reorder

Signed-off-by: Ryan Leung <rleungx@gmail.com>

pkg/core/region.go

@@ -57,30 +57,30 @@ func errRegionIsStale(region *metapb.Region, origin *metapb.Region) error {
 // the properties are Read-Only once created except buckets.
 // the `buckets` could be modified by the request `report buckets` with greater version.
 type RegionInfo struct {
-	term              uint64
 	meta              *metapb.Region
 	learners          []*metapb.Peer
 	witnesses         []*metapb.Peer
 	voters            []*metapb.Peer
 	leader            *metapb.Peer
 	downPeers         []*pdpb.PeerStats
 	pendingPeers      []*metapb.Peer
+	interval          *pdpb.TimeInterval
+	replicationStatus *replication_modepb.RegionReplicationStatus
+	queryStats        *pdpb.QueryStats
+	// buckets is not thread unsafe, it should be accessed by the request `report buckets` with greater version.
+	buckets unsafe.Pointer
+	// source is used to indicate region's source, such as Storage/Sync/Heartbeat.
+	source            RegionSource
+	term              uint64
 	cpuUsage          uint64
 	writtenBytes      uint64
 	writtenKeys       uint64
 	readBytes         uint64
 	readKeys          uint64
+	flowRoundDivisor  uint64
 	approximateSize   int64
 	approximateKvSize int64
 	approximateKeys   int64
-	interval          *pdpb.TimeInterval
-	replicationStatus *replication_modepb.RegionReplicationStatus
-	queryStats        *pdpb.QueryStats
-	flowRoundDivisor  uint64
-	// buckets is not thread unsafe, it should be accessed by the request `report buckets` with greater version.
-	buckets unsafe.Pointer
-	// source is used to indicate region's source, such as Storage/Sync/Heartbeat.
-	source RegionSource
 	// ref is used to indicate the reference count of the region in root-tree and sub-tree.
 	ref atomic.Int32
 }