diff --git a/bench/main.go b/bench/main.go
index 34bd859..50e488b 100644
--- a/bench/main.go
+++ b/bench/main.go
@@ -33,7 +33,7 @@ func main() {
 	}
 	logger.Infof("starting bench server")
 	config.MustLoadConfig("")
-	logger.InitLog(conf.LogLevel)
+	logger.InitLog(conf.Log.Level)
 	if busi.BusiConf.Driver != "" {
 		dtmcli.SetCurrentDBType(busi.BusiConf.Driver)
 		svr.PrepareBenchDB()
diff --git a/conf.sample.yml b/conf.sample.yml
index cd66cb6..5c046ed 100644
--- a/conf.sample.yml
+++ b/conf.sample.yml
@@ -48,7 +48,15 @@
 # RetryInterval: 10 # the subtrans branch will be retried after this interval
 # RequestTimeout: 3 # the timeout of HTTP/gRPC request in dtm
 
-# LogLevel: 'info' # default: info. can be debug|info|warn|error
+# Log:
+#   Level: 'info'              # default: info. can be debug|info|warn|error
+#   Output: 'console'          # default: console. can be console|file
+#   FileName: '/tmp/dtm.log'   # default: /tmp/dtm.log.
+#   FileMaxSize: 10            # default: 10, unit: MB.
+#   FileMaxBackups: 5          # default: 5.
+#   FileMaxAge: 30             # default: 30, unit: days.
+#   FileCompress: 0            # default: 0. can by 0|1, means false|true
+
 # HttpPort: 36789
 # GrpcPort: 36790
 
diff --git a/dtmcli/logger/log.go b/dtmcli/logger/log.go
index 59b3d43..54237df 100644
--- a/dtmcli/logger/log.go
+++ b/dtmcli/logger/log.go
@@ -1,9 +1,12 @@
 package logger
 
 import (
+	"fmt"
 	"log"
+	"net/url"
 	"os"
 
+	"github.com/natefinch/lumberjack"
 	"go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
 )
@@ -24,6 +27,14 @@ type Logger interface {
 	Errorf(format string, args ...interface{})
 }
 
+type lumberjackSink struct {
+	*lumberjack.Logger
+}
+
+func (lumberjackSink) Sync() error {
+	return nil
+}
+
 // WithLogger replaces default logger
 func WithLogger(log Logger) {
 	logger = log
@@ -45,6 +56,28 @@ func InitLog(level string) {
 	logger = p.Sugar()
 }
 
+// InitRotateLog is an initialization for a rotated logger by lumberjack
+func InitRotateLog(logLevel string, output, logFile string, ll *lumberjack.Logger) {
+	config := zap.NewProductionConfig()
+	err := config.Level.UnmarshalText([]byte(logLevel))
+	FatalIfError(err)
+	config.EncoderConfig.EncodeTime = zapcore.ISO8601TimeEncoder
+	config.Encoding = "console"
+	config.EncoderConfig.EncodeLevel = zapcore.CapitalColorLevelEncoder
+	config.OutputPaths = []string{fmt.Sprintf("lumberjack:%s", logFile), "stdout"}
+	if output == "file" {
+		err := zap.RegisterSink("lumberjack", func(*url.URL) (zap.Sink, error) {
+			return lumberjackSink{
+				Logger: ll,
+			}, nil
+		})
+		FatalIfError(err)
+	}
+	p, err := config.Build(zap.AddCallerSkip(1))
+	FatalIfError(err)
+	logger = p.Sugar()
+}
+
 // Debugf log to level debug
 func Debugf(fmt string, args ...interface{}) {
 	logger.Debugf(fmt, args...)
diff --git a/dtmsvr/config/config.go b/dtmsvr/config/config.go
index 2e84887..cc74975 100644
--- a/dtmsvr/config/config.go
+++ b/dtmsvr/config/config.go
@@ -29,6 +29,17 @@ type MicroService struct {
 	EndPoint string `yaml:"EndPoint"`
 }
 
