[arch-general] [arch-announce] Moving to Zstandard images by default on mkinitcpio

Geert Hendrickx geert at hendrickx.be
Sat Feb 20 19:13:30 UTC 2021

On Sat, Feb 20, 2021 at 19:33:26 +0100, Geert Hendrickx via arch-general wrote:
> I benchmarked it on my mkinitcpio image, and zstd with mkinitcpio's
> default compression level 19 (standard COMPRESSION_OPTIONS for zstd) is
> several orders of magnitude slower than lz4, only to gain ~30% extra
> compression.  It is slower to decompress too, but less noticeably so.

Sorry, just noticed the default -19 flag was dropped in mkinitcpio v30.
zstd compression/decompression speed is much better now, comparable to
gzip but with smaller compressed files.  (lz4 is still faster but gives
bigger files.)


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