diff --git a/script/msg_gateway_start.sh b/script/msg_gateway_start.sh
index 9816b1c49..e29a7ce3d 100755
--- a/script/msg_gateway_start.sh
+++ b/script/msg_gateway_start.sh
@@ -31,7 +31,7 @@ fi
 sleep 1
 cd ${msg_gateway_binary_root}
 for ((i = 0; i < ${#ws_ports[@]}; i++)); do
-  echo "==========================start msg_gateway server===========================">>../logs/openIM.log 2>&1 &
+  echo "==========================start msg_gateway server===========================">>../logs/openIM.log
   nohup ./${msg_gateway_name} --port ${rpc_ports[$i]} --ws_port ${ws_ports[$i]} --prometheus_port ${prome_ports[$i]} >>../logs/openIM.log 2>&1 &
 done
 
diff --git a/script/msg_transfer_start.sh b/script/msg_transfer_start.sh
index 93ec379f8..86b1d62ee 100755
--- a/script/msg_transfer_start.sh
+++ b/script/msg_transfer_start.sh
@@ -27,7 +27,7 @@ for ((i = 0; i < ${msg_transfer_service_num}; i++)); do
       if [ $prome_port != "" ]; then
         cmd="$cmd --prometheus_port $prome_port"
       fi
-      echo "==========================start msg_transfer server===========================">>../logs/openIM.log 2>&1 &
+      echo "==========================start msg_transfer server===========================">>../logs/openIM.log
       $cmd >>../logs/openIM.log 2>&1 &
 done
 
diff --git a/script/push_start.sh b/script/push_start.sh
index 6728ead97..d047a0500 100644
--- a/script/push_start.sh
+++ b/script/push_start.sh
@@ -25,7 +25,7 @@ sleep 1
 cd ${push_binary_root}
 
 for ((i = 0; i < ${#rpc_ports[@]}; i++)); do
-  echo "==========================start push server===========================">>../logs/openIM.log 2>&1 &
+  echo "==========================start push server===========================">>../logs/openIM.log
   nohup ./${push_name} --port ${rpc_ports[$i]} --prometheus_port ${prome_ports[$i]} >>../logs/openIM.log 2>&1 &
 done
 
diff --git a/script/sdk_svr_start.sh b/script/sdk_svr_start.sh
index 8f994b856..c1747fa3b 100644
--- a/script/sdk_svr_start.sh
+++ b/script/sdk_svr_start.sh
@@ -24,7 +24,7 @@ fi
 #Waiting port recycling
 sleep 1
 cd ${sdk_server_binary_root}
-  echo "==========================start js sdk server===========================">>../logs/openIM.log 2>&1 &
+  echo "==========================start js sdk server===========================">>../logs/openIM.log
   nohup ./${sdk_server_name}  -openIM_ws_address ${ws_address}  -sdk_ws_port ${sdkws_ports[0]} -openIM_api_address ${api_address} -openIM_log_level ${logLevel} >>../logs/openIM.log 2>&1 &
 
 #Check launched service process
diff --git a/script/start_all.sh b/script/start_all.sh
index eb6ba102e..01c6ab652 100644
--- a/script/start_all.sh
+++ b/script/start_all.sh
@@ -22,7 +22,7 @@ echo "==========================================================">>../logs/openI
 
 for i in ${need_to_start_server_shell[*]}; do
   chmod +x $i
-  echo "=====================exec ${i}======================">>../logs/openIM.log 2>&1 &
+  echo "=====================exec ${i}======================">>../logs/openIM.log
   ./$i
     if [ $? -ne 0 ]; then
         exit -1
diff --git a/script/start_cron.sh b/script/start_cron.sh
index 5aab4c842..a0b62a2d2 100644
--- a/script/start_cron.sh
+++ b/script/start_cron.sh
@@ -18,7 +18,7 @@ sleep 1
 
 cd ${cron_task_binary_root}
 #for ((i = 0; i < ${cron_task_service_num}; i++)); do
-      echo "==========================start cron_task process===========================">>../logs/openIM.log 2>&1 &
+      echo "==========================start cron_task process===========================">>../logs/openIM.log
 nohup ./${cron_task_name}  >>../logs/openIM.log 2>&1 &
 #done