diff --git a/cmd/Open-IM-SDK-Core b/cmd/Open-IM-SDK-Core
index 7b66c0ab7..650b201aa 160000
--- a/cmd/Open-IM-SDK-Core
+++ b/cmd/Open-IM-SDK-Core
@@ -1 +1 @@
-Subproject commit 7b66c0ab78be494ce2cfe23de37543dd11c2d354
+Subproject commit 650b201aa792c30261ddc94be07b809e67238b78
diff --git a/script/env_check.sh b/script/env_check.sh
index a3a9857f6..2d81390f7 100644
--- a/script/env_check.sh
+++ b/script/env_check.sh
@@ -1,12 +1,36 @@
 #!/usr/bin/env bash
 source ./style_info.cfg
-echo -e "check environment......................................."
 
+echo -e "check login user........................................"
+user=`whoami`
+if [ $user == "root" ] ; then
+        echo -e ${GREEN_PREFIX} "ok: login user is root" ${COLOR_SUFFIX}
+else
+        echo -e ${RED_PREFIX}"Warning: The current user is not root "${COLOR_SUFFIX}
+fi
+
+
+
+echo -e "check docker............................................"
+docker_running=`systemctl status docker | grep running |  grep active | wc -l`
+
+docker_version=`docker-compose -v; docker -v`
+
+if [ $docker_running -gt 0 ]; then
+	echo -e ${GREEN_PREFIX} "ok: docker is running"   ${COLOR_SUFFIX}
+	echo -e ${GREEN_PREFIX}  $docker_version ${COLOR_SUFFIX}
+
+else
+	echo -e ${RED_PREFIX}"docker not running"${COLOR_SUFFIX}
+fi
+
+
+echo -e "check environment......................................."
 SYSTEM=`uname -s`
 if [ $SYSTEM != "Linux" ] ; then
         echo -e ${RED_PREFIX}"Warning: Currently only Linux is supported"${COLOR_SUFFIX}
 else
-        echo -e ${GREEN_PREFIX} "Linux system is ok"${COLOR_SUFFIX}
+        echo -e ${GREEN_PREFIX} "ok: system is linux"${COLOR_SUFFIX}
 fi
 
 echo -e "check memory............................................"
@@ -15,5 +39,5 @@ if [ $available -lt 2000 ] ; then
         echo -e ${RED_PREFIX}"Warning: Your memory not enough, available is: " "$available"m${COLOR_SUFFIX}"\c"
         echo -e ${RED_PREFIX}", must be greater than 2000m"${COLOR_SUFFIX}
 else
-        echo -e ${GREEN_PREFIX} "Memory is ok, available is: "$available"m${COLOR_SUFFIX}"
+        echo -e ${GREEN_PREFIX} "ok: available memory is: "$available"m${COLOR_SUFFIX}"
 fi