traces precommit time table

consensus/state.go

@@ -2323,6 +2323,7 @@ func (cs *State) signAddVote(msgType cmtproto.SignedMsgType, hash []byte, header
 		targetBlockTime := 11 * time.Second
 		precommitVoteTime := cs.StartTime.Add(targetBlockTime)
 		waitTime := precommitVoteTime.Sub(cmttime.Now())
+		schema.WritePreCommitTime(cs.traceClient, cs.Height, cs.Round, waitTime.Seconds())
 		if waitTime > 0 {
 			if waitTime > 11*time.Second {
 				cs.Logger.Debug("waiting for precommit vote was higher than"+

pkg/trace/schema/consensus.go

@@ -18,6 +18,26 @@ func ConsensusTables() []string {
 	}
 }
 
+const (
+	// PrecommitTime
+	PrecommitTime = "precommit_time"
+)
+
+type PreCommitTime struct {
+	Height int64   `json:"height"`
+	Round  int32   `json:"round"`
+	Delay  float64 `json:"delay"`
+}
+
+func (p PreCommitTime) Table() string {
+	return PrecommitTime
+}
+
+func WritePreCommitTime(client trace.Tracer, height int64, round int32, delay float64) {
+	client.Write(PreCommitTime{Height: height, Round: round, Delay: delay})
+
+}
+
 // Schema constants for the consensus round state tracing database.
 const (
 	// RoundStateTable is the name of the table that stores the consensus