[hadoop@MasterHadoop50 ~]$ echo $JAVA_HOME
/usr/java/jdk1.7.0_71
[hadoop@MasterHadoop50 ~]$ echo $CLASSPATH
.::/usr/java/jdk1.7.0_71/lib:/usr/java/jdk1.7.0_71/jre/lib
[hadoop@MasterHadoop50 ~]$ ls -ltr $HADOOP_OPTS
ls: "-Djava.library.path=/home/hadoop/hadoop-2.5.2/lib": No such file or directory<pre name="code" class="sql">[root@MasterHadoop50 ~]# vim /etc/profile ..................... .................... ####### lyc 2014/12/19 23:48 set java path ######### export JAVA_HOME=/usr/java/jdk1.7.0_71 ##export PATH=$PATH:/usr/java/jdk1.7.0_71/bin export CLASSPATH=.:$CLASSPATH:$JAVA_HOME/lib:$JAVA_HOME/jre/lib export PATH=$PATH:$JAVA_HOME/bin:$JAVA_HOME/jre/bin ####### lyc 2014/12/20 1:21 set hadoop path ########## ##export HADOOP_HOME=/home/hadoop ##export PATH=$PATH:$HADOOP_HOME/bin ####### lyc 2014/12/21 2:08 set hadoop path ########## ####### set hadoop_env export HADOOP_HOME=/home/hadoop/hadoop-2.5.2 export HADOOP_COMMON_HOME=$HADOOP_HOME export HADOOP_HDFS_HOME=$HADOOP_HOME export HADOOP_MAPRED_HOME=$HADOOP_HOME export HADOOP_YARN_HOME=$HADOOP_HOME export HADOOP_CONF_DIR=$HADOOP_HOME/etc/hadoop export PATH=$PATH:$HADOOP_HOME/bin:$HADOOP_HOME/sbin:$HADOOP_HOME/lib export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib" "/etc/profile" 105L, 2384C
hadoop namenode -format DEPRECATED: Use of this script to execute hdfs command is deprecated. Instead use the hdfs command for it. 14/12/21 12:00:35 INFO namenode.NameNode: STARTUP_MSG: /************************************************************ STARTUP_MSG: Starting NameNode STARTUP_MSG: host = MasterHadoop50.localdomain/192.168.0.200 STARTUP_MSG: args = [-format] STARTUP_MSG: version = 2.5.2 STARTUP_MSG: classpath = /home/hadoop/hadoop-2.5.2/etc/hadoop:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jersey-core-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/apacheds-i18n-2.0.0-M15.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-el-1.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-configuration-1.6.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jackson-xc-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/slf4j-log4j12-1.7.5.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jackson-mapper-asl-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/netty-3.6.2.Final.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jetty-util-6.1.26.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-collections-3.2.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/hadoop-auth-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-compress-1.4.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/java-xmlbuilder-0.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-net-3.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jets3t-0.9.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-cli-1.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jersey-server-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/zookeeper-3.4.6.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/activation-1.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/log4j-1.2.17.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jasper-compiler-5.5.23.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/paranamer-2.3.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jaxb-api-2.2.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jackson-jaxrs-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/apacheds-kerberos-codec-2.0.0-M15.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/xmlenc-0.52.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-codec-1.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/mockito-all-1.8.5.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jaxb-impl-2.2.3-1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jasper-runtime-5.5.23.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/asm-3.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jettison-1.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/junit-4.11.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/api-util-1.0.0-M20.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-io-2.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jsch-0.1.42.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/hadoop-annotations-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/httpcore-4.2.5.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jersey-json-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-logging-1.1.3.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/servlet-api-2.5.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/slf4j-api-1.7.5.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/protobuf-java-2.5.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-httpclient-3.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-beanutils-1.7.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/api-asn1-api-1.0.0-M20.