How to reboot an IBM AIX server, RHEL Server, and Solaris host ?

Today we will see how to reboot an AIX server, a RHEL server, and a Solaris box.

Lets have a look at it one by one.

I. Rebooting IBM AIX
Shutdown the system with force(-f flag), and after shutdown restart it(-r Flag).

# shutdown -Fr now

 

II. Rebooting RHEL Server

### For both RHEL 6, 7, and 8
# init 6   
or,
# reboot     ### forceful reboot without waiting for init Shutdown scripts to complete.
or,
# shutdown -r now

### OR For RHEL 7 and 8
# systemctl reboot
# systemctl --no-wall reboot     ### With no broadcast message
# systemctl --message="System update" reboot   ### with customized broadcast message

 

III. Rebooting Solaris Server

# init 6
or,
# reboot
or,
# reboot -f    #### In case of SPARC systems

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