3 if [[ -s /srv/mysql/master.info ]]; then
4 NEWBF=/srv/backup/daily/sql.mit.edu_`date +%m-%d-%Y`.sql.gz
5 /usr/bin/mysqldump -umit-backup -efqQK --all-databases | gzip > $NEWBF
6 if [[ -s $NEWBF && `ls /srv/backup/daily/ | wc -l` -ge 4 ]]; then
7 rm -f /srv/backup/daily/`ls -t /srv/backup/daily/ | tail -n1`