diff --git a/config/config.go b/config/config.go
index ca93d29..c5736ee 100644
--- a/config/config.go
+++ b/config/config.go
@@ -51,11 +51,14 @@ type Config struct {
 
 	DBName string `toml:"db_name"`
 
+	DBPath string `toml:"db_path"`
+
 	LevelDB LevelDBConfig `toml:"leveldb"`
 
 	LMDB LMDBConfig `toml:"lmdb"`
 
-	BinLog BinLogConfig `toml:"binlog"`
+	UseBinLog bool         `toml:"use_binlog"`
+	BinLog    BinLogConfig `toml:"binlog"`
 
 	SlaveOf string `toml:"slaveof"`
 
diff --git a/config/config.toml b/config/config.toml
index 2a3a246..29e5c5d 100644
--- a/config/config.toml
+++ b/config/config.toml
@@ -27,6 +27,12 @@ slaveof = ""
 #   
 db_name = "leveldb"
 
+# If not set, use data_dir/"db_name"_data
+db_path = ""
+
+# enable binlog or not
+use_binlog = true
+
 [leveldb]
 compression = false
 block_size = 32768
diff --git a/config/config_test.go b/config/config_test.go
index 218ba0f..70b4c9c 100644
--- a/config/config_test.go
+++ b/config/config_test.go
@@ -11,6 +11,7 @@ func TestConfig(t *testing.T) {
 	dstCfg.HttpAddr = "127.0.0.1:11181"
 	dstCfg.DataDir = "/tmp/ledis_server"
 	dstCfg.DBName = "leveldb"
+	dstCfg.UseBinLog = true
 
 	dstCfg.LevelDB.Compression = false
 	dstCfg.LevelDB.BlockSize = 32768
diff --git a/ledis/ledis.go b/ledis/ledis.go
index 2d52c11..bb46152 100644
--- a/ledis/ledis.go
+++ b/ledis/ledis.go
@@ -41,7 +41,7 @@ func Open(cfg *config.Config) (*Ledis, error) {
 
 	l.ldb = ldb
 
-	if cfg.BinLog.MaxFileNum > 0 && cfg.BinLog.MaxFileSize > 0 {
+	if cfg.UseBinLog {
 		println("binlog will be refactored later, use your own risk!!!")
 		l.binlog, err = NewBinLog(cfg)
 		if err != nil {
diff --git a/ledis/replication_test.go b/ledis/replication_test.go
index 07643c6..8515229 100644
--- a/ledis/replication_test.go
+++ b/ledis/replication_test.go
@@ -34,6 +34,7 @@ func TestReplication(t *testing.T) {
 	cfgM := new(config.Config)
 	cfgM.DataDir = "/tmp/test_repl/master"
 
+	cfgM.UseBinLog = true
 	cfgM.BinLog.MaxFileNum = 10
 	cfgM.BinLog.MaxFileSize = 50
 
diff --git a/server/cmd_replication_test.go b/server/cmd_replication_test.go
index 5d20ff5..5b3030c 100644
--- a/server/cmd_replication_test.go
+++ b/server/cmd_replication_test.go
@@ -40,8 +40,7 @@ func TestReplication(t *testing.T) {
 	masterCfg := new(config.Config)
 	masterCfg.DataDir = fmt.Sprintf("%s/master", data_dir)
 	masterCfg.Addr = "127.0.0.1:11182"
-	masterCfg.BinLog.MaxFileSize = 1 * 1024 * 1024
-	masterCfg.BinLog.MaxFileNum = 10
+	masterCfg.UseBinLog = true
 
 	var master *App
 	var slave *App
diff --git a/store/store.go b/store/store.go
index aa4b485..2edde30 100644
--- a/store/store.go
+++ b/store/store.go
@@ -16,7 +16,11 @@ import (
 )
 
 func getStorePath(cfg *config.Config) string {
-	return path.Join(cfg.DataDir, fmt.Sprintf("%s_data", cfg.DBName))
+	if len(cfg.DBPath) > 0 {
+		return cfg.DBPath
+	} else {
+		return path.Join(cfg.DataDir, fmt.Sprintf("%s_data", cfg.DBName))
+	}
 }
 
 func Open(cfg *config.Config) (*DB, error) {