Linux file compression and archiving

Compression format:

GZ, bz2, XZ, zip, Z.

Gzip:

• Role

Compress the file. The source file is deleted when the compression is complete.

Gzip/path/to/somefile.

• Options

-D: Unzip the file.

-num:1-9, specify the compression ratio.

Gunzip

• Role

Unzip the file. The compressed file is deleted when the decompression is complete.

Gunzip/path/to/somefile.gz.

Zcat

• Role

View the contents of a text file compressed by gzip in the case of decompression.

BZIP2:

• Role

Compress the file. Use the format with gzip approximation.

• Options

-D: Unzip the file.

-num:1-9, specify the compression ratio.

-K: Preserves source files while compressing.

BUNZIP2:

• Role

Unzip the file.

Bzcat:

• Role

View the contents of a text file compressed by bzip2 in the case of decompression.

Xz

• Role

Compress the file.

• Options

-D: Unzip the file.

-num:1-9, specify the compression ratio.

-K: Preserves source files while compressing.

UNXZ:

• Role

Unzip the file.

Xzcat:

• Role

View the contents of a text file compressed by Xzcat in the case of decompression.

Xzdec:

• Role

Unzip.

Zip:

• Role

Compress multiple files. Do not delete source files after compression

Zip Filename.zip FILELIST

Unzip

• Role

Unzip compressed files by Zip.

Tar

• Role

Archive file. Archive only, do not compress, do not delete source files.

• Options

-C: Create an archive file.

-F: The archive file for the operation.

-X: Restores the archive.

--xattrs: Retains its extended attribute information when archiving.

-T: Do not expand the archive, directly investigate what files are archived.

-Z: Call gzip archive and compress.

-j: Call bzip2 Archive and compress.

-j: Call XZ Archive and compress.

Cpio

• Role

Archive file.

Linux file compression and archiving