diff --git a/plugins/obproxy/3.1.0/obproxyd.sh b/plugins/obproxy/3.1.0/obproxyd.sh
index bd9b126..1024334 100644
--- a/plugins/obproxy/3.1.0/obproxyd.sh
+++ b/plugins/obproxy/3.1.0/obproxyd.sh
@@ -8,31 +8,24 @@ function start() {
     obproxy_path=$path/run/obproxy-$ip-$port.pid
 
     cat $obproxyd_path | xargs kill -9
-
     echo $$ > $obproxyd_path
     if [ $? != 0 ]; then
         exit $?
     fi
 
     pid=`cat $obproxy_path`
+    echo $pid
     ls /proc/$pid > /dev/null
-    if [ $? != 0 ]; then
-        exit $?
-    fi
-    kill -9 $pid
 
     while [ 1 ]; 
     do 
         sleep 1
-        ls /proc/$pid > /dev/null
-        if [ $? != 0 ]; then
+        count=`ps -aux | egrep "$path/bin/obproxy --listen_port 2883" | grep -v grep |wc -l`
+        if [[ $count == 0 ]];then
             cd $path
             $path/bin/obproxy --listen_port $port
             pid=`ps -aux | egrep "$path/bin/obproxy --listen_port $port$" | grep -v grep | awk '{print $2}'`
             echo $pid > $obproxy_path
-            if [ $? != 0 ]; then
-                exit $?
-            fi
         fi
     done
 }
@@ -42,4 +35,6 @@ then
     start
 else
     nohup bash $0 $path $ip $port daemon > /dev/null 2>&1 &
-fi
\ No newline at end of file
+
+fi
+