crontab to monitor sar

crontab -e

59 23 * * * /software/oracle/oracle/.scripts/monitor/sar/sar_monitor.sh

sar_monitor.sh

WORK_DIR=/software/oracle/oracle/.scripts/monitor/sar
RUN_DATE=`date +"%Y%m%d"_"%H%M%S"`
DELIMITER="================="

#swap
echo ${DELIMITER} >> ${WORK_DIR}/sar_swap_usage.txt
echo "Run Date: ${RUN_DATE}" >> ${WORK_DIR}/sar_swap_usage.txt
sar -S >> ${WORK_DIR}/sar_swap_usage.txt

#memory
echo ${DELIMITER} >> ${WORK_DIR}/sar_memory_usage.txt
echo "Run Date: ${RUN_DATE}" >> ${WORK_DIR}/sar_memory_usage.txt
sar -r >> ${WORK_DIR}/sar_memory_usage.txt

#cpu
echo ${DELIMITER} >> ${WORK_DIR}/sar_cpu_usage.txt
echo "Run Date: ${RUN_DATE}" >> ${WORK_DIR}/sar_cpu_usage.txt
sar -p >> ${WORK_DIR}/sar_cpu_usage.txt