For CentOS/RHEL systems, you’ll find the logs at /var/log/messages while for Ubuntu/Debian systems, its logged at /var/log/syslog .

How do I find out why my Linux server rebooted?

3 Answers. You can use ” last ” to check. It shows when was the system rebooted and who were logged-in and logged-out. If your users have to use sudo to reboot the server then yo should be able to find who did it by looking in the relevant log file.

How do you check reboot logs?

This tutorial will show you how to view the date, time, and user details of all shutdown and restart event logs in Windows 7, Windows 8, and Windows 10. Here’s How: 1 Press the Win + R keys to open Run, type eventvwr. msc into Run, and click/tap on OK to open Event Viewer.