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2025-04-05 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Servers >
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Compression, decompression and archiving tool compress/uncompress:.Z (early Compression tool) gzip/gunzip:.gz bzip2/bunzip2:.bz2 xz/unxz:.xz (highly recommended) zip/unzip tar Cpio 1, gzip/gunzip (compression ratio is not very high, but relatively fast) # gzip FILE (compression) will delete the original file only the compressed file # gunzip FILE (decompress) will delete the compressed file gizp [OPTION]. FILE...-d: decompress, equivalent to gunzip-c: output the result to standard output, and will not manipulate the source file [root@localhost ~] # gzip-c passwd > passwd.gz (keep the original file)-#: 1-9 Specify the compression ratio zcat does not display the expanded premise to view the contents of the text file [root@localhost ~] # zcat passwd.gz 2, bzip2/bunzip2/bzcat can only compress the file, not the directory bizp2 [OPTION]. FILE... The use of gzip is the same, but a larger compression ratio-k keep retains the source file-d performs decompression bzcat: view the contents of the text file without displaying the expansion 3, xz/unxz/xzcat xz [option...] [file...]-k keep keep the source file-d perform decompression xzcat: view the contents of the text file without displaying the expansion. 4. Zip Compression [root@localhost ~] # zip pam.d.zip pam.d/* decompression [root@localhost ~] # unzip pam.d.zip Note: the name after decompression is still the name before decompression 5, tar tar [OPTION]. FILE... (1) create archive tar-c-f / PATH.TO?SOMEFIE.tar FILE... (2) View the list of files in the archive file tar-t-f / PATH.TO?SOMEFIE.tar (3) expand and archive tar-x-f / PATH.TO?SOMEFIE.tar-C / PATH/TO/DIR combined with the compression tool: archive and compress -J:xz [root@localhost ~] # tar-Jcf pam.d.tar.xz pam.d/
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