diff --git a/shell/savePid b/shell/savePid
index d926d7c..d763506 100644
--- a/shell/savePid
+++ b/shell/savePid
@@ -4,14 +4,14 @@
 second=5s
 while true
   do
-
-    if [ `findPortPid $1|wc -l` -eq 0 ]
+    pid=`findPortPid $1`
+    if [ `echo $pid|wc -l` -eq 0 ]
     then
       echo "没有找到端口:$1的pid，$second后重试"
       sleep $second
     else
-      echo "端口:$1的pid：`findPortPid $1`"
-      findPortPid $1>pid
+      echo "端口:$1的pid：`$pid`"
+      echo $pid>$1.pid
       break
     fi
   done