[CentOS] Running a command at startup

> Date: Wednesday, December 12, 2018 20:25:48 -0500
> From: Robert Moskowitz <rgm at htt-consult.com>
> 
> 
> On 12/12/18 7:11 PM, Leroy Tennison wrote:
>> Does your version of CentOS have the @reboot crontab option?  If
>> it does this is probably easier unless you want to learn how to
>> write systemd files.
> 
> CentOS 7.6.  I will have to google @reboot...


see: man -S5 crontab  -- the "extensions" section.