diff --git a/cmd/climc/climc.go b/cmd/climc/climc.go
index ef9b1bee40..e5983068a6 100644
--- a/cmd/climc/climc.go
+++ b/cmd/climc/climc.go
@@ -1,7 +1,9 @@
 package main
 
 import (
+	"encoding/json"
 	"fmt"
+	"io/ioutil"
 	"os"
 	"strings"
 	"time"
@@ -36,9 +38,6 @@ type BaseOptions struct {
 	SUBCOMMAND     string `help:"climc subcommand" subcommand:"true"`
 }
 
-var CacheToken mcclient.TokenCredential
-var CacheTime time.Time
-
 func getSubcommandsParser() (*structarg.ArgumentParser, error) {
 	parse, e := structarg.NewArgumentParser(&BaseOptions{},
 		"climc",
@@ -122,7 +121,26 @@ func newClientSession(options *BaseOptions) (*mcclient.ClientSession, error) {
 		options.Debug,
 		options.Secure)
 
-	if CacheToken == nil {
+	var cacheToken mcclient.TokenCredential
+	cacheFile, err := os.Open("/tmp/OS_AUTH_CACHE_TOKEN")
+	if err == nil && cacheFile != nil {
+		fileInfo, _ := cacheFile.Stat()
+		dur, err := time.ParseDuration("-24h")
+		if fileInfo != nil && err == nil && fileInfo.ModTime().After(time.Now().Add(dur)) {
+			bytesToken, err := ioutil.ReadAll(cacheFile)
+			if err == nil {
+				token := client.NewAuthTokenCredential()
+				err := json.Unmarshal(bytesToken, token)
+				if err != nil {
+					fmt.Printf("Unmarshal token error:%s", err)
+				} else {
+					cacheToken = token
+				}
+			}
+			cacheFile.Close()
+		}
+	}
+	if cacheToken == nil {
 		token, err := client.Authenticate(options.OsUsername,
 			options.OsPassword,
 			options.OsDomainName,
@@ -130,14 +148,23 @@ func newClientSession(options *BaseOptions) (*mcclient.ClientSession, error) {
 		if err != nil {
 			return nil, err
 		}
-		CacheToken = token
-		CacheTime = time.Now()
+		cacheToken = token
+		bytesCacheToken, err := json.Marshal(cacheToken)
+		if err != nil {
+			fmt.Printf("Marshal token error:%s", err)
+		} else {
+			fo, _ := os.Create("/tmp/OS_AUTH_CACHE_TOKEN")
+			fo.Write(bytesCacheToken)
+			fo.Close()
+		}
+	} else {
+		fmt.Println("******** Use Token Cache At /tmp/OS_AUTH_CACHE_TOKEN ********")
 	}
 
 	session := client.NewSession(options.OsRegionName,
 		options.OsZoneName,
 		options.OsEndpointType,
-		CacheToken,
+		cacheToken,
 		options.ApiVersion)
 	return session, nil
 }
@@ -154,7 +181,7 @@ func main() {
 		fmt.Print(parser.HelpString())
 	} else if options.Version {
 		fmt.Printf("Yunion API client version:\n %s\n", version.GetJsonString())
-	} else if len(os.Args) <= 1 || (options.ApiVersion == "v2" && len(os.Args) <= 3) {
+	} else if len(options.SUBCOMMAND) == 0 {
 		session, e := newClientSession(options)
 		if e != nil {
 			showErrorAndExit(e)
diff --git a/cmd/climc/promputils/executor.go b/cmd/climc/promputils/executor.go
index 7ef8e7dc89..9047dd12ce 100644
--- a/cmd/climc/promputils/executor.go
+++ b/cmd/climc/promputils/executor.go
@@ -55,6 +55,11 @@ func Executor(s string) {
 	e := parser.ParseArgs(strings.Split(s, " "), false)
 	subcmd := parser.GetSubcommand()
 	subparser := subcmd.GetSubParser()
+	if args[0] == "--debug" {
+		session.GetClient().SetDebug(true)
+	} else {
+		session.GetClient().SetDebug(false)
+	}
 	if e != nil {
 		if subparser != nil {
 			fmt.Print(subparser.Usage())
diff --git a/pkg/compute/models/disks.go b/pkg/compute/models/disks.go
index a47fdf3f0b..b9c027c43a 100644
--- a/pkg/compute/models/disks.go
+++ b/pkg/compute/models/disks.go
@@ -593,6 +593,7 @@ type SDiskConfig struct {
 	Cache           string //
 	Mountpoint      string //
 	Backend         string // stroageType
+	Medium          string
 	ImageProperties map[string]string
 }
 
