diff --git a/modules/cloudbrain/cloudbrain.go b/modules/cloudbrain/cloudbrain.go
index 25c556278..faafbabe1 100755
--- a/modules/cloudbrain/cloudbrain.go
+++ b/modules/cloudbrain/cloudbrain.go
@@ -20,7 +20,7 @@ import (
 const (
 	//Command = `pip3 install jupyterlab==2.2.5 -i https://pypi.tuna.tsinghua.edu.cn/simple;service ssh stop;jupyter lab --no-browser --ip=0.0.0.0 --allow-root --notebook-dir="/code" --port=80 --LabApp.token="" --LabApp.allow_origin="self https://cloudbrain.pcl.ac.cn"`
 	//CommandBenchmark      = `echo "start benchmark";python /code/test.py;echo "end benchmark"`
-	CommandBenchmark      = `echo "start benchmark";cd /benchmark && bash run_bk.sh | tee /model/benchmark-log.txt;echo "end benchmark"`
+	CommandBenchmark      = `cd /benchmark && bash run_bk.sh >/model/benchmark-log.txt`
 	CodeMountPath         = "/code"
 	DataSetMountPath      = "/dataset"
 	ModelMountPath        = "/model"
@@ -30,8 +30,8 @@ const (
 	Snn4imagenetMountPath = "/snn4imagenet"
 	BrainScoreMountPath   = "/brainscore"
 	TaskInfoName          = "/taskInfo"
-	Snn4imagenetCommand   = `/opt/conda/bin/python /snn4imagenet/testSNN_script.py --modelname '%s' --modelpath '/dataset' --modeldescription '%s' | tee /model/benchmark-log.txt`
-	BrainScoreCommand     = `bash /brainscore/brainscore_test_par4shSrcipt.sh -b '%s' -n '%s' -p '/dataset' -d '%s' | tee /model/benchmark-log.txt`
+	Snn4imagenetCommand   = `/opt/conda/bin/python /snn4imagenet/testSNN_script.py --modelname '%s' --modelpath '/dataset' --modeldescription '%s' >/model/benchmark-log.txt`
+	BrainScoreCommand     = `bash /brainscore/brainscore_test_par4shSrcipt.sh -b '%s' -n '%s' -p '/dataset' -d '%s' >/model/benchmark-log.txt`
 
 	SubTaskName = "task1"
 
diff --git a/routers/repo/cloudbrain.go b/routers/repo/cloudbrain.go
index b8e2640af..221a4fc8b 100755
--- a/routers/repo/cloudbrain.go
+++ b/routers/repo/cloudbrain.go
@@ -2691,7 +2691,7 @@ func getInferenceJobCommand(form auth.CreateCloudBrainInferencForm) (string, err
 
 	param += " --modelname" + "=" + form.CkptName
 
-	command += "python /code/" + bootFile + param + " | tee " + cloudbrain.ResultPath + "/" + form.DisplayJobName + "-" + cloudbrain.LogFile
+	command += "python /code/" + bootFile + param + " > " + cloudbrain.ResultPath + "/" + form.DisplayJobName + "-" + cloudbrain.LogFile
 
 	return command, nil
 }