diff --git a/internal/consensus/wal_test.go b/internal/consensus/wal_test.go
index 180af5f34..114bb21b1 100644
--- a/internal/consensus/wal_test.go
+++ b/internal/consensus/wal_test.go
@@ -2,10 +2,8 @@ package consensus
 
 import (
 	"bytes"
-	"crypto/rand"
 	"path/filepath"
 
-	// "sync"
 	"testing"
 	"time"
 
@@ -208,69 +206,3 @@ func TestWALPeriodicSync(t *testing.T) {
 		gr.Close()
 	}
 }
-
-/*
-var initOnce sync.Once
-
-func registerInterfacesOnce() {
-	initOnce.Do(func() {
-		var _ = wire.RegisterInterface(
-			struct{ WALMessage }{},
-			wire.ConcreteType{[]byte{}, 0x10},
-		)
-	})
-}
-*/
-
-func nBytes(n int) []byte {
-	buf := make([]byte, n)
-	n, _ = rand.Read(buf)
-	return buf[:n]
-}
-
-func benchmarkWalDecode(b *testing.B, n int) {
-	// registerInterfacesOnce()
-	buf := new(bytes.Buffer)
-	enc := NewWALEncoder(buf)
-
-	data := nBytes(n)
-	if err := enc.Encode(&TimedWALMessage{Msg: data, Time: time.Now().Round(time.Second).UTC()}); err != nil {
-		b.Error(err)
-	}
-
-	encoded := buf.Bytes()
-
-	b.ResetTimer()
-	for i := 0; i < b.N; i++ {
-		buf.Reset()
-		buf.Write(encoded)
-		dec := NewWALDecoder(buf)
-		if _, err := dec.Decode(); err != nil {
-			b.Fatal(err)
-		}
-	}
-	b.ReportAllocs()
-}
-
-func BenchmarkWalDecode512B(b *testing.B) {
-	benchmarkWalDecode(b, 512)
-}
-
-func BenchmarkWalDecode10KB(b *testing.B) {
-	benchmarkWalDecode(b, 10*1024)
-}
-func BenchmarkWalDecode100KB(b *testing.B) {
-	benchmarkWalDecode(b, 100*1024)
-}
-func BenchmarkWalDecode1MB(b *testing.B) {
-	benchmarkWalDecode(b, 1024*1024)
-}
-func BenchmarkWalDecode10MB(b *testing.B) {
-	benchmarkWalDecode(b, 10*1024*1024)
-}
-func BenchmarkWalDecode100MB(b *testing.B) {
-	benchmarkWalDecode(b, 100*1024*1024)
-}
-func BenchmarkWalDecode1GB(b *testing.B) {
-	benchmarkWalDecode(b, 1024*1024*1024)
-}