#!/bin/bash
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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.
#

LOG_FILE=logs/top.log

# Reset counters
iostat >> /dev/null
sar -n DEV 1 1  >> /dev/null

# Save IO, CPU and Network snapshot to a log file.
while (sleep 7)
do
	echo "---------------------------------------------" >> ${LOG_FILE}
	date >> ${LOG_FILE}
	echo >> ${LOG_FILE}
	iostat -y 1 1 >> ${LOG_FILE}
	top -n 1 -b | head -11 | tail -6 >> ${LOG_FILE}
	sar -n DEV 1 1 >> ${LOG_FILE}
done;