Tag: uses-no-compression-for-data-tarball Severity: error Check: deb-format See-Also: deb(5) Explanation: The data portion of this binary package uses a non-compressed format. Although dpkg will support extracting such binary packages since dpkg 1.10.24, creating them is not advised except in special cases. . Except if data is non-compressible, use gzip for maximum compatibility and speed, and xz for maximum compression ratio.