@reboot Run once, at startup.@yearly Run once a year, "0 0 1 1 *".@annually (same as @yearly)@monthly Run once a month, "0 0 1 * *".@weekly Run once a week, "0 0 * * 0".@daily Run once a day, "0 0 * * *".@midnight (same as @daily)@hour...
Twice an hour (0,30 * * * *) Once an hour (0 * * * *) Twice a day (0 0,12 * * *) Once a day (0 0 * * *) Once a week (0 0 * * 0) 1st and 15th (0 0 1,15 * *) Once a month (0 0 1 * *) Once a year (0 0 1 1 *) 1. 2. 3. 4. 5. 6. 7....
Once a day (0 0 * * *) Once a week (0 0 * * 0) 1st and 15th (0 0 1,15 * *) Once a month (0 0 1 * *) Once a year (0 0 1 1 *) 5 * * * * ls > /var/log.txt 指定每小时的第5分钟执行一次ls命令,并将结果保存到/var/log.txt文件 305 * * * ls 指定每天的5:...
除了上面的表达式之外,还有类似编程语法中的语法糖,更加直白一点 @rebootRun once, at startup.@yearlyRun once a year,"0 0 1 1 *".@annually(same as@yearly)@monthlyRun once a month,"0 0 1 * *".@weeklyRun once a week,"0 0 * * 0".@dailyRun once a day,"0 0 * * *".@midnight(...
"0 0 1 * *".@weekly Run once a week, "0 0 * * 0".@daily Run once a day, "0 0 * * *".@midnight (same as @daily)@hourly Run once an hour, "0 * * * *".3 以上几条命令看起来并不难理解，其他几个用处不大，倒是@reboot感觉非常实用，比写到rc.local里更方便好用。
Once a day (0 0 * * *) Once a week (0 0 * * 0) 1st and 15th (0 0 1,15 * *) Once a month (0 0 1 * *) Once a year (0 0 1 1 *) Linux代码 5 * * * * ls > /var/log.txt 指定每小时的第5分钟执行一次ls命令,并将结果保存到/var/log.txt文件 ...
@reboot Run once, at startup. @yearly Run once a year, "0 0 1 1 *". @annually (same as @yearly) @monthly Run once a month, "0 0 1 * *". @weekly Run once a week, "0 0 * * 0". @daily Run once a day, "0 0 * * *". ...
once a day every night every day at 1am every day at 2am every day 8am every morning every midnight every day at midnight every night at midnight every sunday every monday every tuesday every wednesday every thursday every friday every friday at midnight ...
@weekly Run once a week, "0 0 * * 0". @daily Run once a day, "0 0 * * *". @midnight (same as @daily) @hourly Run once an hour, "0 * * * *". 2.7、每10秒运行一次: 三、通过salt来管理crontab: 新增一条记录: salt -L '*' cron.set_job yarn '10' '9' '1' '*' '...
Run a job once an hour, once a day, once a week, once a month, or once a year • Run a job on a specific day of the week • Run a job on a specific day of the month • Run a job with repetitions at specific intervals, e.g., every hour, every day, etc. ...