diff --git a/pkg/lru/lru.go b/pkg/lru/lru.go
index 4dd6374..795c367 100644
--- a/pkg/lru/lru.go
+++ b/pkg/lru/lru.go
@@ -6,6 +6,8 @@ import (
 	"gitee.com/timedb/wheatCache/pkg/errorx"
 	"gitee.com/timedb/wheatCache/pkg/event"
 	"gitee.com/timedb/wheatCache/pkg/structure"
+	"gitee.com/timedb/wheatCache/pkg/util"
+	"github.com/spf13/viper"
 	"sync/atomic"
 )
 
@@ -32,29 +34,29 @@ func (lru *SingleCache) UpdateLruSize(length structure.UpdateLength) {
 }
 
 func cacheInit() (int64, int64, int) {
-	//maxSize := viper.GetString("lruCache.maxSize")
-	//retMaxSize, maxErr := util.ParseSizeToBit(maxSize)
-	//if maxErr != nil {
-	//	return 0, 0, 0
-	//}
-	//if retMaxSize == 0 {
-	//	retMaxSize = lruMaxSize
-	//}
-	//
-	//clearSize := viper.GetString("lruCache.clearSize")
-	//retClearSize, clearErr := util.ParseSizeToBit(clearSize)
-	//if clearErr != nil {
-	//	return 0, 0, 0
-	//}
-	//if retClearSize == 0 {
-	//	retClearSize = lruClearSize
-	//}
-	//
-	//maxDriver := viper.GetInt("lruCache.eventDriverSize")
-	//if maxDriver == 0 {
-	//	maxDriver = lruEventDriver
-	//}
-	return 30, 15, 2000
+	maxSize := viper.GetString("lruCache.maxSize")
+	retMaxSize, maxErr := util.ParseSizeToBit(maxSize)
+	if maxErr != nil {
+		return 0, 0, 0
+	}
+	if retMaxSize == 0 {
+		retMaxSize = lruMaxSize
+	}
+
+	clearSize := viper.GetString("lruCache.clearSize")
+	retClearSize, clearErr := util.ParseSizeToBit(clearSize)
+	if clearErr != nil {
+		return 0, 0, 0
+	}
+	if retClearSize == 0 {
+		retClearSize = lruClearSize
+	}
+
+	maxDriver := viper.GetInt("lruCache.eventDriverSize")
+	if maxDriver == 0 {
+		maxDriver = lruEventDriver
+	}
+	return retMaxSize, retClearSize, maxDriver
 }
 
 // NewLRUCache lru初始化