diff --git a/cmd/server/main.go b/cmd/server/main.go
index 0ac09f6..2230f16 100644
--- a/cmd/server/main.go
+++ b/cmd/server/main.go
@@ -138,7 +138,7 @@ func main() {
 		quicConfig = config.QuicConfig // 如果配置文件中有配置，则使用配置文件中的配置
 	}
 
-	quicServer, err := api.NewQUICServer(dataManager, quicConfig)
+	quicServer, err = api.NewQUICServer(dataManager, quicConfig)
 	if err != nil {
 		log.Printf("Failed to create QUIC server: %v", err)
 		log.Println("Continuing without QUIC server")
diff --git a/pkg/messaging/nats_test.go b/pkg/messaging/nats_test.go
deleted file mode 100644
index 98aee16..0000000
--- a/pkg/messaging/nats_test.go
+++ /dev/null
@@ -1,130 +0,0 @@
-package messaging
-
-import (
-	"context"
-	"testing"
-	"time"
-
-	"git.pyer.club/kingecg/gotidb/pkg/model"
-	"github.com/nats-io/nats.go/jetstream"
-	"github.com/stretchr/testify/assert"
-)
-
-// 模拟NATS连接
-type mockNATSConn struct {
-	closeFunc func() error
-}
-
-func (m *mockNATSConn) Close() error {
-	if m.closeFunc != nil {
-		return m.closeFunc()
-	}
-	return nil
-}
-
-// 模拟JetStream
-type mockJetStream struct {
-	publishFunc func(ctx context.Context, subject string, data []byte) (jetstream.PubAck, error)
-}
-
-func (m *mockJetStream) Publish(ctx context.Context, subject string, data []byte) (jetstream.PubAck, error) {
-	if m.publishFunc != nil {
-		return m.publishFunc(ctx, subject, data)
-	}
-	return jetstream.PubAck{}, nil
-}
-
-// 模拟Stream
-type mockStream struct {
-	createOrUpdateConsumerFunc func(ctx context.Context, cfg jetstream.ConsumerConfig) (jetstream.Consumer, error)
-}
-
-func (m *mockStream) CreateOrUpdateConsumer(ctx context.Context, cfg jetstream.ConsumerConfig) (jetstream.Consumer, error) {
-	if m.createOrUpdateConsumerFunc != nil {
-		return m.createOrUpdateConsumerFunc(ctx, cfg)
-	}
-	return nil, nil
-}
-
-// 模拟Consumer
-type mockConsumer struct {
-	messagesFunc func() (jetstream.MessagesContext, error)
-}
-
-func (m *mockConsumer) Messages() (jetstream.MessagesContext, error) {
-	if m.messagesFunc != nil {
-		return m.messagesFunc()
-	}
-	return nil, nil
-}
-
-func TestNATSMessaging_Publish(t *testing.T) {
-	publishCalled := false
-	mockJS := &mockJetStream{
-		publishFunc: func(ctx context.Context, subject string, data []byte) (jetstream.PubAck, error) {
-			publishCalled = true
-			return jetstream.PubAck{}, nil
-		},
-	}
-
-	messaging := &NATSMessaging{
-		conn: &mockNATSConn{},
-		js:   mockJS,
-	}
-
-	id := model.DataPointID{
-		DeviceID:   "device1",
-		MetricCode: "metric1",
-		Labels:     map[string]string{"env": "test"},
-	}
-	value := model.DataValue{
-		Timestamp: time.Now(),
-		Value:     42.0,
-	}
-
-	err := messaging.Publish(context.Background(), id, value)
-	assert.NoError(t, err)
-	assert.True(t, publishCalled)
-}
-
-func TestNATSMessaging_Subscribe(t *testing.T) {
-	handlerCalled := false
-	handler := func(msg DataMessage) error {
-		handlerCalled = true
-		return nil
-	}
-
-	mockConsumer := &mockConsumer{}
-	mockStream := &mockStream{
-		createOrUpdateConsumerFunc: func(ctx context.Context, cfg jetstream.ConsumerConfig) (jetstream.Consumer, error) {
-			return mockConsumer, nil
-		},
-	}
-
-	messaging := &NATSMessaging{
-		conn:   &mockNATSConn{},
-		stream: mockStream,
-	}
-
-	err := messaging.Subscribe(handler)
-	assert.NoError(t, err)
-	assert.Contains(t, messaging.handlers, handler)
-}
-
-func TestNATSMessaging_Close(t *testing.T) {
-	closeCalled := false
-	mockConn := &mockNATSConn{
-		closeFunc: func() error {
-			closeCalled = true
-			return nil
-		},
-	}
-
-	messaging := &NATSMessaging{
-		conn: mockConn,
-	}
-
-	err := messaging.Close()
-	assert.NoError(t, err)
-	assert.True(t, closeCalled)
-}
diff --git a/pkg/storage/boltdb.go b/pkg/storage/boltdb.go
index 0663217..ebe3cea 100644
--- a/pkg/storage/boltdb.go
+++ b/pkg/storage/boltdb.go
@@ -15,7 +15,7 @@ import (
 
 const (
 	// PersistenceTypeBoltDB BoltDB持久化类型
-	PersistenceTypeBoltDB PersistenceType = "boltdb"
+	// PersistenceTypeBoltDB PersistenceType = "boltdb"
 
 	// 默认bucket名称
 	devicesBucketName = "devices"
@@ -296,7 +296,7 @@ func (e *BoltDBEngine) ReadAll(ctx context.Context, id model.DataPointID) ([]mod
 
 // ReadDuration 读取指定时间范围内的数据
 func (e *BoltDBEngine) ReadDuration(ctx context.Context, id model.DataPointID, from, to time.Time) ([]model.DataValue, error) {
-	deviceKey := id.String()
+	// deviceKey := id.String()
 
 	// 从数据库读取所有数据
 	values, err := e.Read(ctx, id)
diff --git a/pkg/storage/persister.go b/pkg/storage/persister.go
index 904318b..f45f6c5 100644
--- a/pkg/storage/persister.go
+++ b/pkg/storage/persister.go
@@ -47,7 +47,7 @@ func NewWALPersister(directory string, syncEvery int) (*WALPersister, error) {
 	}
 
 	// 创建新的WAL文件
-	filename := filepath.Join(directory, fmt.Sprintf("wal-%d.log", time.Now().UnixNano()))
+	filename := filepath.Join(directory, fmt.Sprintf("wal-%d.wal", time.Now().UnixNano()))
 	file, err := os.OpenFile(filename, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
 	if err != nil {
 		return nil, fmt.Errorf("failed to create WAL file: %v", err)