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jackson-core-asl-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jetty-6.1.26.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/snappy-java-1.0.4.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/stax-api-1.0-2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/guava-11.0.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-math3-3.1.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-digester-1.8.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jsr305-1.3.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/httpclient-4.2.5.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-lang-2.6.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/jsp-api-2.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/hamcrest-core-1.3.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/avro-1.7.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/commons-beanutils-core-1.8.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/lib/xz-1.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/hadoop-common-2.5.2-tests.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/hadoop-common-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/common/hadoop-nfs-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/jersey-core-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/commons-el-1.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/commons-daemon-1.0.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/jackson-mapper-asl-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/netty-3.6.2.Final.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/jetty-util-6.1.26.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/commons-cli-1.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/jersey-server-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/log4j-1.2.17.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/xmlenc-0.52.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/commons-codec-1.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/jasper-runtime-5.5.23.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/asm-3.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/commons-io-2.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/commons-logging-1.1.3.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/servlet-api-2.5.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/protobuf-java-2.5.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/jackson-core-asl-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/jetty-6.1.26.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/guava-11.0.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/jsr305-1.3.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/commons-lang-2.6.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/lib/jsp-api-2.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/hadoop-hdfs-nfs-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/hadoop-hdfs-2.5.2-tests.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/hdfs/hadoop-hdfs-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jersey-core-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jackson-xc-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/guice-servlet-3.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jackson-mapper-asl-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/guice-3.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/netty-3.6.2.Final.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jetty-util-6.1.26.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/commons-collections-3.2.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/commons-compress-1.4.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/commons-cli-1.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jersey-server-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/zookeeper-3.4.6.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/activation-1.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/log4j-1.2.17.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jline-0.9.94.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jaxb-api-2.2.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jersey-client-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jackson-jaxrs-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/commons-codec-1.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jaxb-impl-2.2.3-1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/asm-3.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jettison-1.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/commons-io-2.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/javax.inject-1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jersey-json-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/commons-logging-1.1.3.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/servlet-api-2.5.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/protobuf-java-2.5.