diff --git a/cmd/ledis-benchmark/main.go b/cmd/ledis-benchmark/main.go
index d5b5311..640607d 100644
--- a/cmd/ledis-benchmark/main.go
+++ b/cmd/ledis-benchmark/main.go
@@ -18,7 +18,7 @@ var number = flag.Int("n", 1000, "request number")
 var clients = flag.Int("c", 50, "number of clients")
 var round = flag.Int("r", 1, "benchmark round number")
 var valueSize = flag.Int("vsize", 100, "kv value size")
-var tests = flag.String("t", "", "only run the comma separated list of tests, set,get,randget,del,lpush,lrange,lpop,hset,hget,hdel,zadd,zincr,zrange,zrevrange,zdel")
+var tests = flag.String("t", "set,get,randget,del,lpush,lrange,lpop,hset,hget,hdel,zadd,zincr,zrange,zrevrange,zdel", "only run the comma separated list of tests")
 var wg sync.WaitGroup
 
 var client *ledis.Client
@@ -285,92 +285,49 @@ func main() {
 		*round = 1
 	}
 
-	runAll := true
 	ts := strings.Split(*tests, ",")
-	if len(ts) > 0 && len(ts[0]) != 0 {
-		runAll = false
-	}
-
-	needTest := make(map[string]struct{})
-	for _, s := range ts {
-		needTest[strings.ToLower(s)] = struct{}{}
-	}
-
-	checkTest := func(cmd string) bool {
-		if runAll {
-			return true
-		} else if _, ok := needTest[cmd]; ok {
-			return ok
-		}
-		return false
-	}
 
 	for i := 0; i < *round; i++ {
-		if checkTest("set") {
-			benchSet()
-		}
-
-		if checkTest("get") {
-			benchGet()
-		}
-
-		if checkTest("randget") {
-			benchRandGet()
-		}
-
-		if checkTest("del") {
-			benchDel()
-		}
-
-		if checkTest("lpush") {
-			benchPushList()
-		}
-
-		if checkTest("lrange") {
-			benchRangeList10()
-			benchRangeList50()
-			benchRangeList100()
-		}
-
-		if checkTest("lpop") {
-			benchPopList()
-		}
-
-		if checkTest("hset") {
-			benchHset()
-		}
-
-		if checkTest("hget") {
-			benchHGet()
-			benchHRandGet()
-		}
-
-		if checkTest("hdel") {
-			benchHDel()
-		}
-
-		if checkTest("zadd") {
-			benchZAdd()
-		}
-
-		if checkTest("zincr") {
-			benchZIncr()
-		}
-
-		if checkTest("zrange") {
-			benchZRangeByRank()
-			benchZRangeByScore()
-		}
-
-		if checkTest("zrevrange") {
-			//rev is too slow in leveldb, rocksdb or other
-			//maybe disable for huge data benchmark
-			benchZRevRangeByRank()
-			benchZRevRangeByScore()
-		}
-
-		if checkTest("zdel") {
-			benchZDel()
+		for _, s := range ts {
+			switch strings.ToLower(s) {
+			case "set":
+				benchSet()
+			case "get":
+				benchGet()
+			case "randget":
+				benchRandGet()
+			case "del":
+				benchDel()
+			case "lpush":
+				benchPushList()
+			case "lrange":
+				benchRangeList10()
+				benchRangeList50()
+				benchRangeList100()
+			case "lpop":
+				benchPopList()
+			case "hset":
+				benchHset()
+			case "hget":
+				benchHGet()
+				benchHRandGet()
+			case "hdel":
+				benchHDel()
+			case "zadd":
+				benchZAdd()
+			case "zincr":
+				benchZIncr()
+			case "zrange":
+				benchZRangeByRank()
+				benchZRangeByScore()
+			case "zrevrange":
+				//rev is too slow in leveldb, rocksdb or other
+				//maybe disable for huge data benchmark
+				benchZRevRangeByRank()
+				benchZRevRangeByScore()
+			case "zdel":
+				benchZDel()
+			}
 		}
 
