inode number

background:When several users work in a project, they often need to share files. If a shared file appears at the same time in different directories belonging to different users, it is convenient to work. For example, the B and C directories have a

Vamei Source: Http://www.cnblogs.com/vamei Welcome reprint, Please also keep this statement. Thank you!Linux file management describes how Linux manages files from a user's level. Linux has a tree-like structure to organize files. The top of the

file system: Access files by name Files and directories are organized into a single inverted tree structure Directory: Directory is not a folder, but a path map The file system starts with the root directory, denoted by "/

Disk structure capacity Disk structure Disk capacity = one cylinder sizetotal number of cylinders = number of headsNumber of sectors on each tracka Sector sizeTotal number of cylinders存储容量=磁头数 × 磁道(柱面)数 × 每道扇区数 × 每扇区字节数Understand-what

to say the inode, you have to start from the physical format of the hard disk, the minimum storage unit of the hard disk is the sector, that is, sector, each sector storage 512 bytes. and the general file system will have its own minimum reading and

(a) disk partitioning1. The hard disk is logically divided into: block--track--Magnetic column--partition;2. Partition classification: Primary partition, extended partition, logical partition3. Command:SDB---The 2nd disk of the SCSI interface, the

Vamei Source: Http://www.cnblogs.com/vamei Welcome reprint, Please also keep this statement. Thank you!Linux file management describes how Linux manages files from a user's level. Linux has a tree-like structure to organize files. The top of the

1. How files are stored in LinuxEverything in Linux can be represented by a file, or through special files.A file consists of a catalog item, an inode, and a data block.The minimum storage unit for a hard disk is called "Sector" (Sector), with each

1th. File properties related to 1.1 file property 1.1.1 ExtensionWindows distinguishes between different types of files by extensionLinux extensions are for human viewing convenience we distinguish between different types of files. conf

The hands are too fast and the intestines are ruined. Would have been to delete a file rm path/myfile.txtThe result somehow added a *, becameRM Path/myfile.txt *Hurriedly LS, found that all the code is Utopia, has not been submitted, has not been

The following tutorial will show you how to restore the rm-dropped file in the Ext3 file system. Assume that we have a file named &lsquo=test.txt&rsquo=%ls-iltest.txt 15-rw-rw-r & ndash; 2rootroot20Apr1712: 08test.txt note: & ldquo;-il & rd The

ext2 File SystemTenet: The learning of technology is limited and the spirit of sharing is limitless.First, the overall storage layoutA disk can be partitioned into multiple partitions, and each partition must first be formatted with a format tool

inode working principle and soft connection, hard linkInode:In a Linux file system, no matter what type of file is saved in the disk partition, the system assigns a number called the index node, which is referred to as the InodeThe Inode stores many

Linux virtual file system four main objects:1) Super Block2) Index node (inode)3) Catalog entry (dentry)4) Document object (file)A process that refers to various objects as it operates on a file is as follows:by Task_struct get files_struct, then

If you are not good at writing, you may not be clear about the original meaning in some places. If you make a mistake, correct it. In Linux, there are several common commands: cp --> copy, mv --> move/move, rm --> delete/remove. Although we often

Preface There are two types of link files under Linux. One is a file similar to the shortcut function of windows, which allows you to quickly link to the target file (or directory). This is a soft link; another method is to generate a new file

Preface The following tutorial will show you how to restore the RM-dropped file in the ext3 file system.   Delete an object Suppose we have a file named 'test.txt'   $Ls-Il test.txt15-RW-r-2Root20APR17 12:08Test.txt Note: The "-il"

This article was originally published by fireaxe and can be freely copied and reproduced using GPL. However, for reprinting, please maintain the integrity of the document and indicate the original author and original link. The content can be used at

Purpose:The stat command is used to display the status information of a file or file system, from the Coreutils software package, the general system comes with this command tool, which can obtain a lot of information related to the file system and

involves file management; standard I/O and pipelines; inodeLN creates a link-D hard links are equivalent to file aliases; Multiple names point to the same chunk addressCreates a new file name in the selected location that shows the same size as the