diff --git a/internal/caches/storage_file.go b/internal/caches/storage_file.go
index 062aee0..0e26fce 100644
--- a/internal/caches/storage_file.go
+++ b/internal/caches/storage_file.go
@@ -890,7 +890,7 @@ func (this *FileStorage) Stop() {
 
 // TotalDiskSize 消耗的磁盘尺寸
 func (this *FileStorage) TotalDiskSize() int64 {
-	stat, err := fsutils.StatCache(this.options.Dir)
+	stat, err := fsutils.StatDeviceCache(this.options.Dir)
 	if err == nil {
 		return int64(stat.UsedSize())
 	}
@@ -1434,14 +1434,14 @@ func (this *FileStorage) checkDiskSpace() {
 	}
 
 	if options != nil && len(options.Dir) > 0 {
-		stat, err := fsutils.Stat(options.Dir)
+		stat, err := fsutils.StatDevice(options.Dir)
 		if err == nil {
 			this.mainDiskIsFull = stat.FreeSize() < minFreeSize
 		}
 	}
 	var subDirs = this.subDirs // copy slice
 	for _, subDir := range subDirs {
-		stat, err := fsutils.Stat(subDir.Path)
+		stat, err := fsutils.StatDevice(subDir.Path)
 		if err == nil {
 			subDir.IsFull = stat.FreeSize() < minFreeSize
 		}
diff --git a/internal/nodes/node_status_executor.go b/internal/nodes/node_status_executor.go
index 4378112..4bfba21 100644
--- a/internal/nodes/node_status_executor.go
+++ b/internal/nodes/node_status_executor.go
@@ -280,7 +280,7 @@ func (this *NodeStatusExecutor) updateCacheSpace(status *nodeconfigs.NodeStatus)
 	var result = []maps.Map{}
 	var cachePaths = caches.SharedManager.FindAllCachePaths()
 	for _, path := range cachePaths {
-		stat, err := fsutils.Stat(path)
+		stat, err := fsutils.StatDevice(path)
 		if err != nil {
 			return
 		}
diff --git a/internal/utils/fs/stat.go b/internal/utils/fs/stat.go
index 2fc847b..0cf59ee 100644
--- a/internal/utils/fs/stat.go
+++ b/internal/utils/fs/stat.go
@@ -8,8 +8,8 @@ import (
 	"sync"
 )
 
-// Stat device contains the path
-func Stat(path string) (*StatResult, error) {
+// StatDevice device contains the path
+func StatDevice(path string) (*StatResult, error) {
 	var stat = &unix.Statfs_t{}
 	err := unix.Statfs(path, stat)
 	if err != nil {
@@ -23,8 +23,8 @@ var cacheMap = map[string]*StatResult{} // path => StatResult
 
 const cacheLife = 3 // seconds
 
-// StatCache stat device with cache
-func StatCache(path string) (*StatResult, error) {
+// StatDeviceCache stat device with cache
+func StatDeviceCache(path string) (*StatResult, error) {
 	locker.RLock()
 	stat, ok := cacheMap[path]
 	if ok && stat.updatedAt >= fasttime.Now().Unix()-cacheLife {
@@ -36,7 +36,7 @@ func StatCache(path string) (*StatResult, error) {
 	locker.Lock()
 	defer locker.Unlock()
 
-	stat, err := Stat(path)
+	stat, err := StatDevice(path)
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/utils/fs/stat_test.go b/internal/utils/fs/stat_test.go
index e8490c9..0adce53 100644
--- a/internal/utils/fs/stat_test.go
+++ b/internal/utils/fs/stat_test.go
@@ -10,7 +10,7 @@ import (
 )
 
 func TestStat(t *testing.T) {
-	stat, err := fsutils.Stat("/usr/local")
+	stat, err := fsutils.StatDevice("/usr/local")
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -19,7 +19,7 @@ func TestStat(t *testing.T) {
 
 func TestStatCache(t *testing.T) {
 	for i := 0; i < 10; i++ {
-		stat, err := fsutils.StatCache("/usr/local")
+		stat, err := fsutils.StatDeviceCache("/usr/local")
 		if err != nil {
 			t.Fatal(err)
 		}
@@ -40,16 +40,16 @@ func TestConcurrent(t *testing.T) {
 		go func() {
 			defer wg.Done()
 
-			_, _ = fsutils.Stat("/usr/local")
+			_, _ = fsutils.StatDevice("/usr/local")
 		}()
 	}
 	wg.Wait()
 }
 
-func BenchmarkStat(b *testing.B) {
+func BenchmarkStatDevice(b *testing.B) {
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
-			_, err := fsutils.Stat("/usr/local")
+			_, err := fsutils.StatDevice("/usr/local")
 			if err != nil {
 				b.Fatal(err)
 			}
@@ -57,10 +57,10 @@ func BenchmarkStat(b *testing.B) {
 	})
 }
 
-func BenchmarkStatCache(b *testing.B) {
+func BenchmarkStatCacheDevice(b *testing.B) {
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
-			_, err := fsutils.StatCache("/usr/local")
+			_, err := fsutils.StatDeviceCache("/usr/local")
 			if err != nil {
 				b.Fatal(err)
 			}