Linux kernel versions

In the previous two articles, we looked at the features of the Linux kernel, its architecture, and the tasks it performs. It is also important to know that there are certain versions of the kernel that have certain differences between them. Next we will tell you about these differences. It will be interesting.

Linux kernel versions

The versions of the Linux operating system kernel can be summarized as follows: versions A-B-C-D, where:

• A - first of all it was in the plans that A will be able to increase the number after a significant revision of the kernel, but at the moment after the necessary number of edits and innovations performed on average 2 times in 10 years;
• B is a revision, updated every 2-3 months. Some have long-term support. The last such kernel was the 5.10 update. Each revision has a substantial list of changes, first of all all they are checked by the tester;
• C and D - in the kernel code perform the task of a bug checker. C increases when drivers have been updated, and D increases when the next security patch has been released. These numbers can be modified on a daily basis.

The obvious question is how to find out the kernel version? It can be done very simply. It is necessary to use the command.

This command is as follows:

$ uname -r

Simply put, the kernel acts as a working tool, and its purposes can be any - launching a terminal and so on.