diff --git a/scripts/start.sh b/scripts/start.sh
deleted file mode 100755
index a5f33b7..0000000
--- a/scripts/start.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/sh
-cjserver -c /etc/CppJieba/server.conf -k start >> /dev/null 2>&1 
-if [ $? -ne 0 ]; then
-    echo "start failed."
-    exit 1
-fi
-echo "start ok."
diff --git a/scripts/stop.sh b/scripts/stop.sh
deleted file mode 100755
index 0a90260..0000000
--- a/scripts/stop.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/sh
-cjserver -c /etc/CppJieba/server.conf -k stop
-if [ $? -ne 0 ]; then
-    echo "stop failed."
-    exit 1
-fi
-echo "stop ok."
diff --git a/src/server.cpp b/src/server.cpp
index 275f5bd..d9b0b25 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -50,7 +50,6 @@ bool run(int argc, char** argv)
     }
     unsigned int port = 0;
     unsigned int threadNum = 0; 
-    string pidFile;
     string dictPath;
     string modelPath;
     string val;
@@ -66,11 +65,6 @@ bool run(int argc, char** argv)
         return false;
     }
     threadNum = atoi(val.c_str());
-    if(!conf.get("pid_file", pidFile))
-    {
-        LogFatal("conf get pid_file failed.");
-        return false;
-    }
 
     if(!conf.get("dict_path", dictPath))
     {