On-off type of graphs

Hello,

Is there a way I can get a on-off type of graph? What I need is to visualize in time when an alarm is fired and when it is cleared from our systems. Something like this:

Systemd’s bootchart is something similar to what I need:

Any suggestions are greatly appreciated. Thanks!

Best regards,
Sakis

This plugin can serve

Woow! That seems like it could really help.

Thanks a lot for pointing it out!