diff --git a/pkg/kv/kvserver/kvflowcontrol/rac2/range_controller.go b/pkg/kv/kvserver/kvflowcontrol/rac2/range_controller.go
index 20cc42f4116e..b21d1d9175e1 100644
--- a/pkg/kv/kvserver/kvflowcontrol/rac2/range_controller.go
+++ b/pkg/kv/kvserver/kvflowcontrol/rac2/range_controller.go
@@ -855,6 +855,8 @@ func (rss *replicaSendStream) closeLocked(ctx context.Context) {
 }
 
 func (rss *replicaSendStream) changeToProbeLocked(ctx context.Context, now time.Time) {
+	log.VEventf(ctx, 1, "r%v:%v stream %v changing to probe",
+		rss.parent.parent.opts.RangeID, rss.parent.desc, rss.parent.stream)
 	// This is the first time we've seen the replica change to StateProbe,
 	// update the connected state and start time. If the state doesn't
 	// change within probeRecentlyReplicateDuration, we will close the
diff --git a/pkg/kv/kvserver/kvflowcontrol/replica_rac2/processor.go b/pkg/kv/kvserver/kvflowcontrol/replica_rac2/processor.go
index ed42c9f5b628..9e7718ea8ec4 100644
--- a/pkg/kv/kvserver/kvflowcontrol/replica_rac2/processor.go
+++ b/pkg/kv/kvserver/kvflowcontrol/replica_rac2/processor.go
@@ -557,6 +557,7 @@ func (p *processorImpl) SetEnabledWhenLeaderRaftMuLocked(
 	if level != EnabledWhenLeaderV1Encoding || p.desc.replicas == nil {
 		return
 	}
+	log.VEventf(ctx, 1, "enabled v2 protocol using v1 priority encoding")
 	// May need to create RangeController.
 	var leaderID roachpb.ReplicaID
 	var term uint64