# Reference

- [Galera Cluster Status Variables](/docs/galera-cluster/reference/galera-cluster-status-variables.md)
- [Galera Cluster System Variables](/docs/galera-cluster/reference/galera-cluster-system-variables.md): Complete Galera Cluster System Variables reference for MariaDB. Complete guide for configuration values, scope settings, and performance impact.
- [WSREP Variable Details](/docs/galera-cluster/reference/wsrep-variable-details.md)
- [wsrep\_certificate\_expiration\_hours\_warning](/docs/galera-cluster/reference/wsrep-variable-details/wsrep_certificate_expiration_hours_warning.md)
- [wsrep\_cluster\_name](/docs/galera-cluster/reference/wsrep-variable-details/wsrep_cluster_name.md)
- [wsrep\_provider\_options](/docs/galera-cluster/reference/wsrep-variable-details/wsrep_provider_options.md)
- [wsrep\_ssl\_mode](/docs/galera-cluster/reference/wsrep-variable-details/wsrep_ssl_mode.md)
- [wsrep\_sst\_method](/docs/galera-cluster/reference/wsrep-variable-details/wsrep_sst_method.md)
- [wsrep\_sst\_common](/docs/galera-cluster/reference/wsrep-variable-details/wsrep_sst_common.md)
- [wsrep\_sst\_mariabackup](/docs/galera-cluster/reference/wsrep-variable-details/wsrep_sst_mariabackup.md)
- [gcs.check\_appl\_proto](/docs/galera-cluster/reference/wsrep-variable-details/gcs.check_appl_proto.md)
- [socket.ssl](/docs/galera-cluster/reference/wsrep-variable-details/socket.ssl.md)
- [socket.ssl\_ca](/docs/galera-cluster/reference/wsrep-variable-details/socket.ssl_ca.md)
- [socket.ssl\_cert](/docs/galera-cluster/reference/wsrep-variable-details/socket.ssl_cert.md)
- [socket.ssl\_key](/docs/galera-cluster/reference/wsrep-variable-details/socket.ssl_key.md)
- [ssl\_ca](/docs/galera-cluster/reference/wsrep-variable-details/ssl_ca.md)
- [ssl\_capath](/docs/galera-cluster/reference/wsrep-variable-details/ssl_capath.md)
- [ssl\_cert](/docs/galera-cluster/reference/wsrep-variable-details/ssl_cert.md)
- [ssl\_key](/docs/galera-cluster/reference/wsrep-variable-details/ssl_key.md)
- [Galera Cluster System Tables](/docs/galera-cluster/reference/galera-cluster-system-tables.md)
- [Known Limitations](/docs/galera-cluster/reference/mariadb-galera-cluster-known-limitations.md)
- [MariaDB Advanced Cluster: Team FAQ & Architectural Guide](/docs/galera-cluster/reference/mariadb-advanced-cluster-team-faq-and-architectural-guide.md)