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What is Linux System Administration?

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Amal KM
What is Linux System Administration?

Linus Torvalds and other developers collaborated to create the Linux operating system and kernel. On September 17, 1991, it was first made available. The primary benefit of Linux is that its kernel can be used by programmers to create their own original operating systems because it is distributed under an open-source license. C is the primary programming language used in Linux.


Debian, Knoppix, Ubuntu, and Fedora are some of the most well-known operating systems that use Linux as their kernel. However, there are thousands of operating systems based on Linux that provide users with a wide range of functions, so the list is far from complete.



An Introduction: System Administration in Linux  


A key advantage of computing technology is Linux. Linux is used to power the majority of web servers, mobile devices, personal computers, supercomputers, and cloud servers. A Linux systems administrator's duties include using Linux tools and command-line interface tools to maintain, improve, create user accounts/reports, and take backups of computer systems. Because of its high stability, high security, and open-source environment, Linux powers the majority of computing devices. A Linux system administrator should be aware of and comprehend the following:


  • Linux File Systems
  • File System Hierarchy
  • Controlling the Root/Super User
  • Basic Bash Command
  • Handling File, Directories, and Users



What does a Linux administrator do?


For organizations and institutions that demand a strong IT foundation, System Administration has solidified as a requirement. Therefore, the need for effective Linux administrators is a current necessity. Each organization may have a different job profile because the role may have additional responsibilities and duties. A Linux administrator's responsibilities include the following:


  • Keep up with all web requests, including DNS, RADIUS, Apache, MySQL, and PHP.
  • One of the responsibilities is to regularly back up data, develop new stored procedures, and list backups.
  • Offering great web hosting support, ISP, and LAN Customers on troubleshooting enhanced support issues, along with the analysis and correction of all error logs.
  • He must possess the ability to always interact with the team, suppliers, and clients in a polite, professional manner.
  • Tools for the Linux environment and its users should be improved, maintained, and created.
  • Identifying and resolving service issues, such as login issues and disaster recovery issues.
  • Installing the required security software and systems. working with the data network engineer and other staff members/departments to assess the need for hardware and make recommendations for purchasing.
  • When a server-related issue arises, troubleshoot.



How to Begin a Career as a Linux System Administrator?


  • Installing and using the Linux operating system.
  • Obtain a Linux administration certification.
  • Acquire documentation skills
  • Affiliating with a local Linux users group or community to receive support and assistance


To put it briefly, the primary responsibility of a Linux systems administrator is to oversee tasks like installation, monitoring of hardware and software systems, and backup creation. Additionally, you should be able to articulate your thorough knowledge of technical matters. With a yearly median salary of about INR 3 Lacs and salary increases with more work experience, even entry-level professionals have excellent opportunities for the position of the system administrator. You must research the most recent knowledge and training in the Linux community to gain experience.

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