add filtered and total counts

proxyd/consensus_poller.go

@@ -369,6 +369,8 @@ func (cp *ConsensusPoller) UpdateBackendGroupConsensus(ctx context.Context) {
 
 	RecordGroupConsensusLatestBlock(cp.backendGroup, proposedBlock)
 	RecordGroupConsensusCount(cp.backendGroup, len(consensusBackends))
+	RecordGroupConsensusFilteredCount(cp.backendGroup, len(filteredBackendsNames))
+	RecordGroupTotalCount(cp.backendGroup, len(cp.backendGroup.Backends))
 
 	log.Debug("group state", "proposedBlock", proposedBlock, "consensusBackends", strings.Join(consensusBackendsNames, ", "), "filteredBackends", strings.Join(filteredBackendsNames, ", "))
 }

proxyd/metrics.go

@@ -265,7 +265,23 @@ var (
 	consensusGroupCount = promauto.NewGaugeVec(prometheus.GaugeOpts{
 		Namespace: MetricsNamespace,
 		Name:      "group_consensus_count",
-		Help:      "Consensus group count",
+		Help:      "Consensus group serving traffic count",
+	}, []string{
+		"backend_group_name",
+	})
+
+	consensusGroupFilteredCount = promauto.NewGaugeVec(prometheus.GaugeOpts{
+		Namespace: MetricsNamespace,
+		Name:      "group_consensus_filtered_count",
+		Help:      "Consensus group filtered out from serving traffic count",
+	}, []string{
+		"backend_group_name",
+	})
+
+	consensusGroupTotalCount = promauto.NewGaugeVec(prometheus.GaugeOpts{
+		Namespace: MetricsNamespace,
+		Name:      "group_consensus_total_count",
+		Help:      "Total count of candidates to be part of consensus group",
 	}, []string{
 		"backend_group_name",
 	})
@@ -370,6 +386,14 @@ func RecordGroupConsensusCount(group *BackendGroup, count int) {
 	consensusGroupCount.WithLabelValues(group.Name).Set(float64(count))
 }
 
+func RecordGroupConsensusFilteredCount(group *BackendGroup, count int) {
+	consensusGroupFilteredCount.WithLabelValues(group.Name).Set(float64(count))
+}
+
+func RecordGroupTotalCount(group *BackendGroup, count int) {
+	consensusGroupTotalCount.WithLabelValues(group.Name).Set(float64(count))
+}
+
 func RecordBackendLatestBlock(be *Backend, blockNumber hexutil.Uint64) {
 	backendLatestBlockBackend.WithLabelValues(be.Name).Set(float64(blockNumber))
 }