恢复重定向的方式输出日志。

Signed-off-by: zouap <zouap@pcl.ac.cn>

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 >/model/benchmark-log.txt;echo "end benchmark"`
+	CommandBenchmark      = `cd /benchmark && bash run_bk.sh >/model/benchmark-log.txt`
 	CodeMountPath         = "/code"
 	DataSetMountPath      = "/dataset"
 	ModelMountPath        = "/model"