+// Log config customize log
+type Log struct {
+	Level          string `yaml:"Level" default:"info"`
+	Output         string `yaml:"Output" default:"console"`
+	FileName       string `yaml:"FileName" default:"/tmp/dtm.log"`
+	FileMaxSize    int64  `yaml:"FileMaxSize" default:"10"`
+	FileMaxBackups int64  `yaml:"FileMaxBackups" default:"5"`
+	FileMaxAge     int64  `yaml:"FileMaxAge" default:"30"`
+	FileCompress   int64  `yaml:"FileCompress" default:"0"`
+}
+
 // Store defines storage relevant info
 type Store struct {
 	Driver             string `yaml:"Driver" default:"boltdb"`
@@ -72,7 +83,7 @@ type configType struct {
 	MicroService                  MicroService `yaml:"MicroService"`
 	UpdateBranchSync              int64        `yaml:"UpdateBranchSync"`
 	UpdateBranchAsyncGoroutineNum int64        `yaml:"UpdateBranchAsyncGoroutineNum" default:"1"`
-	LogLevel                      string       `yaml:"LogLevel" default:"info"`
+	Log                           Log          `yaml:"Log"`
 }
 
 // Config 配置
diff --git a/dtmsvr/svr.go b/dtmsvr/svr.go
index 56f288c..0470f0a 100644
--- a/dtmsvr/svr.go
+++ b/dtmsvr/svr.go
@@ -20,12 +20,23 @@ import (
 	"github.com/dtm-labs/dtm/dtmutil"
 	"github.com/dtm-labs/dtmdriver"
 	grpc_middleware "github.com/grpc-ecosystem/go-grpc-middleware"
+	"github.com/natefinch/lumberjack"
 	"google.golang.org/grpc"
 )
 
 // StartSvr StartSvr
 func StartSvr() {
 	logger.Infof("start dtmsvr")
+	if conf.Log.Output == "file" {
+		ll := lumberjack.Logger{
+			Filename:   conf.Log.FileName,
+			MaxSize:    int(conf.Log.FileMaxSize),
+			MaxBackups: int(conf.Log.FileMaxBackups),
+			MaxAge:     int(conf.Log.FileMaxAge),
+			Compress:   conf.Log.FileCompress != 0,
+		}
+		logger.InitRotateLog(conf.Log.Level, conf.Log.Output, conf.Log.FileName, &ll)
+	}
 	dtmcli.GetRestyClient().SetTimeout(time.Duration(conf.RequestTimeout) * time.Second)
 	dtmgrpc.AddUnaryInterceptor(func(ctx context.Context, method string, req, reply interface{}, cc *grpc.ClientConn, invoker grpc.UnaryInvoker, opts ...grpc.CallOption) error {
 		ctx2, cancel := context.WithTimeout(ctx, time.Duration(conf.RequestTimeout)*time.Second)
diff --git a/go.mod b/go.mod
index ef2be14..baf57ea 100644
--- a/go.mod
+++ b/go.mod
@@ -16,6 +16,7 @@ require (
 	github.com/lib/pq v1.10.3
 	github.com/lithammer/shortuuid v2.0.3+incompatible
 	github.com/lithammer/shortuuid/v3 v3.0.7
+	github.com/natefinch/lumberjack v2.0.0+incompatible // indirect
 	github.com/onsi/gomega v1.16.0
 	github.com/prometheus/client_golang v1.11.0
 	github.com/stretchr/testify v1.7.0
diff --git a/main.go b/main.go
index 1b088e1..43ce895 100644
--- a/main.go
+++ b/main.go
@@ -59,7 +59,7 @@ func main() {
 	}
 	config.MustLoadConfig(*confFile)
 	if *isDebug {
-		config.Config.LogLevel = "debug"
+		config.Config.Log.Level = "debug"
 	}
 	if *isReset {
 		dtmsvr.PopulateDB(false)