--- /dev/null
+#!/bin/bash
+
+# Copyright (c) 2016 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+IDLE_THRESHOLD=3600 # 1 hour
+
+CURR_TIME=$(date +%s)
+for s in /nfs/scratch/*
+do
+ s_time=$(cat $s/start_time)
+ age=$[$CURR_TIME - $s_time]
+ s2=$(basename $s)
+ if [ $age -gt $IDLE_THRESHOLD ]
+ then
+ echo "Simulation $s is older than $IDLE_THRESHOLD seconds (age $age), killing it..."
+ stop-testcase $s2
+ fi
+done