package replication_modepb

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The status of dr-autosync mode.

Used in: ReplicationStatus

• string label_key = 1

  The key of the label that used for distinguish different DC.

• DRAutoSyncState state = 2

• uint64 state_id = 3

  Unique ID of the state, it increases after each state transfer.

• int32 wait_sync_timeout_hint = 4

  Duration to wait before switching to SYNC by force (in seconds)

• repeated uint64 available_stores = 5

  Stores should only sync messages with available stores when state is ASYNC or ASYNC_WAIT.

• bool pause_region_split = 6

  Stores should forbid region split.

Used in: DRAutoSync, StoreDRAutoSyncStatus

• SYNC = 0

  Raft logs need to sync between different DCs

• ASYNC_WAIT = 1

  Wait for switching to ASYNC. Stop sync raft logs between DCs.

• ASYNC = 2

  Raft logs need to sync to majority peers

• SYNC_RECOVER = 3

  Switching from ASYNC to SYNC mode

Used in: RegionReplicationStatus

• UNKNOWN = 0

  The region's state is unknown

• SIMPLE_MAJORITY = 1

  Logs sync to majority peers

• INTEGRITY_OVER_LABEL = 2

  Logs sync to different DCs

The replication status sync from TiKV to PD.

Used in: pdpb.RegionHeartbeatRequest

• RegionReplicationState state = 1

• uint64 state_id = 2

  Unique ID of the state, it increases after each state transfer.

Used in: ReplicationStatus

• MAJORITY = 0

  The standard mode. Replicate logs to majority peer.

• DR_AUTO_SYNC = 1

  DR mode. Replicate logs among 2 DCs.

The replication status sync from PD to TiKV.

Used in: pdpb.BootstrapResponse, pdpb.PutStoreResponse, pdpb.StoreHeartbeatResponse

• ReplicationMode mode = 1

• optional DRAutoSync dr_auto_sync = 2

Used in: pdpb.StoreHeartbeatRequest

• DRAutoSyncState state = 1

• uint64 state_id = 2