How To Check Your Mac Reboot History

How To Check Your Mac Reboot History

It is very rare that OS X users reboot their Mac systems. So, most of the time their Macs are not shut down. Thus, for the OS X users, it becomes an exciting thing to know for how much time their Mac is up. Furthermore, if you are a Mac user, you might also be interested to see how many times their system is rebooted. Looks funny, but when you find the details of Mac Reboot History and uptime, you will be astonished. Uptime of computer systems is, for how long the system has been on since it was last restarted or rebooted. One of the significant features of Mac is that unless you have an update or system crash, you won’t go for a reboot.

Mac Reboot History

In case your Mac system shows more uptime, then it means your system has excellent performance. Performance factors such as battery consumption based on the number of processes are running. If you are not working on the system, and you have closed the lid, then all processes hibernate. This scenario saves more battery power; hence the uptime is more, subsequently fewer reboots. In case you do not know how to find your Mac Reboot History or Uptime, this article is for you. We present you the process to find these details. You can work with whichever you feel convenient.

 

Check Your Mac Reboot History Via Command Line

If you want to check your Mac Reboot History, then follow this process.

Mac Reboot History

  • First, open the Terminal.
  • Then type the command ‘last reboot’ in your Mac terminal.

The above sequence of steps will display the information of last reboots. You can find the details such as the dates, times of the last reboots of your Mac machine.

YourMac:~user$ last reboot

reboot ~ Tue Sep 22 12:52

reboot ~ Sun Aug 30 23:17 (You can see it is almost three weeks between two consecutive reboots.)

reboot ~ Sat Aug 29 01:12

reboot ~ Fri Aug 28 22:07

wtmp begins Fri Aug 28 22:07

Finding the Mac Reboot History helps you during troubleshooting. Sometimes, Mac users wish to check how good is their system’s battery power. In such instances also this process helps them.

How To Check Mac Uptime

Apart from finding the Mac Reboot History, the system allows you to find the uptime as well. To find this, we present you two methods: One through Command line, another through System Information.

Method 1: Check Macs Uptime Through Command Line

In case you want to check your Macs uptime, here is the simplest method.

Mac Reboot History

  • Open the Terminal in your Mac system.
  • Type ‘uptime’ in the Terminal. Hit Return Key.

(You can find the Terminal application: /Applications/Utilities)

Though the Screenshot depicts 10days of uptime, there are instances where uptime crosses 100days. System’s uptime varies per machine, which depends on how frequently you reboot or update or shutdown your Mac.

Mac Reboot History

Method 2: Check Macs Uptime Through System Information

Apart from the command line process, you can retrieve the uptime from the System’s Information also. Just follow the procedure as mentioned for you:

Mac Reboot History

  • Firstly, Pulldown Your System’s menu. Then hold down the ‘OPTION’ key.
  • Next, choose ‘System Information.’
  • To find ‘System Software Overview,’ click on Software which you can find on the side menu.
  • You can find the display about ‘Time since boot,’ which provides the information of uptime in days, hours, and minutes.

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