diff --git a/analysis/resources/optimizer.py b/analysis/resources/optimizer.py
index b466a732c9660d31a2d7a48bb944768c11ab9769..d0a3fa5763647c22bd27c15b618ab29c006fda32 100644
--- a/analysis/resources/optimizer.py
+++ b/analysis/resources/optimizer.py
@@ -53,7 +53,8 @@ class Optimizer(Resource):
         args = OPTIMIZER_POST_PARSER.parse_args()
         LOGGER.info(args)
         if args["max_eval"] < 10:
-            abort(400, "max_eval must be >=10")
+            LOGGER.error("the max iterations %s must be greater than 10", args["max_eval"])
+            abort(400, "the max iterations {} must be greater than 10".format(args["max_eval"]))
         task_id = str(uuid.uuid1())
 
         parent_conn, child_conn = Pipe()
@@ -74,7 +75,7 @@ class Optimizer(Resource):
     def put(self, task_id):
         """provide the method of put"""
         if not task_id:
-            abort(404)
+            abort(404, "task id does not exist")
         task = task_cache.TasksCache.get_instance().get(task_id)
         if not task:
             abort(404, "taskid {0} not found".format(task_id))
@@ -95,7 +96,7 @@ class Optimizer(Resource):
     def delete(self, task_id):
         """provide the method of delete"""
         if not task_id:
-            abort(404)
+            abort(404, "task id does not exist")
         process = task_cache.TasksCache.get_instance().get(task_id)
         if not process:
             abort(404, "{0} {1} not found".format(self.task_id_info, task_id))
diff --git a/common/checker/elf.go b/common/checker/elf.go
deleted file mode 100644
index 874c0007ca2e466b71059bf52b1135ef3b4296a8..0000000000000000000000000000000000000000
--- a/common/checker/elf.go
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (c) 2019 Huawei Technologies Co., Ltd.
- * A-Tune is licensed under the Mulan PSL v1.
- * You can use this software according to the terms and conditions of the Mulan PSL v1.
- * You may obtain a copy of Mulan PSL v1 at:
- *     http://license.coscl.org.cn/MulanPSL
- * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
- * PURPOSE.
- * See the Mulan PSL v1 for more details.
- * Create: 2019-10-29
- */
-
-package checker
-
-import (
-	PB "atune/api/profile"
-	"atune/common/log"
-	"atune/common/utils"
-)
-
-//ELF file structer
-type ELF struct {
-	FileName string
-}
-
-/*
-Check method check the elf file format
-*/
-func (elf *ELF) Check(ch chan *PB.AckCheck) error {
-	log.Debugf("Check %s", elf.FileName)
-
-	sendChanToAdm(ch, elf.FileName, utils.SUCCESS, "FIXME: NOT Implement")
-
-	return nil
-}
diff --git a/common/models/optimizer.go b/common/models/optimizer.go
index 156491d1c1cd651a4b1397f0da19561cca4294aa..168111e7b7c90cceb640ab1ae89645b34f85017a 100644
--- a/common/models/optimizer.go
+++ b/common/models/optimizer.go
@@ -17,6 +17,7 @@ import (
 	"atune/common/config"
 	"atune/common/http"
 	"encoding/json"
+	"fmt"
 	"io/ioutil"
 )
 
@@ -40,8 +41,9 @@ type Knob struct {
 
 // RespPostBody :the body returned of create optimizer task
 type RespPostBody struct {
-	TaskID string `json:"task_id"`
-	Status string `json:"status"`
+	TaskID  string `json:"task_id"`
+	Status  string `json:"status"`
+	Message string `json:"message"`
 }
 
 // OptimizerPutBody send to the optimizer service when iterations
@@ -52,7 +54,8 @@ type OptimizerPutBody struct {
 
 // RespPutBody :the body returned of each optimizer iteration
 type RespPutBody struct {
-	Param string `json:"param"`
+	Param   string `json:"param"`
+	Message string `json:"message"`
 }
 
 // Post method create a optimizer task
@@ -77,6 +80,10 @@ func (o *OptimizerPostBody) Post() (*RespPostBody, error) {
 		return nil, err
 	}
 
+	if res.StatusCode != 200 {
+		return nil, fmt.Errorf(respPostIns.Message)
+	}
+
 	return respPostIns, nil
 }
 
@@ -101,5 +108,9 @@ func (o *OptimizerPutBody) Put(url string) (*RespPutBody, error) {
 		return nil, err
 	}
 
+	if res.StatusCode != 200 {
+		return nil, fmt.Errorf(respPutIns.Message)
+	}
+
 	return respPutIns, nil
 }
diff --git a/common/project/projet.go b/common/project/projet.go
index 8ca80f5f2af257ae48898734085a000e131b2b13..33c093e3c21b48424b78efaa14e86c9a4df8b166 100644
--- a/common/project/projet.go
+++ b/common/project/projet.go
@@ -114,8 +114,7 @@ func (y *YamlPrjCli) BenchMark() (string, error) {
 	benchOutByte, err := cmd.CombinedOutput()
 
 	if err != nil {
-		log.Error(err)
-		return "", err
+		return "", fmt.Errorf("failed to run benchmark, err: %v", err)
 	}
 	for _, evaluation := range y.Evaluations {
 		newScript := strings.Replace(evaluation.Info.Get, "$out", string(benchOutByte), -1)
diff --git a/modules/client/profile/profile_check.go b/modules/client/profile/profile_check.go
index 183010383a6e1b6fe4eef1dba90484563fc313eb..81e44523d83045107f739ef4775df2cb50e52ec7 100644
--- a/modules/client/profile/profile_check.go
+++ b/modules/client/profile/profile_check.go
@@ -28,7 +28,7 @@ import (
 var profileCheckCommand = cli.Command{
 	Name:      "check",
 	Usage:     "check system basic information",
-	ArgsUsage: "[arguments...]",
+	UsageText: "atune-adm check",
 	Description: func() string {
 		desc := "\n    check system basic information\n"
 		return desc
@@ -53,12 +53,8 @@ func newProfileCheckCmd(ctx *cli.Context, opts ...interface{}) (interface{}, err
 }
 
