Brief: This article gives a breakdown of the Linux File System/directory structure, some of the critical files, their usability, and their location. You must have probably heard thateverything is considered a filein UNIX and UNIX derivatives such as Linux. If not a file, then it must be a...
A conceptual understanding of file system, especially data structure and related terms will help you become a successful system administrator. I have seen many new Linux system administrator without any clue about file system. The conceptual knowledge can be applied to restore file system in an emer...
It should come as no surprise that Linux has its own file structure that is different from Windows in terms of where data is stored and also the underlying technology.doi:10.1007/978-1-4302-0297-4_14Shashank SharmaKeir ThomasApress
inode (index node)is a fundamental concept in the Linux and UNIX filesystem. Each object in the filesystem is represented by an inode. But what are the objects? Let us try to understand it in simple words. Each and every file under Linux (and UNIX) has following attributes: => File t...
2.1. The Socket Buffer: sk_buff Structure 套接字缓存数据结构sk_buff This is probably the most important data structure in the Linux networking code, representing the headers for data that has been received or is about to be transmitted. Defined in the<include/linux/skbuff.h>include file, it...
Keeping a “copy” of a single file in multiple locations But aren’t these just “shortcuts”? In a way, yes…but not exactly. Within the realm of Linux, there’s more to links than just creating a shortcut to another location. Consider this: A shortcut is simply a pseudo-file tha...
Structure Due to the extensible design of ELF files, the structure differs per file. An ELF file consists of: ELF header File data With thereadelfcommand, we can look at the structure of a file and it will look something like this: ...
This guide will cover the structure of the main Nginx configuration file. The location of this file will depend on how Nginx was installed. On many Linux distributions, the file will be located at/etc/nginx/nginx.conf. If it does not exist there, it may also be at/usr/l...
Note:Many of the examples in this guide require root access to work correctly. If you don't have root access on yourLinuxbox, get it. We'll wait. {mospagebreak title=Mounting /proc} Mounting /proc As mentioned earlier, /proc is a filesystem. And, like all filesystems, you need to...
The Structure of an ELF File On a Linux terminal, the command man elf gives you a handy summary about the structure of an ELF file: Listing 1: The manpage of the ELF structure $ man elf ELF(5) Linux Programmer's Manual ELF(5) ...