Re: Fedora 31 System-Wide Change proposal: Switch RPMs to zstd compression

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Jason L Tibbitts III wrote:

>>>>>> "BC" == Ben Cotton <bcotton@xxxxxxxxxx> writes:
> BC> * The recommended compression level is 19. The builds will take
> BC> longer, but the additional compression time is negligible in the
> BC> total build time and it pays off in better compression ratio than xz
> BC> lvl2 has.
> 
> That seems different than other results I've seen.  According to the
> wikipedia page (https://en.wikipedia.org/wiki/Zstandard) and the
> references therein, Ubuntu found that zstd level 19 was faster but with
> poorer compression when compared with xz level 2 (which is the same
> level that we use now).

If the smallest size is the goal, wouldn't it be worth trying to just use a 
higher xz level instead?

        Kevin Kofler
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