 		println("")
diff --git a/cmd/ledis-respbench/main.go b/cmd/ledis-respbench/main.go
index e21d173..0be7da0 100644
--- a/cmd/ledis-respbench/main.go
+++ b/cmd/ledis-respbench/main.go
@@ -6,13 +6,41 @@ import (
 	"flag"
 	"fmt"
 	"github.com/siddontang/go/arena"
+	"github.com/siddontang/ledisdb/config"
+	"github.com/siddontang/ledisdb/ledis"
 	"github.com/siddontang/ledisdb/server"
 	"net"
+	"os"
 	"runtime"
 	"time"
 )
 
+var KB = config.KB
+var MB = config.MB
+var GB = config.GB
+
 var addr = flag.String("addr", ":6380", "listen addr")
+var name = flag.String("db_name", "", "db name")
+
+var ldb *ledis.Ledis
+var db *ledis.DB
+
+func setRocksDB(cfg *config.RocksDBConfig) {
+	cfg.BlockSize = 64 * KB
+	cfg.WriteBufferSize = 64 * MB
+	cfg.MaxWriteBufferNum = 2
+	cfg.MaxBytesForLevelBase = 512 * MB
+	cfg.TargetFileSizeBase = 64 * MB
+	cfg.BackgroundThreads = 4
+	cfg.HighPriorityBackgroundThreads = 1
+	cfg.MaxBackgroundCompactions = 3
+	cfg.MaxBackgroundFlushes = 1
+	cfg.CacheSize = 512 * MB
+	cfg.EnableStatistics = true
+	cfg.StatsDumpPeriodSec = 5
+	cfg.Level0FileNumCompactionTrigger = 8
+	cfg.MaxBytesForLevelMultiplier = 8
+}
 
 func main() {
 	runtime.GOMAXPROCS(runtime.NumCPU())
@@ -27,6 +55,31 @@ func main() {
 		return
 	}
 
+	if len(*name) > 0 {
+		cfg := config.NewConfigDefault()
+		cfg.DataDir = "./var/ledis_respbench"
+		cfg.DBName = *name
+		os.RemoveAll(cfg.DBPath)
+		defer os.RemoveAll(cfg.DBPath)
+
+		os.MkdirAll(cfg.DBPath, 0755)
+
+		cfg.LevelDB.BlockSize = 32 * KB
+		cfg.LevelDB.CacheSize = 512 * MB
+		cfg.LevelDB.WriteBufferSize = 64 * MB
+		cfg.LevelDB.MaxOpenFiles = 1000
+
+		setRocksDB(&cfg.RocksDB)
+
+		ldb, err = ledis.Open(cfg)
+		if err != nil {
+			println(err.Error())
+			return
+		}
+
+		db, _ = ldb.Select(0)
+	}
+
 	for {
 		c, err := l.Accept()
 		if err != nil {
@@ -69,11 +122,26 @@ func run(c net.Conn) {
 		cmd := string(bytes.ToUpper(req[0]))
 		switch cmd {
 		case "SET":
+			if db != nil {
+				db.Set(req[1], req[2])
+			}
 			wb.Write(ok)
 		case "GET":
-			wb.Write(data)
+			if db != nil {
+				d, _ := db.GetSlice(req[1])
+				if d == nil {
+					wb.Write(data)
+				} else {
+					wb.WriteString(fmt.Sprintf("$%d\r\n", d.Size()))
+					wb.Write(d.Data())
+					wb.WriteString("\r\n")
+					d.Free()
+				}
+			} else {
+				wb.Write(data)
+			}
 		default:
-			wb.WriteString(fmt.Sprintf("-Err %s Not Supported Now", req[0]))
+			wb.WriteString(fmt.Sprintf("-Err %s Not Supported Now\r\n", req[0]))
 		}
 
 		wb.Flush()