On Wed, Mar 03, 2010 at 08:29:14AM -0800, Tim Kientzle wrote: > Adrian Chadd wrote: > >On 21 February 2010 02:20, Adrian Chadd <adr...@freebsd.org> wrote: > >>Oh I know that! I'm just saying that I may try lzma'ing the kernel and > >>rootfs's to see what kind of savings I get over gzip. :) > > > >The answer is "whoa". 24 megabyte compressed kernel + MDROOT drops to > >6.5 megabytes with gzip -9 and a few bytes shy of 5 megabytes with a > >default lzma compress. > > 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.
I don't think it helps in terms of boot speed, at least as long as the kernel image can be read without constant seeking. Joerg _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