 func profileCheck(ctx *cli.Context) error {
-	appname := ""
-	if ctx.NArg() > 2 {
-		return fmt.Errorf("only one or zero argument required")
-	}
-	if ctx.NArg() == 1 {
-		appname = ctx.Args().Get(0)
+	if err := utils.CheckArgs(ctx, 0, utils.ConstExactArgs); err != nil {
+		return err
 	}
 
 	c, err := client.NewClientFromContext(ctx)
@@ -68,7 +64,7 @@ func profileCheck(ctx *cli.Context) error {
 	defer c.Close()
 
 	svc := PB.NewProfileMgrClient(c.Connection())
-	stream, err := svc.CheckInitProfile(CTX.Background(), &PB.ProfileInfo{Name: appname})
+	stream, err := svc.CheckInitProfile(CTX.Background(), &PB.ProfileInfo{})
 	if err != nil {
 		return err
 	}
@@ -104,5 +100,6 @@ func profileCheck(ctx *cli.Context) error {
 		utils.Print(reply)
 	}
 
+	fmt.Println("\nCheck finished")
 	return nil
 }
diff --git a/modules/client/profile/profile_collection.go b/modules/client/profile/profile_collection.go
index 02ca2a38c863de8330c7756ca30e7bd78643d5c7..3f76cb7ad4263339d75d021545bca046e3fffb50 100644
--- a/modules/client/profile/profile_collection.go
+++ b/modules/client/profile/profile_collection.go
@@ -99,8 +99,8 @@ func checkCollectionCtx(ctx *cli.Context) error {
 		return fmt.Errorf("error: filename must be specified")
 	}
 
-	if len(ctx.String("filename")) > 255 {
-		return fmt.Errorf("error: filename length is longer than 255 charaters")
+	if len(ctx.String("filename")) > 128 {
+		return fmt.Errorf("error: filename length is longer than 128 charaters")
 	}
 
 	if ctx.String("disk") == "" {
diff --git a/modules/client/profile/profile_tuning.go b/modules/client/profile/profile_tuning.go
index 97edafbd09553c01cdf50462267bb0c91eb00954..20402b51bb3139142856b763a6a373dd169cde34 100644
--- a/modules/client/profile/profile_tuning.go
+++ b/modules/client/profile/profile_tuning.go
@@ -104,6 +104,18 @@ func profileTunning(ctx *cli.Context) error {
 		return err
 	}
 
+	if len(prj.Project) < 1 || len(prj.Project) > 128 {
+		return fmt.Errorf("project name must be no less than 1 and no greater than 128 in yaml or yml")
+	}
+
+	if len(prj.Benchmark) < 1 {
+		return fmt.Errorf("benchmark must be specified in yaml or yml")
+	}
+
+	if len(prj.Evaluations) > 10 {
+		return fmt.Errorf("evaluations must be no greater than 10 in project %s", prj.Project)
+	}
+
 	_, err = runTuningRPC(ctx, &PB.ProfileInfo{Name: prj.Project, Content: []byte(strconv.Itoa(prj.Iterations))})
 	if err != nil {
 		return err
@@ -171,8 +183,8 @@ func checkTuningCtx(ctx *cli.Context) error {
 		return fmt.Errorf("error: project name must be specified")
 	}
 
-	if len(ctx.String("project")) > 255 {
-		return fmt.Errorf("error: project name length is longer than 255 charaters")
+	if len(ctx.String("project")) > 128 {
+		return fmt.Errorf("error: project name length is longer than 128 charaters")
 	}
 
 	return nil
diff --git a/modules/server/profile/profile.go b/modules/server/profile/profile.go
index e88150c541f85aee01dde07216e48d3458499785..cd79eeb9816ff119b8628839bedb72900dd95cbd 100644
--- a/modules/server/profile/profile.go
+++ b/modules/server/profile/profile.go
@@ -15,7 +15,7 @@ package main
 
 import (
 	PB "atune/api/profile"
-	"atune/common/checker"
+	_ "atune/common/checker"
 	"atune/common/config"
 	"atune/common/http"
 	"atune/common/log"
@@ -243,8 +243,6 @@ func (s *ProfileServer) ListWorkload(profileInfo *PB.ProfileInfo, stream PB.Prof
 // like BIOS version, memory balanced...
 func (s *ProfileServer) CheckInitProfile(profileInfo *PB.ProfileInfo,
 	stream PB.ProfileMgr_CheckInitProfileServer) error {
-	elf := profileInfo.GetName()
-
 	ch := make(chan *PB.AckCheck)
 	defer close(ch)
 	go func() {
@@ -253,14 +251,6 @@ func (s *ProfileServer) CheckInitProfile(profileInfo *PB.ProfileInfo,
 		}
 	}()
 
-	elf = strings.Trim(elf, "")
-	if elf != "" {
-		if exist, _ := utils.PathExist(elf); exist {
-			program := checker.ELF{FileName: elf}
-			_ = program.Check(ch)
-		}
-	}
-
 	services := registry.GetCheckerServices()
 
 	for _, service := range services {