diff --git a/config_dbtester.go b/config_dbtester.go
index ab955e00..dec04907 100644
--- a/config_dbtester.go
+++ b/config_dbtester.go
@@ -148,18 +148,6 @@ func ReadConfig(fpath string, analyze bool) (*Config, error) {
 		defaultZookeeperMaxClientConnections int64 = 5000
 	)
 
-	if v, ok := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v2_3.String()]; ok {
-		if v.AgentPortToConnect == 0 {
-			v.AgentPortToConnect = defaultAgentPort
-		}
-		if v.DatabasePortToConnect == 0 {
-			v.DatabasePortToConnect = defaultEtcdClientPort
-		}
-		if v.Flag_Etcd_V2_3.SnapshotCount == 0 {
-			v.Flag_Etcd_V2_3.SnapshotCount = defaultEtcdSnapshotCount
-		}
-		cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v2_3.String()] = v
-	}
 	if v, ok := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v3_1.String()]; ok {
 		if v.AgentPortToConnect == 0 {
 			v.AgentPortToConnect = defaultAgentPort
@@ -288,24 +276,6 @@ func ReadConfig(fpath string, analyze bool) (*Config, error) {
 		cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_zookeeper__r3_5_3_beta.String()] = v
 	}
 
-	if v, ok := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_consul__v0_7_5.String()]; ok {
-		if v.AgentPortToConnect == 0 {
-			v.AgentPortToConnect = defaultAgentPort
-		}
-		if v.DatabasePortToConnect == 0 {
-			v.DatabasePortToConnect = defaultConsulClientPort
-		}
-		cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_consul__v0_7_5.String()] = v
-	}
-	if v, ok := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_consul__v0_8_0.String()]; ok {
-		if v.AgentPortToConnect == 0 {
-			v.AgentPortToConnect = defaultAgentPort
-		}
-		if v.DatabasePortToConnect == 0 {
-			v.DatabasePortToConnect = defaultConsulClientPort
-		}
-		cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_consul__v0_8_0.String()] = v
-	}
 	if v, ok := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_consul__v0_8_4.String()]; ok {
 		if v.AgentPortToConnect == 0 {
 			v.AgentPortToConnect = defaultAgentPort
@@ -318,20 +288,18 @@ func ReadConfig(fpath string, analyze bool) (*Config, error) {
 
 	// need etcd configs since it's backed by etcd
 	if _, ok := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_zetcd__beta.String()]; ok {
-		_, ok1 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v2_3.String()]
-		_, ok2 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v3_1.String()]
-		_, ok3 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v3_2.String()]
-		_, ok4 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__tip.String()]
-		if !ok1 && !ok2 && !ok3 && !ok4 {
+		_, ok31 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v3_1.String()]
+		_, ok32 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v3_2.String()]
+		_, okTip := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__tip.String()]
+		if !ok1 && !ok31 && !ok32 && !okTip {
 			return nil, fmt.Errorf("got %q config, but no etcd config is given", dbtesterpb.DatabaseID_zetcd__beta.String())
 		}
 	}
 	if _, ok := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_cetcd__beta.String()]; ok {
-		_, ok1 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v2_3.String()]
-		_, ok2 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v3_1.String()]
-		_, ok3 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v3_2.String()]
-		_, ok4 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__tip.String()]
-		if !ok1 && !ok2 && !ok3 && !ok4 {
+		_, ok31 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v3_1.String()]
+		_, ok32 := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__v3_2.String()]
+		_, okTip := cfg.DatabaseIDToConfigClientMachineAgentControl[dbtesterpb.DatabaseID_etcd__tip.String()]
+		if !ok1 && !ok31 && !ok32 && !okTip {
 			return nil, fmt.Errorf("got %q config, but no etcd config is given", dbtesterpb.DatabaseID_cetcd__beta.String())
 		}
 	}
@@ -382,10 +350,6 @@ func (cfg *Config) ToRequest(databaseID string, op dbtesterpb.Operation, idx int
 	}
 
