What is an Operating System?
An operating system is a layer of software residing above hardware, hiding intricate details and providing an easy to use virtual machine.
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April 23, 2024
Process synchronization
The problem of synchronizing multiple concurrent processes is explained and a solution is provided with an example program.
February 10, 2023
Dining philosophers problem
The dining philosophers problem is about deadlock in concurrent systems. The dining philosophers problem is explained with example programs.
August 30, 2021
POSIX Threads Synchronization in C
POSIX threads, or pthreads, provide multiple flows of execution within a process. pthreads synchronization is explained with example program.
October 3, 2018
POSIX Semaphores in Linux
POSIX semaphores provide a mechanism for interprocess synchronization. POSIX named and unnamed semaphores are explained with example programs.
October 3, 2018
System V Semaphores in Linux
System V semaphores provide a mechanism for process synchronization. System V semaphores and associated system calls are explained.
October 2, 2018
Semaphore Basics
Semaphores provide a mechanism for synchronizing processes and threads. The basics of semaphores are explained with examples.
October 2, 2018
Synchronizing Files Between Multiple Computers Using Unison
Unison is a file synchronization tool. It synchronizes directory trees on two hosts both ways, so that the files at both ends are the latest.
September 27, 2018
rsync
rsync is a file synchronization tool for making that the destination files become an exact replica of corresponding files at the source.
September 22, 2018