1、MASTER启动keepalived 服务器 # service keepalived start 2、MASTER查看keepalived 状态 # service keepalived status 3、查看后台日志 # tail -f /var/log/messages 4、查看虚拟ip(ifconfig看不到虚拟IP): # ip addr Keepalived主备切换 1、把主库给停掉 在原来的主节点可以看到报错信息/var/log/message 2...
[postgres@pg_qixun ~]$ psql -X -v a="postgres%" -f show.sql psql:show.sql:1: error: invalid command \SET psql:show.sql:2: ERROR: syntax error at or near ")" LINE 1: SELECT count_db(postgres%); [postgres@pg_qixun ~]$ cat show.sql \SET a postgres% SELECT count_db(:a);...
Check the PostgreSQL service status using the command: [root@rheltest ~]# systemctl status postgresqlpostgresql.service - PostgreSQL database server Loaded: loaded(/usr/lib/systemd/system/postgresql.service;enabled;vendor preset: disabled)Active: active(running)since Wed2021-03-0311:06:28 IST;14s ...
我们需要下载docker-compose,compose的内容如下 # This file is auto generated from it's template,# see citusdata/tools/packaging_automation/templates/docker/latest/docker-compose.tmpl.yml.version:"3"services:master:container_name:"${COMPOSE_PROJECT_NAME:-citus}_master"image:"citusdata/citus:11.1.2"...
This will bring you back to thepostgresLinux command prompt. 2. Ubuntu上另一种选择,从源代码编译安装 PostgreSQL# Ubuntu上必须从源代码安装PostgreSQL,这样才能让该数据库依赖高版本的LLVM(至少版本10)。 背景知识:PostgreSQL 11 之后的版本引入了LLVM JIT (Just-In-Time)机制来加速SQL查询。
(3条消息) 【数据库】PostgreSQL编译安装详细过程_sdut菜鸟的博客-CSDN博客 PostgreSQL在Linux下的两种安装方式 - 墨天轮 (modb.pro) https://blog.csdn.net/u010856284/article/details/70142810 postgresqllinux 阅读2.4k更新于2023-06-27 引用和评论 推荐阅读 ...
show master status; 从服务器配置 1、打开从服务器的配置文件,在其中加上如下配置: server-id=108 2、重启 MySQL 服务。 mysql.server restart 3、配置主从同步 change master to master_host='192.168.0.101',master_user='root',master_password='P@ssw0rd',master_log_file='mysql-bin.000001' ,master_...
[root@docker ~]# systemctl status docker ● docker.service - Docker Application Container Engine Loaded: loaded (/usr/lib/systemd/system/docker.service; enabled; vendor preset: disabled) Active: active (running) since Thu 2023-01-12 20:05:15 CST; 4 days ago ...
-- Unit postgresql-13.service has begun starting up. Aug 03 05:58:41 s101 systemd[1]: postgresql-13.service: main process exited, code=exited, status=1/FAILURE Aug 03 05:58:41 s101 systemd[1]: Failed to start PostgreSQL 13 database server. ...
sudo service postgresql restartt 3、配置从服务器 首先,先测试一下是否能连接主服务器 psql -h 192.168.100.70 -U postgres 如果可以,说明主机配置正常,否则检查一下主机的pg_hba.conf配置 进入到postgres用户 sudo su - postgres 先清空main目录下的数据(main文件夹就是PostgreSQL数据的存储文件夹) ...