Configuration
Configure etcd clusters according to your needs, and access the service
Module: ETCD
Pigsty has built-in etcd support, which is a reliable distributive consensus storage (DCS), empowering PostgreSQL HA.
Module:
ETCD is a distributed, reliable key-value store for the most critical data of a distributed system
Configuration | Administration | Playbook | Dashboard | Parameter
Pigsty use etcd as DCS: Distributed configuration storage (or distributed consensus service). Which is critical to PostgreSQL High-Availability & Auto-Failover.
You have to install ETCD module before any PGSQL modules, since patroni & vip-manager will rely on etcd to work. Unless you are using an external etcd cluster.
You don’t need NODE module to install ETCD, but it requires a valid CA on your local files/pki/ca. Check ETCD Administration SOP for more details.
Parameters
Etcd has 10 parameters to customize the etcd cluster as needed.
Playbook
How to manage etcd cluster with ansible playbooks
Administration
Admin SOP, create & remove etcd clusters and members
Monitoring
Etcd monitoring metrics, dashboards, and alerting rules
Metrics
Pigsty ETCD module metric list
FAQ
Pigsty ETCD dcs module frequently asked questions
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