You can reboot your cloud servers from the control panel.

Select the reboot type: OS Reboot or Server Reboot.

Click Reboot to confirm.
A soft reboot is initiated by the operating system. The server receives a restart command and shuts down gracefully:
After the shutdown process completes, the system starts again.
This is equivalent to running commands such as reboot or shutdown -r now in the terminal.
In most cases, a soft reboot is the recommended option. For example, use it after changing configuration, updating the system or kernel, or as a first step when troubleshooting minor server issues.
A hard reboot is a forced restart performed at the infrastructure level. It does not involve the operating system and is similar to turning the server’s power off and back on.
During a hard reboot, running processes are terminated immediately, and any data stored in memory may be lost. When the system starts again, it may run a filesystem check.
Use a hard reboot only if the server is unresponsive, for example: