What command can you use to review boot messages in Linux ?

 using

#dmesg   or   #dmesg |more  (for page vise view)

The dmesg command displays the system messages contained in the kernel ring buffer. By using this command immediately after booting your computer, you will see the boot messages.

dmesg keeps track of all log messages generated by the system. The boot messages can be viewed using following command

cat /var/log/messages