diff --git a/image_recover_tool/image-check/daemon/app/main.go b/image_recover_tool/image-check/daemon/app/main.go
index 1fb8ba64f8970ca911beda9401c199cd9df5ba3e..f5b0fc1b1cb47fece6c2b65e218044ba399592d6 100644
--- a/image_recover_tool/image-check/daemon/app/main.go
+++ b/image_recover_tool/image-check/daemon/app/main.go
@@ -58,6 +58,10 @@ docker image check tool
 			Name:  "root",
 			Usage: "root directory for docker",
 		},
+		cli.StringFlag{
+			Name:  "storage-isolate",
+			Usage: "docker storage-isolate path",
+		},
 	}
 	app.Commands = append([]cli.Command{
 		images.Command,
diff --git a/image_recover_tool/image-check/daemon/commands/commands.go b/image_recover_tool/image-check/daemon/commands/commands.go
index 963ba5b92423cf2f75bb00b30d6d3db051165d8a..937989a564b1ae3203f4b0ec587e7ec2eadbdc91 100644
--- a/image_recover_tool/image-check/daemon/commands/commands.go
+++ b/image_recover_tool/image-check/daemon/commands/commands.go
@@ -23,7 +23,7 @@ func NewDaemon(context *cli.Context) (*Daemon, error) {
 	var err error
 	logrus.Info("Start check tool")
 
-	d.daemonConfigFile, err = config.GetDockerRoot(context.GlobalString("config"), context.GlobalString("root"), context.GlobalString("driver"))
+	d.daemonConfigFile, err = config.GetDockerRoot(context.GlobalString("config"), context.GlobalString("root"), context.GlobalString("driver"),context.GlobalString("storage-isolate"))
 	if err != nil {
 		logrus.Errorf("Failed to get the dockerd configuration file: %v", err)
 		return nil, err
diff --git a/image_recover_tool/image-check/daemon/config/config.go b/image_recover_tool/image-check/daemon/config/config.go
index e1ab0094505264966f00e078592bdb70379d4f53..6e18fa81acbeac14025ffd7fe0e131d7a2bb0f14 100644
--- a/image_recover_tool/image-check/daemon/config/config.go
+++ b/image_recover_tool/image-check/daemon/config/config.go
@@ -19,12 +19,12 @@ const (
 )
 
 type DaemonConfig struct {
-	Root        string `json:"graph,omitempty"`
-	GraphDriver string `json:"storage-driver,omitempty"`
+	Root           string `json:"graph,omitempty"`
+	GraphDriver    string `json:"storage-driver,omitempty"`
 	StorageIsolate string `json:"storage-isolate,omitempty"`
 }
 
-func GetDockerRoot(dockerdConfigPath, root, driver string) (*DaemonConfig, error) {
+func GetDockerRoot(dockerdConfigPath, root, driver string, storageIsolate string) (*DaemonConfig, error) {
 	dc := &DaemonConfig{}
 
 	exist, err := dc.checkConfigurationIsExist(dockerdConfigPath)
@@ -39,17 +39,13 @@ func GetDockerRoot(dockerdConfigPath, root, driver string) (*DaemonConfig, error
 		}
 		if fileConfig.Root != "" {
 			dc.Root = fileConfig.Root
-			dc.StorageIsolate = fileConfig.Root
-		}else {
-			dc.StorageIsolate = DefaultPath
 		}
 		if fileConfig.GraphDriver != "" {
 			dc.GraphDriver = fileConfig.GraphDriver
 		}
-		if fileConfig.StorageIsolate != ""{
+		if fileConfig.StorageIsolate != "" {
 			dc.StorageIsolate = fileConfig.StorageIsolate
 		}
-
 	} else {
 		logrus.Warnf("The docker configuration file not found: %s", dockerdConfigPath)
 	}
@@ -60,7 +56,17 @@ func GetDockerRoot(dockerdConfigPath, root, driver string) (*DaemonConfig, error
 	if driver != "" {
 		dc.GraphDriver = driver
 	}
-
+	if storageIsolate != "" {
+		dc.StorageIsolate = storageIsolate
+	}else {
+		if dc.StorageIsolate == ""{
+			if dc.Root !=""{
+				dc.StorageIsolate = dc.Root
+			}else {
+				dc.StorageIsolate = DefaultPath
+			}
+		}
+	}
 	if dc.Root == "" {
 		dc.Root = DefaultPath
 	}