This video explains the architecture of Linux, detailing the difference between the user space and kernel space. It shows how to set the default kernel for your system. The demonstration was performed on an Oracle Linux 8 system but the commands will also work on later Oracle Linux versions.

00:00 Linux architecture layers
00:24 Kernel and User space
01:14 Separate spaces for better stability
01:33 The Shell
01:54 System Calls
03:00 List the current kernel version
03:40 List all available kernels
04:08 Change the default kernel


For additional videos on Oracle Linux:
www.oracle.com/goto/oraclelinuxlearning

For Oracle Linux documentation:
docs.oracle.com/en/operating-systems/oracle-linux/
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