Enter file in which to save the key (/var/lib/pgsql/.ssh/id_rsa): Enter passphrase (empty for no passphrase): Enter same passphrase again: Your identification has been saved in /var/lib/pgsql/.ssh/id_rsa. Your public key has been saved in /var/lib/pgsql/.ssh/id_rsa.pub. The...
yum install -y https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm 安装版本12 yum install -y postgresql12-server 刚开始安装完成时候是没有任何数据的,我们需要修改一些参数/usr/lib/systemd/system/postgresql-12.service,比如指定数据目录 Environment=...
In a PostgreSQL replication setup, you have 2 types of servers. A master server and a slave server. The database records of the master server get replicated in real-time to the Slave servers. You can read from the slave servers using the IP addresses of the slave servers. But you can ...
【摘要】 一、总体架构 二、环境申请 三、配置4台主机之间的互信 四、配置repmgr 4.1、主库修改pg_hba.conf参数文件 4.2、主库修改postgresql.conf参数文件 4.3、主库创建相关用户和数据库 4.4、4个节点分别修改repmgr.conf 4.5、在主库注册主库服务 4.6、克隆备库1和备库2 4.6.1、4个节点都配~/.pgpass密码...
4.2、主库修改postgresql.conf参数文件 代码语言:javascript 代码运行次数:0 运行 AI代码解释 复制 -- 修改参数 cat >> /pg13/pgdata/postgresql.conf <<"EOF" # 归档参数 wal_level='replica' archive_mode='on' archive_command='test ! -f /pg13/archive/%f && cp %p /pg13/archive/%f' restore_co...
3.1 初始化PostgreSQL数据库 [root@hwd04 ~]# /usr/pgsql-12/bin/postgresql-12-setup initdb Initializing database ... OK 1. 2. 3.2 配置PostgreSQL参数 [root@hwd04 ~]# vi /var/lib/pgsql/12/data/postgresql.conf listen_addresses = '*' ...
Setup a streaming replica, strip away any PostgreSQL installation on the existing replica: Stop both servers. Go to “standby" database directory and remove the PostgreSQL installation: cd $PGDATA rm -rf * This will delete the entire database installation in/data/standby. ...
# -- 首先启动主库PGsudo /usr/pgsql-14/bin/postgresql-14-setup initdb sudo systemctlenablepostgresql-14 sudo systemctl start postgresql-14# -- 先模拟运行注册su - postgres repmgr -f /etc/repmgr/14/repmgr.conf primary register --dry-run# -- 将上面错误全部解决后,执行注册repmgr -f /etc/re...
There is a firewall setup that prevents incoming access to the PostgreSQL port (defaulting to 5432) used to access "node1". In this situation you would be able to connect to the "node1" server on itself, but not from any other host, and you'd just get a timeout when trying rather...
I've tried multiple variants but neither did work. The witness node in Docker throws an error and shuts down: Here is my compose: version:'3.8'services:pg-0:image:bitnami/postgresql-repmgr:latestports: -6430:5432volumes: -/docker/local/database_repmgr2/pg-0:/bitnami/postgresqlenvironment: ...