静态IP设置

# 修改网卡配置文件
vim /etc/sysconfig/network-scripts/ifcfg-ens33# 修改文件内容
TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=static
IPADDR=192.168.18.128
NETMASK=255.255.255.0
GATEWAY=192.168.18.2
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=ens33
UUID=2c2371f1-ef29-4514-a568-c4904bd11130
DEVICE=ens33
ONBOOT=true
DNS1=114.114.114.114# 重启网络
systemctl restart network

---

Java8环境配置[CentOS7]

cd /usr/local/src
wget https://repo.huaweicloud.com/java/jdk/8u201-b09/jdk-8u201-linux-x64.tar.gztar -xzvf jdk-8u201-linux-x64.tar.gz -C /usr/local#配置环境变量
vim /etc/profile
#文末添加
export JAVA_HOME=/usr/local/jdk1.8.0_201
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=${JAVA_HOME}/bin:$PATHsource /etc/profile
java -version
java version "1.8.0_201"
Java(TM) SE Runtime Environment (build 1.8.0_201-b09)
Java HotSpot(TM) 64-Bit Server VM (build 25.201-b09, mixed mode)

---

Flink部署与配置

---

下载

cd /usr/local/src
wget --no-check-certifica https://mirrors.tuna.tsinghua.edu.cn/apache/flink/flink-1.18.1/flink-1.18.1-bin-scala_2.12.tgztar -xzvf flink-1.18.1-bin-scala_2.12.tgz -C /usr/local

---

修改配置

cd /usr/local/flink-1.18.1
vim /usr/local/flink-1.18.1/conf/flink-conf.yaml

# jobManager 的IP地址
jobmanager.rpc.address: 192.168.18.128
# JobManager 的端口号
jobmanager.rpc.port: 6123
# JobManager 监控IP
jobmanager.bind-host: 192.168.18.128
# JobManager JVM heap 内存大小
jobmanager.memory.process.size: 1600m
# TaskManager 监控IP
taskmanager.bind-host: 192.168.18.128
# 配置为本机task节点ip地址,如测试环境有多个ip,则配置为集群中可以相互通信的ip
taskmanager.host: 192.168.18.128
# TaskManager JVM heap 内存大小
taskmanager.memory.process.size: 1728m
# 每个 TaskManager 提供的任务 slots 数量大小，默认为1
taskmanager.numberOfTaskSlots: 2
# 程序默认并行计算的个数，默认为1
parallelism.default: 4#  web服务绑定的address
rest.bind-address: 192.168.18.128rest.port: 8081
rest.address: 0.0.0.0

---

修改环境变量

vim /etc/profileexport FLINK_HOME=/usr/local/flink-1.18.1
export FLINK_CLASSPATH=/usr/local/flink-1.18.1/lib
export PATH=$FLINK_HOME/bin:$PATHsource /etc/profile

---

配置集群

# 配置集群主节点IP及端口
vim /usr/local/flink-1.18.1/conf/masters
192.168.18.128:8081# 配置从节点IP
vim /usr/local/flink-1.18.1/conf/workers
192.168.18.128
192.168.18.128
192.168.18.128

---

启停脚本

/usr/local/flink-1.18.1/bin/start-cluster.sh/usr/local/flink-1.18.1/bin/stop-cluster.sh

---

可视化页面

http://192.168.18.128:8081/