Linux Essential Commands | Learn Linux for DevOps, Cloud & Application Support

Описание: Welcome to Codebit360!
In this video, we’ll cover the most important Linux Essential Commands that every IT professional must know. This session is designed to help you master Linux for roles like DevOps Engineer, System Administrator, Cloud Engineer, and Application Support Engineer.

Whether you're a beginner or preparing for interviews, this guide covers real-time commands, explanations, and hands-on examples — everything you need to understand Linux deeply.


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⚙️ What You’ll Learn in This Video

🧩 1. File & Directory Management

Learn how to create, move, copy, delete, and search files efficiently using commands like:
ls, cd, pwd, cp, mv, rm, mkdir, find, locate, and more.

📄 2. File Viewing & Editing

Master file content management using:
cat, more, less, head, tail, nano, vim, grep, awk, sed.

⚙️ 3. Process Management

Monitor and control running processes using:
ps, top, htop, kill, nice, bg, fg, jobs.

💽 4. Disk & Storage Management

Manage disks and partitions using:
df, du, mount, umount, lsblk, fdisk, fsck.

🌐 5. Networking Commands

Connect and troubleshoot with:
ping, ip, netstat, ss, scp, ssh, curl, wget, ftp.

👥 6. User & Group Management

Manage user access with:
useradd, usermod, passwd, whoami, groups, chage.

📊 7. System Information & Monitoring

Check your system’s performance with:
uname, hostname, free, uptime, lscpu, vmstat, dmesg.

🗜️ 8. Archiving & Compression

Compress or extract files using:
tar, zip, unzip, gzip, bzip2, xz.

📦 9. Package Management

Install or remove software easily:
apt, yum, dnf, rpm, dpkg, systemctl.

⏰ 10. Scheduling Tasks

Automate repetitive work with:
cron, crontab, at, sleep.

🔒 11. File Permissions & Security

Secure your system using:
chmod, chown, chgrp, sudo, setfacl, umask.

💾 12. Backup & Restore

Use tools like:
rsync, cpio, dd to back up and restore systems.

🧠 13. System Diagnostics & Troubleshooting

Debug and trace problems with:
journalctl, strace, lsof, iostat, vmstat, htop.

🐳 14. Containerization & Orchestration

Work with containers using:
docker, kubectl, and helm commands.

⚙️ 15. Automation & Configuration

Automate IT operations using:
ansible, terraform, and puppet.

🚀 16. CI/CD & Cloud Services

Integrate DevOps pipelines with:
jenkins, gitlab-runner, github actions, and manage cloud resources using:
aws, az, and gcloud.

📈 17. Monitoring & Logging Tools

Track system metrics using:
prometheus, grafana, and ELK stack (Elasticsearch, Logstash, Kibana).

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💼 Why Linux is Important

Linux is used in 90% of servers, cloud platforms, and DevOps tools.

It’s the foundation for AWS, Azure, Docker, Kubernetes, and Ansible.

Most IT job roles require strong Linux skills.

Mastering Linux helps you in automation, deployment, and production support.

Your coding success story starts here!

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#CareerGrowth #SoftwareDeveloper #TechEducation

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