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Signed-off-by: marsishandsome <marsishandsome@gmail.com>
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marsishandsome 2021-06-16 10:18:43 +08:00
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content/docs/5.1/reference/architecture/overview.md
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@ -53,7 +53,7 @@ The TiKV placement driver is the cluster manager of TiKV, which periodically and
## Store
A **Store** refers to the storage node in the TiKV cluster (an instance of tikv-server). Each store has a corresponding TiKV instance.
A **Store** is an instance of tikv-server.
## Region
@ -61,11 +61,11 @@ TiKV shards continuous ranges of keys into **Regions**, and replicates **Regions
## Peer
A replica of a Region is called a peer. Multiple peers of the same Region replicate data via the Raft consensus algorithm, so peers are also members of a Raft instance.
A replica of a Region is called a peer. Multiple peers of the same Region replicate data via the Raft consensus algorithm.
## Node
A TiKV **Store** is a physical node in the cluster, which could be a virtual machine, a container, etc. Within each Node, there can be one or more stores.
A TiKV **Node** is a physical node in the cluster, which could be a virtual machine, a container, etc. Within each Node, there can be one or more stores.
The status for the Node, Store, and Region will be regularly reported to the Placement Driver.