目录
一、前期准备
1.1安装了jdk
1.2安装了zookeeper分布式
1.3配置免密码登录
1.4机器准备
二、安装部署
2.1上传
2.2解压
2.3配置环境变量(每一台都要)
2.4修改hadoo-env.sh
2.5修改core-site.xml
2.6修改hdfs-site.xml
2.7修改mapred-site.xml
2.8修改yarn-site.xml
2.9修改workers
2.10修改:yarn-env.sh
2.11拷贝到其他节点
三、验证
3.1启动zookeeper集群(每一台都要)
3.2启动
3.3jps查看进程
3.4浏览器验证9870
3.5 浏览器验证8088
注:hadoop2X HA安装部署参考:
Hadoop2X HA环境部署_一个人的牛牛的博客-CSDN博客
一、前期准备 1.1安装了jdk没有的可以参考:
Linux系统CentOS7安装jdk_一个人的牛牛的博客-CSDN博客
1.2安装了zookeeper分布式没有的可以参考:
zookeeper单机和集群(全分布)的安装过程_一个人的牛牛的博客-CSDN博客
1.3配置免密码登录没有的可以参考:
Linux配置免密登录单机和全分布_一个人的牛牛的博客-CSDN博客
1.4机器准备主节点 | 从节点 |
hadoop01 | hadoop02 |
hadoop02 | hadoop03 |
笔记本性能不够,没有安装多的虚拟机,hadoop02重复使用。
二、安装部署 2.1上传MobaXterm_Portable的简单使用_一个人的牛牛的博客-CSDN博客_mobaxterm portable和installer区别
2.2解压进入安装包目录,执行:
tar -zvxf hadoop-3.1.3.tar.gz /training/
2.3配置环境变量(每一台都要)
vi ~/.bash_profile
#hadoop
export HADOOP_HOME=/training/hadoop-3.1.3
export PATH=$PATH:$HADOOP_HOME/bin:$HADOOP_HOME/sbin
环境变量生效
source ~/.bash_profile
2.4修改hadoo-env.sh进入hadoop目录的etc/hadoop目录,如:/training/hadoop-2.7.3/etc/hadoop,执行:
vi hadoo-env.sh
添加内容:
export JAVA_HOME=/training/jdk1.8.0_171
2.5修改core-site.xml
进入hadoop目录的etc/hadoop目录,如:/training/hadoop-2.7.3/etc/hadoop,执行:
vi core-site.xml
添加内容:
fs.defaultFS
hdfs://HAhadoop01
hadoop.tmp.dir
/training/hadoop-3.1.3/tmp
ha.zookeeper.quorum
hadoop01:2181,hadoop02:2181,hadoop03:2181
2.6修改hdfs-site.xml
进入hadoop目录的etc/hadoop目录,如:/training/hadoop-2.7.3/etc/hadoop,执行:
vi hdfs-site.xml
添加内容:
dfs.nameservices
HAhadoop01
dfs.ha.namenodes.HAhadoop01
HAhadoop02,HAhadoop03
dfs.namenode.rpc-address.HAhadoop01.HAhadoop02
hadoop01:9000
dfs.namenode.http-address.HAhadoop01.HAhadoop02
hadoop01:9870
dfs.namenode.rpc-address.HAhadoop01.HAhadoop03
hadoop02:9000
dfs.namenode.http-address.HAhadoop01.HAhadoop03
hadoop02:9870
dfs.namenode.shared.edits.dir
qjournal://hadoop01:8485;hadoop02:8485;/HAhadoop01
dfs.journalnode.edits.dir
/training/hadoop-3.1.3/journal
dfs.ha.automatic-failover.enabled.HAhadoop01
true
dfs.client.failover.proxy.provider.HAhadoop01
org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider
dfs.ha.fencing.methods
sshfence
shell(/bin/true)
dfs.ha.fencing.ssh.private-key-files
/root/.ssh/id_rsa
dfs.ha.fencing.ssh.connect-timeout
30000
dfs.datanode.data.dir
/training/hadoop-3.1.3/data
dfs.datanode.name.dir
/training/hadoop-3.1.3/name
dfs.replication
2
进入hadoop目录,用mkdir创建tmp,journal,logs
2.7修改mapred-site.xml进入hadoop目录的etc/hadoop目录,如:/training/hadoop-2.7.3/etc/hadoop,执行:
vi mapred-site.xml
添加内容:
mapreduce.framework.name
yarn
2.8修改yarn-site.xml
进入hadoop目录的etc/hadoop目录,如:/training/hadoop-2.7.3/etc/hadoop,执行:
vi yarn-site.xml
添加内容:
yarn.resourcemanager.ha.enabled
true
yarn.resourcemanager.cluster-id
yarn
yarn.resourcemanager.ha.rm-ids
rm1,rm2
yarn.resourcemanager.hostname.rm1
hadoop01
yarn.resourcemanager.hostname.rm2
hadoop02
yarn.resourcemanager.zk-address
hadoop01:2181,hadoop02:2181,hadoop03:2181
yarn.nodemanager.aux-services
mapreduce_shuffle
2.9修改workers
进入hadoop目录的etc/hadoop目录,如:/training/hadoop-2.7.3/etc/hadoop,执行:
vi workers
添加内容:
hadoop02
hadoop03
2.10修改:yarn-env.sh
添加
export JAVA_HOME=/training/jdk1.8.0_171
2.11拷贝到其他节点
2.11.1:scp
scp -r hadoop-2.7.3/ root@hadoop02:/training/
scp -r hadoop-2.7.3/ root@hadoop03:/training/
2.11.2:rsync
xsync /training/hadoop-3.1.3
xsync分发脚本参考:
jps、kafka、zookeeper群起脚本和rsync文件分发脚本(超详细)_一个人的牛牛的博客-CSDN博客
三、验证 3.1启动zookeeper集群(每一台都要)进入zookeeper的bin目录下执行:
zkServer.sh start
jps查看
jps、kafka、zookeeper群起脚本和rsync文件分发脚本(超详细)_一个人的牛牛的博客-CSDN博客
3.2启动#在所有节点启动journalnode(一次,不可多次执行)
hadoop-daemon.sh start journalnode
#格式化HDFS(在hadoop01上执行)(一次,不可多次执行)
hdfs namenode -format
#将hadoop-3.1.3/tmp拷贝到hadoop02的/root/training/hadoop-3.1.3/tmp下
scp -r /training/hadoop-3.1.3/tmp/ root@hadoop02:/training/hadoop-3.1.3/
#格式化zookeeper(一次,不可多次执行)
hdfs zkfc -formatZK
会有日志Successfully created /hadoop-ha/HAhadoop01 in ZK.
#在所有节点停止journalnode(一次,不可多次执行)
hadoop-daemon.sh stop journalnode
#hadoop01和hadoop02上启动zkfc
hadoop-daemon.sh start zkfc
#在hadoop01上启动Hadoop集群
start-all.sh
3.3jps查看进程
3.4浏览器验证9870
浏览器输入:hadoop01:9870
没有做ip地址映射的输入ip+9870如:192.168.12.137:9870
3.5 浏览器验证8088
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