🖥️ Introduction to Virtual Machines (VMs) A Virtual Machine is an emulated computer system that runs on top of physical hardware using a piece of software called a hypervisor. 🧱 Key Components: ComponentDescription Host MachineThe physical s...
🖥️ What is an OS and How Does It Work? 🔍 Definition An Operating System (OS) is system software that acts as an intermediary between computer hardware and the user. It manages hardware resources and provides a platform for applications to run. ✅ T...
Have you ever wondered what happens behind the scenes when you launch a virtual machine (VM) or hear tech folks talk about vCPUs, hypervisors, and bare metal servers? Don't worry, you're not alone. In this blog post, we'll break down these terms in e...
🔰 Managing Swap Space Imagine your system has only 2GB of RAM, but an application requires 3GB. Without swap space, this process would fail or crash because there isn’t enough memory available. With swap, however, the OS can shift inactive data into...
Why Use LVM Snapshots? LVM snapshots provide a fast, efficient, and space-saving way to protect your data:✅ Instant rollback & recovery after updates or failures.✅ Space-efficient backups using Copy-on-Write (CoW).✅ Safe testing & development without...
In our previous discussion, we compared the Process Lifecycle to the journey of a dish in a restaurant. Now, let’s dive deeper into a crucial concept that ensures efficient multitasking in an operating system—Context Switching. Imagine a restaurant w...
Efficient process management is key to system stability and performance. Here's a quick guide: 📌 What is a Process? A process is any running task in Linux with a unique PID (Process ID). Managed by the kernel and tracked in /proc. 🔍 Checking & ...
Okay, let's learn enough Operating Systems (OS) for interviews, keeping it super simple! Think of the OS as the manager of your computer. It's like the boss that makes sure everything runs smoothly. Here's what you need to know in bite-sized chunks: ...
Kali Linux: The Ultimate Penetration Testing OS When it comes to ethical hacking and security assessments, Kali Linux is the undisputed leader. Developed by Offensive Security, Kali is a Debian-based OS loaded with over 600 pre-installed security too...
Struggling with disk partitions? Whether you're managing a server, optimizing storage, or setting up cloud infrastructure, mastering disk partitioning is a must-have skill for Linux admins, DevOps engineers, and system architects! 🔥 Storage Type...
