-bash: crontab: command not found ubuntu问题 Wednesday, May 15, 2019 | 1 minute read | Updated at Wednesday, May 15, 2019 @ vpslala 真的是醉了，竟然有些发行版的Linux系统镜像没有安装crontab, 执行命令就会出现-bash: crontab: command not found ubuntu问题 安装crontab 即可 sudo apt-get install cron