Aoife Moloney wrote: > The zstd compression type was chosen to match createrepo_c settings. > As an alternative, we might want to choose xz, Since xz consistently compresses better than zstd, I would strongly suggest using xz everywhere to minimize download sizes. However: > especially after zlib-ng has been made the default in Fedora and brought > performance improvements. zlib-ng is for gz, not xz, and gz is fast, but compresses extremely poorly (which is mostly due to the format, so, while some implementations manage to do better than others at the expense of more compression time, there is a limit to how well they can do and it is nowhere near xz or even zstd) and should hence never be used at all. Kevin Kofler -- _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx Do not reply to spam, report it: https://pagure.io/fedora-infrastructure/new_issue