diff --git a/install/devsds/lib/opensds.sh b/install/devsds/lib/opensds.sh
index 9e552a1f8..b48ac9ca5 100755
--- a/install/devsds/lib/opensds.sh
+++ b/install/devsds/lib/opensds.sh
@@ -83,8 +83,8 @@ osds::opensds::install(){
 
     export OPENSDS_AUTH_STRATEGY=$OPENSDS_AUTH_STRATEGY
     export OPENSDS_ENDPOINT=http://localhost:50040
-    build/out/bin/osdsctl profile create '{"name": "default", "description": "default policy", "storageType": "block"}'
-    build/out/bin/osdsctl profile create '{"name": "default", "description": "default policy", "storageType": "file", "provisioningProperties":{"ioConnectivity": {"accessProtocol": "NFS"},"DataStorage":{"StorageAccessCapability":["Read","Write","Execute"]}}}'
+    build/out/bin/osdsctl profile create '{"name": "default_block", "description": "default policy", "storageType": "block"}'
+    build/out/bin/osdsctl profile create '{"name": "default_file", "description": "default policy", "storageType": "file", "provisioningProperties":{"ioConnectivity": {"accessProtocol": "NFS"},"DataStorage":{"StorageAccessCapability":["Read","Write","Execute"]}}}'
 
     if [ $? == 0 ]; then
         osds::echo_summary devsds installed successfully !!
diff --git a/pkg/db/drivers/etcd/etcd.go b/pkg/db/drivers/etcd/etcd.go
index e372ae18f..1a4833e62 100644
--- a/pkg/db/drivers/etcd/etcd.go
+++ b/pkg/db/drivers/etcd/etcd.go
@@ -40,10 +40,14 @@ import (
 )
 
 const (
-	defaultLimit   = 50
-	defaultOffset  = 0
-	defaultSortDir = "desc"
-	defaultSortKey = "ID"
+	defaultLimit            = 50
+	defaultOffset           = 0
+	defaultSortDir          = "desc"
+	defaultSortKey          = "ID"
+	defaultBlockProfileName = "default_block"
+	defaultFileProfileName  = "default_file"
+	typeBlock               = "block"
+	typeFile                = "file"
 )
 
 var validKey = []string{"limit", "offset", "sortDir", "sortKey"}
@@ -1434,8 +1438,8 @@ func (c *Client) CreateProfile(ctx *c.Context, prf *model.ProfileSpec) (*model.P
 		prf.CreatedAt = time.Now().Format(constants.TimeFormat)
 	}
 
-	// profile name must be unique with the same storage type.
-	if _, err := c.getProfileByName(ctx, prf.Name, prf.StorageType); err == nil {
+	// profile name must be unique.
+	if _, err := c.getProfileByName(ctx, prf.Name); err == nil {
 		return nil, fmt.Errorf("the profile name '%s' already exists", prf.Name)
 	}
 
@@ -1476,7 +1480,23 @@ func (c *Client) GetProfile(ctx *c.Context, prfID string) (*model.ProfileSpec, e
 	return prf, nil
 }
 
-func (c *Client) getProfileByName(ctx *c.Context, name, storageType string) (*model.ProfileSpec, error) {
+func (c *Client) getProfileByName(ctx *c.Context, name string) (*model.ProfileSpec, error) {
+	profiles, err := c.ListProfiles(ctx)
+	if err != nil {
+		log.Error("List profile failed: ", err)
+		return nil, err
+	}
+
+	for _, profile := range profiles {
+		if profile.Name == name {
+			return profile, nil
+		}
+	}
+	var msg = fmt.Sprintf("can't find profile(name: %s)", name)
+	return nil, model.NewNotFoundError(msg)
+}
+
+func (c *Client) getProfileByNameAndType(ctx *c.Context, name, storageType string) (*model.ProfileSpec, error) {
 	profiles, err := c.ListProfiles(ctx)
 	if err != nil {
 		log.Error("List profile failed: ", err)
@@ -1494,12 +1514,12 @@ func (c *Client) getProfileByName(ctx *c.Context, name, storageType string) (*mo
 
 // GetDefaultProfile
 func (c *Client) GetDefaultProfile(ctx *c.Context) (*model.ProfileSpec, error) {
-	return c.getProfileByName(ctx, "default", "block")
+	return c.getProfileByNameAndType(ctx, defaultBlockProfileName, typeBlock)
 }
 
 // GetDefaultProfileFileShare
 func (c *Client) GetDefaultProfileFileShare(ctx *c.Context) (*model.ProfileSpec, error) {
-	return c.getProfileByName(ctx, "default", "file")
+	return c.getProfileByNameAndType(ctx, defaultFileProfileName, typeFile)
 }
 
 // ListProfiles