7z usage

7z Tool usage

decompression

7za x install.7z -r -o./install

x  Unzip the file , And decompress it according to the original directory 
-r  Recurse all subfolders 
-o  Specify the directory to extract to ,-o Direct directory 

Compress

7z a -t7z -r manager.7z /home/manager/*

a  Add files ／ Folder to package 
-t  Specify the compression type 
-r  Recurse all subfolders ,manager.7z  Is the name of the compressed package ,/home/manager/*  Is the directory to be compressed ,* It means all the files in the directory