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Script for vacuum,analyze and reindexing the postgresql database

1.Script for vacuum,analyze and Reindexing  the database

cat /home/script/vaccum_analyze_reindex.sh
#!/bin/bash
PGHOME=/opt/PostgreSQL/9.3/bin
LOG=/backups/logs/igr-vac-logs
LOGFILE=vacuum_analyze_`date +"%Y-%m-%d-%T"`.log
REINDEXLOG=reindex_`date +"%Y-%m-%d-%T"`.log
export PGOPTIONS='-c vacuum_cost_delay=10 -c maintenance_work_mem=5GB'
export PGPASSWORD=postgres
$PGHOME/vacuumdb -d db_name -j 5 -p 5432 -z >> $LOG/$LOGFILE 2>> $LOG/$LOGFILE
$PGHOME/reindexdb -d db_name -p 5432 >> $LOG/$REINDEXLOG 2>> $LOG/$REINDEXLOG
exit 0
2.vacuum,analyze and Reindex  script sheduling on crontab everyday night at 10.pm
Befere scheduling crontjob check the current date becouse some server will running with wrong time that is what am telling check date and time before scheduling crontjob

To get date and time in Linux issue following command

$ date
To scheduling crontjob issue crontab -e command
crontab -e
0 22 * * * sh /home/script/vaccum_analyze_reindex.sh

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