Systems Programming – Kernel Crash vs User-space Process Crash
thelinuxchannel A crash in User-space process (say something like segmentation fault) happens just in process virtual memory address space vs a crash in Kernel space (such as Linux Kernel which is…
May 2024
Linux Kernel Tasklets – Big-Picture vs User-Space Threads (pthreads)
Linux Kernel Tasklets and Work queues are somewhat similar to user-space process threads in terms of the functionality and of course not in terms of its operation or its internal…
Kernel customization via make menuconfig – Linux Kernel Compilation (or a Kernel Build)
Here is a detailed YouTube video on Linux Kernel custom compilation and customization via make menuconfig interface
Smart NIC Cards
NIC Cards (Network Interface Cards) traditionally contain controller chip which takes care of the core aspects, such as packet reception, buffering (till they are read by OS device drivers), etc.…
What is a Linux Kernel Module – a Big Picture
Learning Linux Kernel Programming is always fascinating and yet challenging. So generally you may tend to learn Kernel Module programming, since such a module can be dynamically plugged into running…
Layer-2 (L2) Multicast Frame Deep Analysis
When you learn networking and network software programming, you learn various aspects of networking. Along with datacom concepts such as network switches, routers and so on. As you learn Ethernet…
Slow RGB LED Fade via Arduino UNO
Here is an interesting YouTube video in which I explain how you can interface a simple RGB LED module to Arduino UNO and you can cycle them slow fade from…