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/commons-httpclient-3.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jackson-core-asl-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jetty-6.1.26.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/stax-api-1.0-2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/guava-11.0.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jsr305-1.3.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/commons-lang-2.6.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/jersey-guice-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/xz-1.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/aopalliance-1.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/lib/leveldbjni-all-1.8.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-applications-unmanaged-am-launcher-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-server-web-proxy-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-server-nodemanager-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-api-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-server-common-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-client-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-common-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-server-resourcemanager-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-applications-distributedshell-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-server-applicationhistoryservice-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/yarn/hadoop-yarn-server-tests-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/jersey-core-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/guice-servlet-3.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/jackson-mapper-asl-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/guice-3.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/netty-3.6.2.Final.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/commons-compress-1.4.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/jersey-server-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/log4j-1.2.17.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/paranamer-2.3.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/asm-3.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/junit-4.11.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/commons-io-2.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/hadoop-annotations-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/javax.inject-1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/protobuf-java-2.5.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/jackson-core-asl-1.9.13.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/snappy-java-1.0.4.1.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/jersey-guice-1.9.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/hamcrest-core-1.3.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/avro-1.7.4.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/xz-1.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/aopalliance-1.0.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/lib/leveldbjni-all-1.8.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/hadoop-mapreduce-client-common-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/hadoop-mapreduce-client-app-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/hadoop-mapreduce-client-hs-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/hadoop-mapreduce-client-hs-plugins-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-2.5.2-tests.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/hadoop-mapreduce-client-shuffle-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/hadoop-mapreduce-client-core-2.5.2.jar:/home/hadoop/hadoop-2.5.2/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.5.2.jar:/home/hadoop/hadoop-2.5.2/contrib/capacity-scheduler/*.jar:/home/hadoop/hadoop-2.5.2/contrib/capacity-scheduler/*.jar STARTUP_MSG: build = https://git-wip-us.apache.org/repos/asf/hadoop.git -r cc72e9b000545b86b75a61f4835eb86d57bfafc0; compiled by 'jenkins' on 2014-11-14T23:45Z STARTUP_MSG: java = 1.7.0_71 ************************************************************/ 14/12/21 12:00:35 INFO namenode.NameNode: registered UNIX signal handlers for [TERM, HUP, INT] 14/12/21 12:00:35 INFO namenode.NameNode: createNameNode [-format] 14/12/21 12:00:37 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable 14/12/21 12:00:37 WARN common.Util: Path /home/hadoop/hdfs/name should be specified as a URI in configuration files. Please update hdfs configuration. 