downtimed software package provides monitor of downtime, shutdown, and crashes, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install downtimed
downtimed is installed in your system.
Make ensure the downtimed package were installed using the commands given below,
$ sudo dpkg-query -l | grep downtimed *
You will get with downtimed package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Administration Utilities |
| Package | downtimed |
| Version | 0.6-4+b1 [s390x], 0.6-4 [amd64 |
| Description | monitor of downtime, shutdown, and crashes |
| Sub Section | admin |