Essential Linux Commands for DevOps: Navigating the Path to Efficiency and Automation πŸš€πŸ’» | Day 2 of 90 Days of DevOps Journey


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Essential Linux Commands for DevOps: Navigating the Path to Efficiency and Automation πŸš€πŸ’» | Day 2 of  90 Days of DevOps Journey


Welcome to my DevOps learning journey! In today's blog, we will dive into the world of essential Linux commands, a powerful toolbox for DevOps practitioners. These commands will empower you to navigate the file system, perform file operations, work with directories, view file content, manage processes, handle networking, and streamline package management. Let's unlock the secrets and enhance our DevOps skills together!

Essential Linux Commands for DevOps

  1. Navigating the File System πŸ—ΊοΈ

    • cd: Change directory

    • pwd: Print working directory

  2. File Operations πŸ“‚

    • ls: List files and directories

    • cp: Copy files and directories

    • mv: Move or rename files and directories

    • rm: Remove files and directories

  3. Working with Directories πŸ“

    • mkdir: Create directories

    • rmdir: Remove directories

  4. Viewing File Content πŸ‘€

    • cat: Concatenate and display file content

    • less: View file content interactively

    • head: Display the beginning of a file

    • tail: Display the end of a file

  5. Process Management πŸ”„

    • ps: Display running processes

    • kill: Terminate processes

    • top: Monitor system processes in real-time

  6. Networking and Connectivity 🌐

    • ping: Check network connectivity

    • ifconfig: Display network interface information

    • ssh: Securely connect to remote servers

  7. Package Management πŸ“¦

    • apt: Package management for Debian-based systems

    • yum: Package management for Red Hat-based systems

Day 2 Tasks and Command Line Outputs

  1. Check your present working directory

    • Command: pwd

      The pwd command allows you to check and display the current directory you are in. It helps you keep track of your location within the file system

    • Output

  2. List all the files or directories, including hidden files

    • Command: ls -a

      The ls command lists the files and directories in the current directory. By adding the -a option, it also displays hidden files and directories that are typically not visible.

    • Output:

  3. Create a nested directory A/B/C/D/E

    • Command: mkdir -p A/B/C/D/E

      The mkdir command is used to create directories. Adding the -p option allows you to create nested directories in a single command. In this example, it creates a nested directory structure with directories A, B, C, D, and E.

    • Output:


Linux commands are a vital toolkit for any DevOps practitioner, enabling efficient navigation, file management, process handling, networking, and package management. By mastering these essential commands, you'll gain the power to streamline your workflows, automate repetitive tasks, and optimize your DevOps practices.

As we continue our DevOps journey, remember to practice these commands, explore their functionalities, and discover new ways to leverage them in your daily work. Stay tuned for more updates and practical insights throughout our 90 Days of DevOps adventure.

Let's embrace the power of Linux commands, enhance our efficiency, and propel our DevOps skills to new heights. Together, we can revolutionize the way we work, drive innovation, and create a brighter future in the world of technology.

Join me in this exciting DevOps revolution, and let's make every command count!

#DevOpsRevolution #LinuxCommands #Efficiency #Automation #TechSkills #LearningCommunity #90DaysOfDevOps

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