diff --git a/core b/core
index 0ac57ded..8abe1393 160000
--- a/core
+++ b/core
@@ -1 +1 @@
-Subproject commit 0ac57dedb105b5db4f0020da54a66b667633b178
+Subproject commit 8abe13934b3ff50e405dffdd168b0910c901fef9
diff --git a/deploy/deploy-peer/src/main/resources/scripts/peer-shutdown.sh b/deploy/deploy-peer/src/main/resources/scripts/peer-shutdown.sh
index cd4c21dc..70ed2ce0 100644
--- a/deploy/deploy-peer/src/main/resources/scripts/peer-shutdown.sh
+++ b/deploy/deploy-peer/src/main/resources/scripts/peer-shutdown.sh
@@ -41,23 +41,29 @@ checkpid() {
 #注意: 在shell编程中，"$?" 表示上一句命令或者一个函数的返回值
 ###################################
 stop() {
-  checkpid
-
-  if [[ $psid -ne 0 ]]; then
-    echo "Stopping Peer ......(pid=$psid) "
-    JAVA_CMD="kill -9 $psid"
-    sleep 1
-    $JAVA_CMD
-    if [[ $? -eq 0 ]]; then
-      echo "[OK]"
+   checkpid
+    if [[ $psid -ne 0 ]]; then
+      echo "Stopping Peer ......(pid=$psid) "
+      JAVA_CMD="kill $psid"
+      sleep 1
+      $JAVA_CMD
+      if [[ $? -eq 0 ]]; then
+        echo "[Kill OK]"
+      else
+          JAVA_CMD="kill -9 $psid"
+          sleep 3
+          $JAVA_CMD
+          if [[ $? -eq 0 ]]; then
+            echo "[Kill -9 OK]"
+          else
+            echo "[failed]"
+          fi
+      fi
     else
-      echo "[Failed]"
+      echo "================================"
+      echo "WARN: Peer is not running"
+      echo "================================"
     fi
-  else
-    echo "================================"
-    echo "WARN: Peer is not running"
-    echo "================================"
-  fi
 }
 
 
diff --git a/libs/bft-smart b/libs/bft-smart
index 1f54435c..33bf1ef1 160000
--- a/libs/bft-smart
+++ b/libs/bft-smart
@@ -1 +1 @@
-Subproject commit 1f54435c5246f436db0a7d7ccae881e377dee53f
+Subproject commit 33bf1ef172d5487590534cfdd2a80d1110ecbd4f