Author name: Anamika

DEMYSTIFYING CONTAINER PROFILING WITH EBPF: A BEGINNER’S GUIDE

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In the digital realm, two mighty buzzwords often flutter around: Containers and Profiling. Let’s navigate through the jungle of these tech notions, heading towards a tool that’s been gaining traction: eBPF. Imagine our technological operations as a bustling city. Containers are like individual apartments where specific software lives, and profiling is our method to check …

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🚀 DEMYSTIFYING KERNEL PANIC: A DEEP DIVE INTO A CRITICAL SYSTEM STATE 🚀

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In the realm of operating systems, a Kernel Panic stands as a monument to critical system distress, acting as a final line of defense against system compromise and data loss 🛡️. In this article, we’ll navigate through the intricate tapestry of Kernel Panic, exploring its reasons, manifestations, and possible configurations for system reboot. 🧠 Understanding …

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Diving Deep into dump_stack() in Linux Kernel Development! 🧠

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Greetings, Kernel Enthusiasts! 🌟 Today, let’s unravel the mysteries of the dump_stack() function, a powerful debugging tool in the world of Linux Kernel Development. This function plays a pivotal role in the diagnostic process of kernel modules, allowing developers to navigate through the intricate layers of function calls and pinpoint inaccuracies or unexpected behaviors. 🕵️‍♂️ …

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Unraveling the Essence of KBUILD_MODNAME in Kernel Development 🌐👩‍💻

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Greetings, fellow tech enthusiasts and kernel developers! 🌟 Today, let’s dive deep into a kernel development concept that, though seemingly subtle, plays a pivotal role in our journey through Linux kernel modules: the KBUILD_MODNAME macro. This nimble macro is like the unsung hero of kernel module debugging! 🦸‍♂️ What’s in the Name? KBUILD_MODNAME 🧩 KBUILD_MODNAME …

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Kernel Printk: A Journey Through Linux Logging! 🐧

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Greetings, Tech Enthusiasts! Let’s embark on a fascinating expedition into the universe of Linux Kernel Logging. We’ll unravel its intricacies, divulge its secrets, and share a few chuckles along the way! Unlocking LOG_BUF_LEN LOG_BUF_LEN is more than just a kernel configuration parameter; it’s the keeper of the kernel’s log buffer, the ring buffer to be …

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Linux Kernel Module Stacking and modprobe: A Dive into Kernel Modularity and Dependencies

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🚀 Understanding Module Stacking in the Linux Kernel   At the heart of the Linux kernel lies an intriguing concept: module stacking. This principle allows one kernel module to “stand on the shoulders” of another, utilizing functionalities like symbols, functions, and variables that the latter exports. Instead of redundantly rewriting code, modules can efficiently leverage …

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Decoding the Linux Kernel: Symbols, Tables, and Puzzles!

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Ever wondered about the magic behind the Linux kernel’s symbols and tables? Let’s embark on this fun-filled journey to uncover the mystery! And don’t miss the Curiosity Corner for some intriguing tidbits!   📘 Understanding Symbols: Within the programming sphere, a symbol is like a label that points to either a data storage space (think …

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Understanding the Interaction: sysfs, udev, and Character Device Drivers

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Introduction: In the complex world of Linux, understanding device management is paramount. Central to this understanding are three key components: sysfs, udev, and Character Device Drivers. While technical documentation dives deep into each component, let’s first create a simpler, more intuitive overview. By the end of this blog, you’ll have a clear picture of how …

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Unlocking the Magic of Linux Kernel Modules: Dive Deep with Dynamic Major Numbers! 🚀🐧

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Hey there, tech enthusiast! If you’re like me, you get a kick out of demystifying the black box we call the Linux Kernel. Today, we’re diving into the sea of major and minor numbers, with a spotlight on dynamic allocation. Fasten your seatbelts, and let’s ride the Kernel coaster! 🎢   Kernel’s Secret Address Book: …

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