Boot time
Boot speed matters a lot in the case of operating systems, and problems often arise during booting. The application that one chooses to be configured on the system start-up dictates the boot speed of Linux based systems.
Some applications are not useful for the average user. Often, these applications reduce the boot time of the system. Set these applications on a manual mode, which means they will not be starting up at the boot time. The default boot time of the system is approximately one minute, which is shown in Figure 9. If you need these applications, start them manually from the command line. The unnecessary applications are: Bluetooth Cups and Cups-browser Console irqbalance cron, etc