How often does the Linux server restart?

No matter what system, the normal operation of the time to try not to restart, restart only a few cases:

You may need to restart the server only after it has been hit by a flood, upgraded and updated, and the software is recompiled. And also

1. Unable to remotely

2, the application needs to restart the effective

3, hardware maintenance, such as power maintenance, increase memory, etc.

Some of the applications running on the system can be restarted to release resources, and the system or application log is used incrementally to ensure sufficient space for the disk;