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What do you do if you want to become a kernel developer in Operating Systems?

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The kernel is the core component of an operating system that manages the hardware, memory, processes, and security of the system. Kernel development is a challenging and rewarding field that requires a deep understanding of how operating systems work and how to optimize their performance and reliability. If you want to become a kernel developer, here are some steps you can take to prepare yourself and gain practical experience.

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Adunola S.

Help Desk Analyst || Technical Support Engineer || Network Services Expert || Software & Hardware Support || Security…

1 Learn the basics

Before you dive into the kernel code, you need to have a solid foundation in the fundamentals of operating systems, such as process management, memory management, file systems, interprocess communication, device drivers, and concurrency. You can learn these concepts from textbooks, online courses, or tutorials, but make sure you also practice them by writing your own programs and scripts that interact with the system. You should also be familiar with the C programming language, which is the most widely used language for kernel development, and some assembly language, which is useful for low-level operations.

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Adunola S.

Help Desk Analyst || Technical Support Engineer || Network Services Expert || Software & Hardware Support || Security Specialist.
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Learn about operating system fundamentals through textbooks, online courses, and practical exercises. A good understanding of programming languages, such as C and C++, is also required. The most effective way to gain kernel experience is to work on an open source project or for a company. Get hands-on experience and learn about the kernel by fixing bugs reported by users or developers.

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2 Choose a kernel

There are many different operating systems and kernels available, each with its own features, design, and community. You should choose a kernel that interests you and suits your goals and skills. For example, if you want to work on a popular and widely used system, you might choose Linux, which is open source and has a large and active developer community. If you want to work on a more experimental or niche system, you might choose FreeBSD, which is also open source but has a smaller and more focused community. If you want to work on a proprietary or commercial system, you might choose Windows, which is closed source but has a lot of documentation and resources.

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3 Study the code

Once you have chosen a kernel, you should study its code and architecture to understand how it works and how it is organized. You can download the source code from the official website or repository of the kernel, and use tools like editors, debuggers, compilers, and analyzers to examine and modify it. You should also read the documentation, comments, and manuals that explain the design principles, coding standards, and development processes of the kernel. You should also follow the mailing lists, forums, blogs, and podcasts that discuss the latest issues, updates, and trends in the kernel development.

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4 Fix some bugs

A good way to start contributing to the kernel development is to fix some bugs that are reported by the users or developers of the kernel. You can find these bugs in the bug tracking system or the issue tracker of the kernel, and choose one that matches your skill level and interest. You should then reproduce the bug, find the root cause, write a patch that solves it, and test it on your own system. You should also follow the guidelines and rules for submitting patches to the kernel maintainers, who will review your code and give you feedback or approval.

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Michael Speer
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Fixing some bugs is an excellent way to learn about the kernel. And, working in collaboration with maintainers as you fix some bugs allows one to develop kernel knowledge.

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5 Add some features

Another way to contribute to the kernel development is to add some features that enhance the functionality, performance, or security of the kernel. You can find these features in the feature request system or the roadmap of the kernel, and choose one that matches your skill level and interest. You should then design, implement, and document your feature, and test it on your own system. You should also follow the guidelines and rules for submitting features to the kernel maintainers, who will review your code and give you feedback or approval.

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Michael Speer
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After fixing bugs, adding a feature and maintaining is the next step after fixing bugs. Be willing to have the design for the feature reviewed and adjust according to the feedback.

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6 Network with others

One of the most important aspects of kernel development is networking with other developers, users, and experts who share your passion and knowledge. You can network with them by joining online or offline communities, such as mailing lists, forums, chat rooms, social media, meetups, conferences, and workshops. You can also network with them by collaborating on projects, reviewing code, asking questions, answering questions, giving feedback, and sharing ideas. Networking with others will help you learn new skills, find new opportunities, and build your reputation and credibility in the kernel development field.

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7 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

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What do you do if you want to become a kernel developer in Operating Systems?

1

2

3

4

5

6

7

1 Learn the basics

2 Choose a kernel

3 Study the code

4 Fix some bugs

5 Add some features

6 Network with others

7 Here’s what else to consider

Operating Systems

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What do you do if you want to become a kernel developer in Operating Systems?

1

2

3

4

5

6

7

1 Learn the basics

2 Choose a kernel

3 Study the code

4 Fix some bugs

5 Add some features

6 Network with others

7 Here’s what else to consider

Operating Systems

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