For more information see cron, crontab, and 欲了解更多的信息,请参阅cron8crontab5和
On the offsite server invoke the crontab program with the edit 在离线的服务器上使用edit(
Line in the normal crontab 这可以利用在crontab中的
A crontab line contains two main sections, a time schedule section followed by a command section 一个crontab行包括两个主要部分,时间表部分和后面的命令部分。
When a crontab command is run, this crontab runs it with / bin / sh and sets up only three environment variables : user, home, and shell 这与命令行运行不太一样,所以应该是缺少必要的环境变量。
When a crontab command is run, this crontab runs it with / bin / sh and sets up only three environment variables : user, home, and shell 这与命令行运行不太一样,所以应该是缺少必要的环境变量。
In brief, those are : user management, better file editing the only cfengine feature i would improve in cfengine itself as well, crontab management, and dynamically executed perl code 简要地说,它们包括:用户管理、更好的文件编辑(这是唯一一个我还将在cfengine自身中改进的特性)、crontab管理和动态执行的perl代码。