File decompress, extraction using bunzip2 in CentOS Linux

Bunzip2

• Bunzip2, is the most common command used to extract a bz2 file extension in Linux

Command name

bunzip2

Synopsis

bunzip2 filename.bz2

Option

-v  show compression rate

-k  keep the original file after compression, do not delete

-d --decompress, force decompression
-z --compress,  force compression

Note

Upon bzip usefully complete file compression, the original document/file will be removed. Thus, it is always recommend to use option -k 

Example

-rw-rw-r-- 1 root utmp 14976 Apr 17 19:22 wtmp.1 -rw-rw-r-- 1 root utmp 631 Apr 17 19:22 wtmp.bz2 bunzip2 -v -k wtmp.bz2 wtmp.bz2: done ls -l -rw-rw-r-- 1 root utmp 14976 Apr 17 19:22 wtmp -rw-rw-r-- 1 root utmp 26880 Mar 8 19:42 wtmp.1 -rw-rw-r-- 1 root utmp 631 Apr 17 19:22 wtmp.bz2

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