Linux command
crond 命令
文本
复制后可按需替换文件名、目录或参数。
常用示例
Example
crond
Example
crond -n
Example
crond -s
Example
crond -p
Example
crond -P
Example
crond -c
说明
crond is a daemon that executes scheduled commands from crontab files. It starts automatically at boot and checks crontab files for jobs that need to run each minute. It monitors /var/spool/cron/crontabs (user crontabs), /etc/crontab (system crontab), and /etc/cron.d/ (system cronjobs).
参数
- -n
- Run in foreground (useful for init systems)
- -s
- Send job output to syslog instead of email
- -m COMMAND
- Specify custom mail command or disable with "off"
- -p
- Override default limitations and accept custom crontabs
- -P
- Inherit PATH from environment instead of setting default
- -c
- Enable clustering support for shared crontabs
- -h
- Display help information
- -V
- Display version number
FAQ
What is the crond command used for?
crond is a daemon that executes scheduled commands from crontab files. It starts automatically at boot and checks crontab files for jobs that need to run each minute. It monitors /var/spool/cron/crontabs (user crontabs), /etc/crontab (system crontab), and /etc/cron.d/ (system cronjobs).
How do I run a basic crond example?
Run `crond` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does -n do in crond?
Run in foreground (useful for init systems)