diff --git a/script/gs_om b/script/gs_om
index 578d65f..e93fc74 100644
--- a/script/gs_om
+++ b/script/gs_om
@@ -38,6 +38,7 @@ from gspylib.common.VersionInfo import VersionInfo
 # action type
 ACTION_START = "start"
 ACTION_STOP = "stop"
+ACTION_RESTART = "restart"
 ACTION_STATUS = "status"
 ACTION_REBUID = "generateconf"
 ACTION_CERT = "cert"
@@ -124,6 +125,8 @@ Usage:
                    [--security-mode=MODE] [-l LOGFILE]
     gs_om -t stop [-h HOSTNAME] [-D dataDir]  [--time-out=SECS] [-m MODE]
                   [-l LOGFILE]
+    gs_om -t restart [-h HOSTNAME] [-D dataDir] [--time-out=SECS]
+                   [--security-mode=MODE] [-l LOGFILE] [-m MODE]
     gs_om -t status [-h HOSTNAME] [-o OUTPUT] [--detail] [--all] [-l LOGFILE]
     gs_om -t generateconf -X XMLFILE [--distribute] [-l LOGFILE]
     gs_om -t cert [--cert-file=CERTFILE | --rollback] [-L] [-l LOGFILE]
@@ -478,6 +481,8 @@ Install options:
             self.checkStartParameter()
         elif (self.g_opts.action == ACTION_STOP):
             self.checkStopParameter()
+        elif (self.g_opts.action == ACTION_RESTART):
+            pass
         elif (self.g_opts.action == ACTION_STATUS):
             self.checkOutFileParameter()
         elif (self.g_opts.action == ACTION_REBUID):
@@ -714,6 +719,7 @@ def main():
 
         if (manager.g_opts.action not in [ACTION_START,
                                           ACTION_STOP,
+                                          ACTION_RESTART,
                                           ACTION_STATUS,
                                           ACTION_REBUID,
                                           ACTION_CERT,
@@ -733,6 +739,8 @@ def main():
             impl.doStart()
         elif (manager.g_opts.action == ACTION_STOP):
             impl.doStop()
+        elif (manager.g_opts.action == ACTION_RESTART):
+            impl.doStop(), impl.doStart()
         elif (manager.g_opts.action == ACTION_STATUS):
             impl.doStatus()
         elif (manager.g_opts.action == ACTION_REBUID):
diff --git a/script/gspylib/common/ParameterParsecheck.py b/script/gspylib/common/ParameterParsecheck.py
index 2e78b04..028062f 100644
--- a/script/gspylib/common/ParameterParsecheck.py
+++ b/script/gspylib/common/ParameterParsecheck.py
@@ -104,6 +104,9 @@ gs_om_start = ["-t:", "-?", "--help", "-V", "--version", "-h:", "-I:",
                "--security-mode="]
 gs_om_stop = ["-t:", "-?", "--help", "-V", "--version", "-h:", "-I:", "-m:",
               "--az=", "-l:", "--mode=", "--nodeId=", "--time-out=", "-D:"]
+gs_om_restart=  ["-t:", "-?", "--help", "-V", "--version", "-h:", "-I:",
+               "--time-out=", "--az=", "-l:", "--nodeId=", "-D:",
+               "--security-mode="]
 gs_om_view = ["-t:", "-?", "--help", "-V", "--version", "-o:", "-l:"]
 gs_om_query = ["-t:", "-?", "--help", "-V", "--version", "-o:", "-l:"]
 gs_om_status = ["-t:", "-?", "--help", "-V", "--version", "-h:", "-o:",
@@ -146,6 +149,7 @@ ParameterDict = {"preinstall": gs_preinstall,
                  "auto_rollback": gs_upgradectl_auto_rollback,
                  "start": gs_om_start,
                  "stop": gs_om_stop,
+                 "restart": gs_om_restart,
                  "status": gs_om_status,
                  "generateconf": gs_om_generateconf,
                  "cert": gs_om_cert,
@@ -166,7 +170,7 @@ ParameterDict = {"preinstall": gs_preinstall,
 special_list = ["gs_om", "backup", "upgradectl"]
 
 # The -t parameter list
-action_om = ["start", "stop", "status", "generateconf", "kerberos",
+action_om = ["start", "stop", "status", "restart","generateconf", "kerberos",
              "cert", "view", "query", "refreshconf"]
 action_upgradectl = ["chose-strategy", "auto-upgrade", "auto-rollback",
                      "commit-upgrade"]