All posts tagged with "high-availability"
Understand ProxySQL hostgroups: what they are, how they route MySQL traffic, common use cases, pitfalls, Galera cluster integration, and running multiple ProxySQL instances across data centers.
Deep dive into Galera Cluster internals — the wsrep API, write-set replication, certification-based conflict resolution, node states, flow control, quorum mechanics, and SST vs IST recovery.
Understand MySQL binary log replication from the ground up — how async and semi-sync replication work, what GTIDs are and why they matter, replication lag causes, and the failure modes that led to Galera Cluster.
Master MySQL high availability from replication basics to multi-master Galera clusters, Percona XtraDB Cluster, ProxySQL query routing, backup strategies, and production monitoring with PMM.