 	switch req.DatabaseID {
-	case dbtesterpb.DatabaseID_etcd__v2_3:
-		req.Flag_Etcd_V2_3 = &dbtesterpb.Flag_Etcd_V2_3{
-			SnapshotCount: gcfg.Flag_Etcd_V2_3.SnapshotCount,
-		}
 	case dbtesterpb.DatabaseID_etcd__v3_1:
 		if gcfg.Flag_Etcd_V3_1.QuotaSizeBytes > maxEtcdQuotaSize {
 			err = fmt.Errorf("maximum etcd quota is 8 GB (%d), got %d", maxEtcdQuotaSize, gcfg.Flag_Etcd_V3_1.QuotaSizeBytes)
@@ -454,8 +418,6 @@ func (cfg *Config) ToRequest(databaseID string, op dbtesterpb.Operation, idx int
 			MaxClientConnections: gcfg.Flag_Zookeeper_R3_5_3Beta.MaxClientConnections,
 		}
 
-	case dbtesterpb.DatabaseID_consul__v0_7_5:
-	case dbtesterpb.DatabaseID_consul__v0_8_0:
 	case dbtesterpb.DatabaseID_consul__v0_8_4:
 
 	case dbtesterpb.DatabaseID_zetcd__beta:
diff --git a/dbtesterpb/util.go b/dbtesterpb/util.go
index 811186cd..df457a02 100644
--- a/dbtesterpb/util.go
+++ b/dbtesterpb/util.go
@@ -39,8 +39,6 @@ func GetAllDatabaseIDs() []string {
 
 func GetRGBI(databaseID string, i int) color.Color {
 	switch databaseID {
-	case "etcd__v2_3":
-		return color.RGBA{218, 97, 229, 255} // purple
 	case "etcd__v3_1":
 		return color.RGBA{0, 229, 255, 255} // cyan
 	case "etcd__v3_2":
@@ -49,10 +47,6 @@ func GetRGBI(databaseID string, i int) color.Color {
 		return color.RGBA{24, 90, 169, 255} // blue
 	case "zookeeper__r3_5_3_beta":
 		return color.RGBA{94, 191, 30, 255} // green
-	case "consul__v0_7_5":
-		return color.RGBA{198, 53, 53, 255} // red
-	case "consul__v0_8_0":
-		return color.RGBA{212, 88, 102, 255} // red
 	case "consul__v0_8_4":
 		return color.RGBA{254, 25, 102, 255} // red
 	case "zetcd__beta":
@@ -65,8 +59,6 @@ func GetRGBI(databaseID string, i int) color.Color {
 
 func GetRGBII(databaseID string, i int) color.Color {
 	switch databaseID {
-	case "etcd__v2_3":
-		return color.RGBA{229, 212, 231, 255} // light-purple
 	case "etcd__v3_1":
 		return color.RGBA{132, 255, 255, 255} // light-cyan
 	case "etcd__v3_2":
@@ -75,10 +67,6 @@ func GetRGBII(databaseID string, i int) color.Color {
 		return color.RGBA{129, 212, 247, 255} // light-blue
 	case "zookeeper__r3_5_3_beta":
 		return color.RGBA{155, 176, 29, 255} // light-green
-	case "consul__v0_7_5":
-		return color.RGBA{247, 156, 156, 255} // light-red
-	case "consul__v0_8_0":
-		return color.RGBA{238, 148, 178, 255} // light-red
 	case "consul__v0_8_4":
 		return color.RGBA{255, 202, 178, 255} // light-red
 	case "zetcd__beta":
@@ -91,8 +79,6 @@ func GetRGBII(databaseID string, i int) color.Color {
 
 func GetRGBIII(databaseID string, i int) color.Color {
 	switch databaseID {
-	case "etcd__v2_3":
-		return color.RGBA{165, 8, 180, 255} // deep-purple
 	case "etcd__v3_1":
 		return color.RGBA{0, 96, 100, 255} // deep-cyan
 	case "etcd__v3_2":
@@ -101,10 +87,6 @@ func GetRGBIII(databaseID string, i int) color.Color {
 		return color.RGBA{37, 29, 191, 255} // deep-blue
 	case "zookeeper__r3_5_3_beta":
 		return color.RGBA{129, 210, 178, 255} // mid-cyan
-	case "consul__v0_7_5":
-		return color.RGBA{212, 8, 46, 255} // deep-red
-	case "consul__v0_8_0":
-		return color.RGBA{251, 110, 84, 255} // deep-red
 	case "consul__v0_8_4":
 		return color.RGBA{245, 144, 84, 255} // deep-red
 	case "zetcd__beta":