GEOM_ULZMA

Adrian Chadd adrian at freebsd.org
Thu Mar 4 09:31:19 UTC 2010


On 4 March 2010 00:29, Tim Kientzle <kientzle at freebsd.org> wrote:

> Interesting question:  What is the impact on boot speed?
> It could be a lot faster to load 5MB from disk and
> decompress to a 24MB image than to wait for 24MB from
> disk.

Linear reads from disk are fast. :) Linear reads from the SPI flash
are slower; and I think the decompression phase is quite a bit slower.

I'll investigate all of this further once I've played with GEOM_ULZMA.



Adrian


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