Operation of the system configuration
hardware equipment
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Kernel-------------
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Applications library files
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Ordinary process (rather special: shell (managers interact with the system)
OS development history
In order to achieve the work of batch processing: Bell Labs, MIT -GE-
Bell Labs and MIT withdraw from the project, and Bell Labs in a young scientist Ken. Thomson To run space travel game: - DPD-7 (DEC company)
Based operating system DPD-7 Ken, first developed its own operating system Unix (assembly language)
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In 1973 Ken and his colleagues developed the C language (improved from B language), to rewrite Unix in C
University of California, Berkeley -BSD
* Question: In the US market, while sales of the BSD and Unix operating systems, this time for both copyright battle it - the duration of 10 years
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Microsoft (US antitrust laws because the company was split -at & T (Unix source code is provided free of charge)
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IBM SUN HP
AIX SUNOS HP-unix (this is the most common minicomputer minicomputer market system)
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In 1989 an old university professor in Finland, do not want to spend money to buy genuine Unix operating system, so he wrote a minix operating system; 1980, the United States Richard
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In 1991, linus- system on the basis of minix stallman launched the open source GNU Project ---
We developed the first operating system Linus' (kernel) |
GNU/Linux
Kernel version of the problem with the GNU / LINUX system.
Kernel version:
Kernel
GNU / LINUX version:
Publisher version
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| - Red Hat
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|--debian—Ubuntu
Common Publisher version:
redhat - service charges
CentOS
fedora (no one used)
openSUSE (Europe)
debing (safety)
Ubuntu
Kirin, the red flag
Open source system
A. GNU
GNU IS Not Unix GNU Project: The commercial version of the open source software program of a plan;
GPL agreement: If you use the open-source GNU software code defined in a plan, in which case, you'll have all the corresponding open source code; loose GPL agreement
B.BSD
C.Apache
Itself is a website started doing community
Hadoop project after 2000, top-level project called apache
Introduction to Linux installation and command
- installation
(Blog: experiment) error screenshots, and workarounds (write clearly using their own platform)
a \ operating system is installed directly on the hardware device (not recommended)
b \ using VMM management platform to install (a virtual machine)
(VMM management platform: VMware workstations, Virtualbox)
Choose language
Choose Keyboard
Selected time zone
Write hostname
Define the root password (superuser)
Dividing up the disk space --- 3 partition must be divided into: / boot swap /
ls --显示文件信息
pwd--显示当前路径
cd--切换目标目录
touch --修改时间戳/不存在时,则创建一个新的文件
stat-- atime 查看访问时间 ctime修改文件属性时间 mtime改变文件内容的时间
mkdir--创建文件夹
rm--删除
clear--清屏==Ctrl+l