双节点:slim
双节点衍生配置模板,不使用 Infra 模块,不构建本地软件源,直接从互联网安装 PostgreSQL
Categories:
此模板使用双节点部署模板,提供精简安装能力,您可以在不安装 Infra 模块的前提下,直接从互联网安装 PostgreSQL。
当您需要一个最简单的可用数据库实例,不希望部署监控与依赖项时,可以考虑 精简安装 模式。
配置概览
- 配置名称:
slim
- 节点数量: 双节点
- 配置说明:精简安装配置模板
- 适用系统:
el8
,el9
,d12
,u22
,u24
- 适用架构:
x86_64
,aarch64
- 相关配置:
dual
- Vagrant:双节点
pigsty/vagrant/spec/dual.rb
配置说明
启用方式:在 configure
过程中使用 -c slim
参数:
./configure -c slim [-i <primary_ip>]
配置生成完成后,您还需要将 10.10.10.11
占位节点 IP 地址修改为您的从库节点 IP 地址。
配置内容
源文件地址:pigsty/conf/slim.yml
all:
children:
# actually not used
infra: { hosts: { 10.10.10.10: { infra_seq: 1 } } }
# etcd cluster for ha postgres, still required in minimal installation
etcd: { hosts: { 10.10.10.10: { etcd_seq: 1 } }, vars: { etcd_cluster: etcd } }
# postgres cluster 'pg-meta' with 2 instances
pg-meta:
hosts:
10.10.10.10: { pg_seq: 1, pg_role: primary }
10.10.10.11: { pg_seq: 2, pg_role: replica }
vars:
pg_cluster: pg-meta
pg_databases: [ { name: meta ,baseline: cmdb.sql ,comment: pigsty meta database ,schemas: [ pigsty ] ,extensions: [ { name: vector }] } ]
pg_users:
- { name: dbuser_meta ,password: DBUser.Meta ,pgbouncer: true ,roles: [ dbrole_admin ] ,comment: pigsty admin user }
- { name: dbuser_view ,password: DBUser.Viewer ,pgbouncer: true ,roles: [ dbrole_readonly ] ,comment: read-only viewer for meta database }
node_crontab: [ '00 01 * * * postgres /pg/bin/pg-backup full' ] # make a full backup every 1am
vars: # global parameters
version: v3.1.0 # pigsty version string
admin_ip: 10.10.10.10 # admin node ip address
region: default # upstream mirror region: default,china,europe
node_tune: tiny # use tiny template for NODE in demo environment
pg_conf: tiny.yml # use tiny template for PGSQL in demo environment
# slim installation setup
nginx_enabled: false # nginx not exists
dns_enabled: false # dnsmasq not exists
prometheus_enabled: false # prometheus not exists
grafana_enabled: false # grafana not exists
pg_exporter_enabled: false # disable pg_exporter
pgbouncer_exporter_enabled: false
pg_vip_enabled: false
#----------------------------------#
# Repo, Node, Packages
#----------------------------------#
node_repo_modules: node,infra,pgsql # use node_repo_modules instead of repo_modules
node_repo_remove: true # remove existing node repo for node managed by pigsty?
repo_packages: [ # default packages to be downloaded (if `repo_packages` is not explicitly set)
node-bootstrap, infra-package, infra-addons, node-package1, node-package2, pgsql-common #,docker
]
repo_extra_packages: [ # default postgres packages to be downloaded
pgsql-main
#,pgsql-core,pgsql-time,pgsql-gis,pgsql-rag,pgsql-fts,pgsql-olap,pgsql-feat,pgsql-lang,pgsql-type,pgsql-func,pgsql-admin,pgsql-stat,pgsql-sec,pgsql-fdw,pgsql-sim,pgsql-etl,
#,pg17-core,pg17-time,pg17-gis,pg17-rag,pg17-fts,pg17-olap,pg17-feat,pg17-lang,pg17-type,pg17-func,pg17-admin,pg17-stat,pg17-sec,pg17-fdw,pg17-sim,pg17-etl,
#,pg16-core,pg16-time,pg16-gis,pg16-rag,pg16-fts,pg16-olap,pg16-feat,pg16-lang,pg16-type,pg16-func,pg16-admin,pg16-stat,pg16-sec,pg16-fdw,pg16-sim,pg16-etl,
]
注意事项
因为缺少 Infra 模块提供的监控基础设施,精简安装模式不提供数据库监控能力。
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