Linux操作系统的压缩、解压缩工具介绍
作者：尹正杰
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一.compress/uncompress命令常用参数
Linux compress命令: 是一个相当古老的 unix 档案压缩指令，压缩后的档案会加上一个 .Z 延伸档名以区别未压缩的档案，压缩后的档案可以以 uncompress 解压。若要将数个档案压成一个压缩档，必须先将档案 tar 起来再压缩。由于 gzip 可以产生更理想的压缩比例，一般人多已改用 gzip 为档案压缩工具。 compress [-dfvcVr] [-b maxbits] [file ...] -d: 解压缩，相当于uncompress -c: 结果输出至标准输出,不删除原文件
-v:
显示详情 uncompress 解压缩 zcat file.Z >file
1>.安装commpress/uncompress软件包
[root@node101.yinzhengjie.org.cn ~]# yum -y install ncompress.x86_64 Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * base: mirrors.aliyun.com * epel: mirrors.tuna.tsinghua.edu.cn * extras: mirrors.aliyun.com * updates: mirror.bit.edu.cn Resolving Dependencies --> Running transaction check ---> Package ncompress.x86_64 0:4.2.4.4-3.el7 will be installed --> Finished Dependency Resolution Dependencies Resolved =================================================================================================================================== Package Arch Version Repository Size =================================================================================================================================== Installing: ncompress x86_64 4.2.4.4-3.el7 base 26 k Transaction Summary =================================================================================================================================== Install 1 Package Total download size: 26 k Installed size: 35 k Downloading packages: ncompress-4.2.4.4-3.el7.x86_64.rpm | 26 kB 00:00:00 Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : ncompress-4.2.4.4-3.el7.x86_64 1/1 Verifying : ncompress-4.2.4.4-3.el7.x86_64 1/1 Installed: ncompress.x86_64 0:4.2.4.4-3.el7 Complete! [root@node101.yinzhengjie.org.cn ~]#