% compression

# Create a tar archive
tar -cvf <name>.tar <files>

# Create a tar archive (gz compression)
tar -cvzf <name>.tar.gz <files>

# Create a tar archive (pigz compression)
tar -I pigz -cvf <name>.tar.gz <files>

# Create a tar archive (bzip2 compression)
tar -cvjf <name>.tar.bz2 <files>

# Create a tar archive (pbzip2 compression)
tar -I pbzip2 -cvf <name>.tar.bz2 <files>

# Extract a tar archive
tar -xf <tar_file>

# Extract a tar (gz compression)
tar -xzf <targz_file>

# Extract a tar (pigz compression)
tar -I pigz -xf <targz_file>

# Extract a tar (bzip2 compression)
tar -xjf <tarbz2_file>

# Extract a tar (pbzip2 compression)
tar -I pbzip2 -xf <tarbz2_file>

# Create a gz archive
gzip -9 -c <files> > <name>.gz

# Extract a gz archive
gzip -d <gz_file>

$ files: ls | awk -F: '{ print $1}'
$ tar_file: ls *.tar | awk -F: '{ print $1}'
$ targz_file: ls *.tar.gz | awk -F: '{ print $1}'
$ tarbz2_file: ls *.tar.bz2 | awk -F: '{ print $1}'
$ gz_file: ls *.gz | awk -F: '{ print $1}'