Shulou(Shulou.com)06/02 Report--

Bunzip2

Extract the files compressed by bzip2.

The scope of this command: RedHat, RHEL, Ubuntu, CentOS, SUSE, openSUSE, Fedora.

1. Grammar

Bunzip2 [- fkvsVL] file

2. List of options

Option

Description

-f |-- force

Enforcement

-k |-- keep

Keep the source file after decompression

-v |-- verbose

Show details

-s |-- small

Reduce memory usage for compression, decompression, and testing. The file is decompressed and tested using a modified algorithm, which requires only 2.5 bytes per block byte. This means that any file can be unzipped in 2300 k of memory, albeit at half the normal speed.

-L |-- license |-V |-- version

Displays the software version, license terms and conditions.

3. Examples

1) decompress and retain the compressed package

[root@localhost weijie] # bunzip2-k 2.c.bz2 / / keep the compressed package after decompression

[root@localhost weijie] # ls

11.c 1.c.gz 1.gz 2.c 2.c.bz2 3.c 4.c 5.c 6.c ~ rec000012.c.bz2 res.zip

2) decompression

[root@localhost weijie] # bzip2-d res.bz2 / / decompress

[root@localhost weijie] # ls

11.c 1.c.bz2 2.c 3.c 4.c 5.c 6.c ~ bak res

3) compress two files into one file

[root@localhost weijie] # cat 1.c 2.c / / output the contents of two files

Hello world

I am david.

I love linux

Love code.

one hundred and twenty three

twenty-three

two hundred and twelve

[root@localhost weijie] # bzip2-c 1.c > foo.gz / / compress 1.c to foo

[root@localhost weijie] # bzip2-c 2.c > > foo.gz / / compress 2.c to foo

[root@localhost weijie] # b gzip2-d foo.gz / / extract foo

[root@localhost weijie] # cat foo / / display the contents of foo

Hello world

I am david.

I love linux

Love code.

one hundred and twenty three

twenty-three

two hundred and twelve

A Linux learning platform has been made, and a prototype has come out at present, which you can refer to and use.

Link: https://pan.baidu.com/s/1GOLVU2CbpBNGtunztVpaCQ password: n7bk

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