unix check disk space

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Windows and UNIX file formats, including space, carriage return, Tab conversion, and related tools

Http://casec12.javaeye.com/blog/523160 Today, I have finally figured out the origins and differences between carriage return and line feed.Before the computer appeared, there was a kind of device called teletype model 33, which can contain 10

UNIX is 40 years old

Ken milberg, Writer/website expert, future tech January 04, 2010   UNIX History UNIXOriginated in the late 1960s S. Ken Thompson joined the Bell lab's computer research division in 1966. He was initially engaged in multicsProject, an

Linux/unix shell script monitors disk free space

A shell script that monitors the disk's free space under Linux is essential for a system administrator or DBA. Here is a sample of the shell script that monitors disk space space for your reference.1. Free space for monitoring disk shell

UNIX: space occupied by a file in file system and disk

References: Harley hahns: Guide to Unix and Linux, chap 24 -- The first key concept: the amount of "disk space" used by a file is not the same as the amount of data in the file. -- "Second, understand that there are two smallest space units in

UNIX system common management commands _unix Linux

I. INTRODUCTION Unix system, as a powerful multi-user time-sharing operating system, has been applied in more and more occasions, and the requirements of UNIX system management are more and more, but the current Books on UNIX system management

Resize vmware workstation hard disk space

1. Adjust the original Hard Disk   The interface does not provide a way to increase the disk capacity. It can only be executed in the command line format.   There is a vmware-vdiskmanager.exe program under the vmwareinstallation directory. It is a

Liunx disk management Command records and liunx disk Command records

Liunx disk management Command records and liunx disk Command records   Linux disk management is directly related to the performance of the entire system. Linux disk management commonly uses three commands: df, du, and fdisk. Df: list the total

What happens after the disk is incorrectly formatted?

What is the most expensive computer? is the CPU, or memory, or hard disk? None of these parts can be replaced, only the data is the most critical, data loss is the biggest loss. Do you often hear or see a friend complain that "I can't read the data

linuxday12--disk storage and file system

  First, Drive introductionMechanical HDD (HDD): Hard disk drive, which is the traditional ordinary hard disk, mainly by: platters, head, disc hinge and control motor, head controller, data converter, interface, caching and other components. All the

Linux user and kernel state and process context, interrupt context kernel space User space understanding

1. The CPU of the privileged        intel x86 architecture has a total of 0~4 four privileged levels, 0 highest, 3 lowest, and ARM architecture with different privilege levels. Each instruction on the hardware performs a corresponding check on the

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