File Creation Operations in the Operating System
14.5 File Creation
14.5.1 The file_create Implementation
When creating a new file, several critical operations must be performed in sequence:
Inode Allocation: Each file requires an inode to track its size, location, and metadata. The process begins by allocating an inode number from the inode bitmap. This involves updating the inode bitmap, ...
Posted on Wed, 29 Jul 2026 16:49:33 +0000 by dnast
Understanding Process Management in Linux: From Von Neumann Architecture to OS Principles
Von Neumann Architecture
Concept of Von Neumann Architecture
The Von Neumann architecture, also known as the Princeton architecture, defines a computer design where program instructions and data share the same memory space. This model was proposed by mathematician John von Neumann, who outlined three fundamental principles for computer construc ...
Posted on Sun, 12 Jul 2026 16:54:00 +0000 by Oldiesmann
Linux Signals: A Complete Guide to Generation, Storage, and Handling
Signal Concepts
Signals in Everyday Life
Traffic lights represent a familiar example of signals. They possess two key characteristics:
We recognize their appearance and understand what each light indicates
We know what action to take when a specific light activates
From this analogy, we derive three fundamental properties:
Recognition: We've ...
Posted on Tue, 30 Jun 2026 16:25:41 +0000 by frosero