diff --git a/cmd/climc/shell/identity/services.go b/cmd/climc/shell/identity/services.go
index 91278f68a9..43599d535a 100644
--- a/cmd/climc/shell/identity/services.go
+++ b/cmd/climc/shell/identity/services.go
@@ -164,16 +164,8 @@ func init() {
 
 	type ServiceConfigOptions struct {
 		SERVICE string   `help:"service name or id"`
-		Config  []string `help:"config options, can be a JSON, a YAML or a key=value pair, e.g:
-    * JSON
-      '{\"default\":{\"password_expiration_seconds\":300}}'
-    * YAML
-      default:
-        password_expiration_seconds: 300
-    * A key=value pair (under default section)
-      password_expiration_seconds=300
-"`
-		Remove bool `help:"remove config"`
+		Config  []string `help:"config options, can be a JSON, a YAML or a key=value pair, e.g:\n    * JSON\n      '{\"default\":{\"password_expiration_seconds\":300}}'\n    * YAML\n      default:\n        password_expiration_seconds: 300\n    * A key=value pair (under default section)\n      password_expiration_seconds=300\n"`
+		Remove  bool     `help:"remove config"`
 	}
 	R(&ServiceConfigOptions{}, "service-config", "Add config to service", func(s *mcclient.ClientSession, args *ServiceConfigOptions) error {
 		config := jsonutils.NewDict()
diff --git a/pkg/apis/compute/guesttemplate.go b/pkg/apis/compute/guesttemplate.go
index 06870bc79a..f55b247d55 100644
--- a/pkg/apis/compute/guesttemplate.go
+++ b/pkg/apis/compute/guesttemplate.go
@@ -105,7 +105,7 @@ type GuestTemplateSku struct {
 	Name                 string `json:"name"`
 	CpuCoreCount         int    `json:"cpu_core_count"`
 	MemorySizeMb         int    `json:"memory_size_mb"`
-	InstanceTypeCategory string `json:"instance_type_category`
+	InstanceTypeCategory string `json:"instance_type_category"`
 	InstanceTypeFamily   string `json:"instance_type_family"`
 }
 
diff --git a/pkg/compute/options/options.go b/pkg/compute/options/options.go
index 3093a4b273..9786a2792f 100644
--- a/pkg/compute/options/options.go
+++ b/pkg/compute/options/options.go
@@ -134,8 +134,7 @@ type ComputeOptions struct {
 
 	FetchEtcdServiceInfoAndUseEtcdLock bool `default:"true" help:"fetch etcd service info and use etcd lock"`
 
-	GuestTemplateCheckInterval int `help:"The interval between two consecutive inspections about Guest Template, 
-unit: h" default:"12"`
+	GuestTemplateCheckInterval int `help:"interval between two consecutive inspections of Guest Template in hour unit" default:"12"`
 
 	SCapabilityOptions
 	SASControllerOptions
diff --git a/pkg/hostman/options/options.go b/pkg/hostman/options/options.go
index 5389345a46..1ccf5193f8 100644
--- a/pkg/hostman/options/options.go
+++ b/pkg/hostman/options/options.go
@@ -33,7 +33,7 @@ type SHostOptions struct {
 	Hostname        string   `help:"Customized host name"`
 
 	ServersPath    string `help:"Path for virtual server configuration files" default:"/opt/cloud/workspace/servers"`
-	ImageCachePath string `help:"Path for storing image caches" default:/opt/cloud/workspace/disks/image_cache"`
+	ImageCachePath string `help:"Path for storing image caches" default:"/opt/cloud/workspace/disks/image_cache"`
 	// ImageCacheLimit int    `help:"Maximal storage space for image caching, in GB" default:"20"`
 	AgentTempPath  string `help:"Path for ESXi agent"`
 	AgentTempLimit int    `help:"Maximal storage space for ESXi agent, in GB" default:"10"`
diff --git a/pkg/mcclient/options/monitor/influxdbshema.go b/pkg/mcclient/options/monitor/influxdbshema.go
index fc46638b6f..e8afbbea66 100644
--- a/pkg/mcclient/options/monitor/influxdbshema.go
+++ b/pkg/mcclient/options/monitor/influxdbshema.go
@@ -11,8 +11,8 @@ type InfluxdbShemaListOptions struct {
 
 type InfluxdbShemaShowOptions struct {
 	ID          string `help:"attribute of the inluxdb" choices:"databases|measurements|metric-measurement"`
-	Database    string `help:influxdb database`
-	Measurement string `help:influxdb table`
+	Database    string `help:"influxdb database"`
+	Measurement string `help:"influxdb table"`
 }
 
 func (opt InfluxdbShemaShowOptions) Params() (jsonutils.JSONObject, error) {
diff --git a/pkg/mcclient/options/servers.go b/pkg/mcclient/options/servers.go
index 32efdee4a6..a06f12c86e 100644
--- a/pkg/mcclient/options/servers.go
+++ b/pkg/mcclient/options/servers.go
@@ -625,9 +625,7 @@ type ServerMigrateOptions struct {
 	ID         string `help:"ID of server" json:"-"`
 	PreferHost string `help:"Server migration prefer host id or name" json:"prefer_host"`
 	AutoStart  *bool  `help:"Server auto start after migrate" json:"auto_start"`
-	RescueMode *bool  `help:"Migrate server in rescue mode,
-					  all disk must store in shared storage;
-					  default false" json:"rescue_mode"`
+	RescueMode *bool  `help:"Migrate server in rescue mode, all disks must reside on shared storage" json:"rescue_mode"`
 }
 
 type ServerLiveMigrateOptions struct {