The Design and Implementation of Multi-raft | TiDBPlacement Driver Placement Driver (PD), the global central controller of TiKV, stores the metadata information of the entire TiKV cluster, generates Global IDs, and is responsible for the scheduling of TiKV and the global TSO time service. PD is a critical central node. With the integration of etcd, it automatically supports the distributed scaling and failover as well as solves the problem of sin
GitHub - pingcap/failpoint: An implementation of failpoints for Golang.