@@ -608,9 +609,9 @@ func parseDiskInfo(ctx context.Context, userCred mcclient.TokenCredential, info
 		return &diskConfig, nil
 	}
 
-	// default backend
+	// default backend and medium type
 	diskConfig.Backend = STORAGE_LOCAL
-	// diskConfig.Medium = DISK_TYPE_HYBRID
+	diskConfig.Medium = DISK_TYPE_HYBRID
 
 	diskStr, err := info.GetString()
 	if err != nil {
@@ -629,6 +630,8 @@ func parseDiskInfo(ctx context.Context, userCred mcclient.TokenCredential, info
 			diskConfig.Driver = p
 		} else if utils.IsInStringArray(p, osprofile.DISK_CACHE_MODES) {
 			diskConfig.Cache = p
+		} else if utils.IsInStringArray(p, DISK_TYPES) {
+			diskConfig.Medium = p
 		} else if p[0] == '/' {
 			diskConfig.Mountpoint = p
 		} else if p == "autoextend" {
diff --git a/pkg/compute/tasks/disk_create_task.go b/pkg/compute/tasks/disk_create_task.go
index c035d9e256..35b6c035f1 100644
--- a/pkg/compute/tasks/disk_create_task.go
+++ b/pkg/compute/tasks/disk_create_task.go
@@ -27,11 +27,11 @@ func (self *DiskCreateTask) OnInit(ctx context.Context, obj db.IStandaloneModel,
 		self.SetStage("on_storage_cache_image_complete", nil)
 		storagecache.StartImageCacheTask(ctx, self.UserCred, imageId, false, self.GetTaskId())
 	} else {
-		self.OnStorageCacheImageComplete(ctx, disk)
+		self.OnStorageCacheImageComplete(ctx, disk, nil)
 	}
 }
 
-func (self *DiskCreateTask) OnStorageCacheImageComplete(ctx context.Context, disk *models.SDisk) {
+func (self *DiskCreateTask) OnStorageCacheImageComplete(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
 	rebuild, _ := self.GetParams().Bool("rebuild")
 	snapshot, _ := self.GetParams().GetString("snapshot")
 	if rebuild {
diff --git a/pkg/mcclient/mcclient.go b/pkg/mcclient/mcclient.go
index 92bf5b4bb9..4df0561160 100644
--- a/pkg/mcclient/mcclient.go
+++ b/pkg/mcclient/mcclient.go
@@ -53,6 +53,10 @@ func NewClient(authUrl string, timeout int, debug bool, insecure bool) *Client {
 	return &client
 }
 
+func (this *Client) SetDebug(debug bool) {
+	this.debug = debug
+}
+
 func (this *Client) AuthVersion() string {
 	pos := strings.LastIndexByte(this.authUrl, '/')
 	if pos > 0 {
@@ -62,6 +66,13 @@ func (this *Client) AuthVersion() string {
 	}
 }
 
+func (this *Client) NewAuthTokenCredential() TokenCredential {
+	if this.AuthVersion() == "v3" {
+		return &TokenCredentialV3{}
+	}
+	return &TokenCredentialV2{}
+}
+
 func getDefaultHeader(header http.Header, token string) http.Header {
 	if len(token) > 0 {
 		if header == nil {
diff --git a/pkg/mcclient/session.go b/pkg/mcclient/session.go
index d458d65038..3526f6eea4 100644
--- a/pkg/mcclient/session.go
+++ b/pkg/mcclient/session.go
@@ -63,6 +63,10 @@ func SplitVersionedURL(url string) (string, string) {
 	return base
 }*/
 
+func (this *ClientSession) GetClient() *Client {
+	return this.client
+}
+
 func (this *ClientSession) GetServiceURL(service, endpointType string) (string, error) {
 	if len(this.endpointType) > 0 {
 		// session specific endpoint type should override the input endpointType, which is supplied by manager