正义红师 全集,running man e106,李浩宁大家伙巨牌图片
c:\users>java -version java version "1.8.0_251" java(tm) se runtime environment (build 1.8.0_251-b08) java hotspot(tm) 64-bit server vm (build 25.251-b08, mixed mode)
添加以下目录到path变量:
a) c:\learning\hadoop\etc\hadoop\core-site.xml <configuration> <property> <name>fs.defaultfs</name> <value>hdfs://localhost:9000</value> </property> </configuration>
b) c:\learning\hadoop\etc\hadoop\mapred-site.xml <configuration> <property> <name>mapreduce.framework.name</name> <value>yarn</value> </property> </configuration>
c) c:\learning\hadoop\etc\hadoop\hdfs-site.xml <configuration> <property> <name>dfs.replication</name> <value>1</value> </property> <property> <name>dfs.namenode.name.dir</name> <value>file:///learning/hadoop/data/namenode</value> </property> <property> <name>dfs.datanode.data.dir</name> <value>file:///learning/hadoop/data/datanode</value> </property> </configuration>
d:\learning\hadoop\etc\hadoop\yarn-site.xml <configuration> <property> <name>yarn.resourcemanager.hostname</name> <value>0.0.0.0</value> </property> <property> <name>yarn.nodemanager.local-dirs</name> <value>file:///c:/learning/hadoop/tmp</value> </property> <property> <name>yarn.nodemanager.aux-services</name> <value>mapreduce_shuffle</value> </property> <property> <name>yarn.nodemanager.aux-services.mapreduce.shuffle.class</name> <value>org.apache.hadoop.mapred.shufflehandler</value> </property> </configuration>
e) c:\learning\hadoop\etc\hadoop\hadoop-env.cmd 显性设置java_home set java_home=c:\java64
>hdfs namenode -format log on scren when run successfully: 20/04/19 10:40:13 info common.storage: storage directory \learning\hadoop\data\namenode has been successfully formatted. 20/04/19 10:40:13 info namenode.fsimageformatprotobuf: saving image file \learning\hadoop\data\namenode\current\fsimage.ckpt_0000000000000000000 using no compression 20/04/19 10:40:13 info namenode.fsimageformatprotobuf: image file \learning\hadoop\data\namenode\current\fsimage.ckpt_0000000000000000000 of size 320 bytes saved in 0 seconds . 20/04/19 10:40:13 info namenode.nnstorageretentionmanager: going to retain 1 images with txid >= 0 20/04/19 10:40:13 info namenode.namenode: shutdown_msg:
c:\learning\hadoop\sbin\start-all.cmd
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