14/12/21 12:00:37 WARN common.Util: Path /home/hadoop/hdfs/name should be specified as a URI in configuration files. Please update hdfs configuration. Formatting using clusterid: CID-eb5f8e69-bad5-4b41-8ae0-89786e61b15c 14/12/21 12:00:37 INFO namenode.FSNamesystem: fsLock is fair:true 14/12/21 12:00:38 INFO blockmanagement.DatanodeManager: dfs.block.invalidate.limit=1000 14/12/21 12:00:38 INFO blockmanagement.DatanodeManager: dfs.namenode.datanode.registration.ip-hostname-check=true 14/12/21 12:00:38 INFO blockmanagement.BlockManager: dfs.namenode.startup.delay.block.deletion.sec is set to 000:00:00:00.000 14/12/21 12:00:38 INFO blockmanagement.BlockManager: The block deletion will start around 2014 Dec 21 12:00:38 14/12/21 12:00:38 INFO util.GSet: Computing capacity for map BlocksMap 14/12/21 12:00:38 INFO util.GSet: VM type = 64-bit 14/12/21 12:00:38 INFO util.GSet: 2.0% max memory 966.7 MB = 19.3 MB 14/12/21 12:00:38 INFO util.GSet: capacity = 2^21 = 2097152 entries 14/12/21 12:00:38 INFO blockmanagement.BlockManager: dfs.block.access.token.enable=false 14/12/21 12:00:38 INFO blockmanagement.BlockManager: defaultReplication = 2 14/12/21 12:00:38 INFO blockmanagement.BlockManager: maxReplication = 512 14/12/21 12:00:38 INFO blockmanagement.BlockManager: minReplication = 1 14/12/21 12:00:38 INFO blockmanagement.BlockManager: maxReplicationStreams = 2 14/12/21 12:00:38 INFO blockmanagement.BlockManager: shouldCheckForEnoughRacks = false 14/12/21 12:00:38 INFO blockmanagement.BlockManager: replicationRecheckInterval = 3000 14/12/21 12:00:38 INFO blockmanagement.BlockManager: encryptDataTransfer = false 14/12/21 12:00:38 INFO blockmanagement.BlockManager: maxNumBlocksToLog = 1000 14/12/21 12:00:38 INFO namenode.FSNamesystem: fsOwner = root (auth:SIMPLE) 14/12/21 12:00:38 INFO namenode.FSNamesystem: supergroup = supergroup 14/12/21 12:00:38 INFO namenode.FSNamesystem: isPermissionEnabled = false 14/12/21 12:00:38 INFO namenode.FSNamesystem: HA Enabled: false 14/12/21 12:00:38 INFO namenode.FSNamesystem: Append Enabled: true 14/12/21 12:00:38 INFO util.GSet: Computing capacity for map INodeMap 14/12/21 12:00:38 INFO util.GSet: VM type = 64-bit 14/12/21 12:00:38 INFO util.GSet: 1.0% max memory 966.7 MB = 9.7 MB 14/12/21 12:00:38 INFO util.GSet: capacity = 2^20 = 1048576 entries 14/12/21 12:00:38 INFO namenode.NameNode: Caching file names occuring more than 10 times 14/12/21 12:00:38 INFO util.GSet: Computing capacity for map cachedBlocks 14/12/21 12:00:38 INFO util.GSet: VM type = 64-bit 14/12/21 12:00:38 INFO util.GSet: 0.25% max memory 966.7 MB = 2.4 MB 14/12/21 12:00:38 INFO util.GSet: capacity = 2^18 = 262144 entries 14/12/21 12:00:38 INFO namenode.FSNamesystem: dfs.namenode.safemode.threshold-pct = 0.9990000128746033 14/12/21 12:00:38 INFO namenode.FSNamesystem: dfs.namenode.safemode.min.datanodes = 0 14/12/21 12:00:38 INFO namenode.FSNamesystem: dfs.namenode.safemode.extension = 30000 14/12/21 12:00:38 INFO namenode.FSNamesystem: Retry cache on namenode is enabled 14/12/21 12:00:38 INFO namenode.FSNamesystem: Retry cache will use 0.03 of total heap and retry cache entry expiry time is 600000 millis 14/12/21 12:00:38 INFO util.GSet: Computing capacity for map NameNodeRetryCache 14/12/21 12:00:38 INFO util.GSet: VM type = 64-bit 14/12/21 12:00:38 INFO util.GSet: 0.029999999329447746% max memory 966.7 MB = 297.0 KB 14/12/21 12:00:38 INFO util.GSet: capacity = 2^15 = 32768 entries 14/12/21 12:00:38 INFO namenode.NNConf: ACLs enabled? false 14/12/21 12:00:38 INFO namenode.NNConf: XAttrs enabled? true 14/12/21 12:00:38 INFO namenode.NNConf: Maximum size of an xattr: 16384 Re-format filesystem in Storage Directory /home/hadoop/hdfs/name ? (Y or N) y 14/12/21 12:00:48 INFO namenode.FSImage: Allocated new BlockPoolId: BP-1807063120-192.168.0.200-1419134447551 14/12/21 12:00:48 INFO common.Storage: Storage directory /home/hadoop/hdfs/name has been successfully formatted. 14/12/21 12:00:49 INFO namenode.NNStorageRetentionManager: Going to retain 1 images with txid >= 0 14/12/21 12:00:49 INFO util.ExitUtil: Exiting with status 0 14/12/21 12:00:49 INFO namenode.NameNode: SHUTDOWN_MSG: /************************************************************ SHUTDOWN_MSG: Shutting down NameNode at MasterHadoop50.localdomain/192.168.0.200 ************************************************************/ [root@MasterHadoop50 ~]#
[hadoop@MasterHadoop50 ~]$ echo $HADOOP_OPTS "-Djava.library.path=/home/hadoop/hadoop-2.5.2/lib" [hadoop@MasterHadoop50 ~]$ jps 3233 Jps [hadoop@MasterHadoop50 ~]$ less /etc/profile [hadoop@MasterHadoop50 ~]$ echo $JAVA_HOME /usr/java/jdk1.7.0_71 [hadoop@MasterHadoop50 ~]$ echo $CLASSPATH .::/usr/java/jdk1.7.0_71/lib:/usr/java/jdk1.7.0_71/jre/lib [hadoop@MasterHadoop50 ~]$ ls -ltr $HADOOP_OPTS ls: "-Djava.library.path=/home/hadoop/hadoop-2.5.2/lib": No such file or directory [hadoop@MasterHadoop50 ~]$ echo $HADOOP_OPTS "-Djava.library.path=/home/hadoop/hadoop-2.5.2/lib" [hadoop@MasterHadoop50 ~]$ source /etc/profile [hadoop@MasterHadoop50 ~]$ echo $HADOOP_OPTS -Djava.library.path=/home/hadoop/hadoop-2.5.2/lib
改前后“”没了 。
hadoop namenode -format Couldn'tload main class "-Djava.library.path=.home.hadoop.hadoop-2.5.2.lib"
标签：hadoop
原文地址：http://blog.csdn.net/hzdxw/article/details/42059443
