Date: Thu, 4 Mar 2010 16:03:30 +0100 From: Joerg Sonnenberger <joerg@britannica.bec.de> To: freebsd-hackers@freebsd.org Subject: Re: GEOM_ULZMA Message-ID: <20100304150330.GB29542@britannica.bec.de> In-Reply-To: <20100304163831.e4e08fcc.ray@dlink.ua> References: <20100219222604.44e50248.ray@ddteam.net> <d763ac661002200636u6a0d9546id96fbe2302c7122b@mail.gmail.com> <20100220201510.720c62fd.ray@ddteam.net> <d763ac661002201020g381ab6c0uca6d6fa3f660ed1b@mail.gmail.com> <d763ac661003030001k1055eae8rb106dcc9e73047dc@mail.gmail.com> <4B8E8E5A.5050203@freebsd.org> <d763ac661003040131n17fcaad8see5531f125351728@mail.gmail.com> <20100304121705.b39ad5b5.ray@dlink.ua> <20100304142819.GC29681@britannica.bec.de> <20100304163831.e4e08fcc.ray@dlink.ua>
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On Thu, Mar 04, 2010 at 04:38:31PM +0200, Alexandr Rybalko wrote: > On Thu, 4 Mar 2010 15:28:19 +0100 > Joerg Sonnenberger <joerg@britannica.bec.de> wrote: > > >> On Thu, Mar 04, 2010 at 12:17:05PM +0200, Alexandr Rybalko wrote: > >> > LZMA compression optimized for fast decompression. > >> > >> It is still measurable slower than gzip and it is certainly not free. > >> Most hard disks have linear read times >> 10 MB/s but the decompression > >> can easily need half a second even on a modern CPU. > > No one says that it fast, but if you have only 4M of flash for > CFE+kernel+rootfs+nvram, you must use something what make space > usage smaller. Different domain :) Joerg
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