Process Scheduling Algorithms
A comprehensive guide to CPU scheduling algorithms including FCFS, SJF, Round Robin, Priority scheduling, and multi-level feedback queues.
Posts in technical
Process Scheduling
Understanding OS schedulers, scheduling algorithms, and the critical mechanism of context switching that enables multiprogramming.
Readers-Writer Locks
Shared vs exclusive access, read-preferring vs write-preferring variants
Real-Time Operating Systems
Understand RTOS concepts, scheduling guarantees, latency bounds, and the PREEMPT_RT patch for achieving real-time Linux.
SELinux & AppArmor
Mandatory Access Control (MAC), security policies, and label-based enforcement in Linux
Semaphores & Condition Variables
Counting semaphores, producer-consumer problem, and CV signaling
Shared Memory
Learn about mmap, shmget/shmat, memory-mapped I/O, and the cache coherence challenges that come with zero-copy inter-process communication.
Signals
Learn about signal handling, signal masks, sigaction, and async notifications between processes in Unix/Linux systems.
Sockets & Network IPC
Learn about Unix domain sockets, TCP/UDP sockets for local and network IPC, socket pairs, and advanced socket options for high-performance inter-process communication.
System Call Security
Syscall filtering, seccomp, capability-based security, and least privilege in Linux