add flag to pause region split (#899)

Signed-off-by: disksing <i@disksing.com>
pingcap · Apr 29, 2022 · 2839fa5 · 2839fa5
1 parent e33ae92
commit 2839fa5
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Showing 2 changed files with 78 additions and 32 deletions.
diff --git a/pkg/replication_modepb/replication_modepb.pb.go b/pkg/replication_modepb/replication_modepb.pb.go
diff --git a/proto/replication_modepb.proto b/proto/replication_modepb.proto
@@ -36,6 +36,8 @@ message DRAutoSync {
     int32 wait_sync_timeout_hint = 4;
     // Stores should only sync messages with available stores when state is ASYNC or ASYNC_WAIT.
     repeated uint64 available_stores = 5;
+    // Stores should forbid region split.
+    bool pause_region_split = 6;
 }
 
 enum RegionReplicationState {