关于crontab:77centos-定时任务crontab
crontab -e# For details see man 4 crontabs # Example of job definition:# .---------------- minute (0 - 59)# | .------------- hour (0 - 23)# | | .---------- day of month (1 - 31)# | | | .------- month (1 - 12) OR jan,feb,mar,apr ...# | | | | .---- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat# | | | | |# * * * * * user-name command to be executed #每60分种执行# */60 * * * * root /root/java/test1.sh#每天1点20分 执行# 20 1 * * * root /root/java/test2.sh#文件最初肯定要留一个空行,不然命名:crontab /etc/crontab会报错重启服务: ...