OceanBase集群安装

环境

Centos 7.6 + OB 4.2.1

角色 IP 配置 备注

OBD/OBClient 192.168.18.11 8G+100G 中控机+客户端

OBServer/OBProxy 192.168.18.166 2G+30G 节点1

OBServer/OBProxy 192.168.18.167 2G+30G 节点2

OBServer/OBProxy 192.168.18.168 2G+30G 节点3

1.创建用户（192.168.18.11/166/167/168）

useradd admin

passwd admin

2.创建目录（192.168.18.166/167/168）

mkdir -p /obdata/{observer,data,redo}

chown -R admin:admin /obdata

3.关闭防火墙、关闭selinux（192.168.18.11/166/167/168）

4.安装all in包

下载地址：https://www.oceanbase.com/softwarecenter

tar -xzf oceanbase-all-in-one-*.tar.gz

cd oceanbase-all-in-one/bin/

./install.sh

source ~/oceanbase-all-in-one/bin/env.sh

5.OBD配置

#禁用远程仓库

obd mirror disable remote

#将安装包添加至本地镜像库

obd mirror clone *.rpm

obd mirror list local

#配置文件

# Only need to configure when remote login is required

 user:
   username: admin

#   password: your password if need

   key_file: /home/admin/.ssh/id_rsa.pub

#   port: your ssh port, default 22

#   timeout: ssh connection timeout (second), default 30

oceanbase-ce:
  servers:
    - name: node1
      # Please don't use hostname, only IP can be supported
      ip: 192.168.18.166
    - name: node2
      ip: 192.168.18.167
    - name: node3
      ip: 192.168.18.168
  global:
    # Starting from observer version 4.2, the network selection for the observer is based on the 'local_ip' parameter, and the 'devname' parameter is no longer mandatory.
    # If the 'local_ip' parameter i