Messages in this thread |  | | | Date | Thu, 16 Oct 2003 11:04:46 +0300 | | From | Ville Herva <> | | Subject | Re: Transparent compression in the FS |
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On Wed, Oct 15, 2003 at 11:36:24PM +0200, you [Tomas Szepe] wrote: > On Oct-15 2003, Wed, 16:27 +0200 > Erik Mouw <erik@harddisk-recovery.com> wrote: > > > You have a point, but remember that modern IDE drives can do about > > 50MB/s from medium. I don't think you'll find a CPU that is able to > > handle transparent decompression on the fly at 50MB/s ... [snip] > > You may want to check out LZO performance on a recent CPU. > http://www.oberhumer.com/opensource/lzo/
Out of interest:
Celeron 1.4GHz, a source tar:
compr MB/s uncompr MB/s ratio lzo -m71: 58.2 170.2 24.4% lzo -m972: 2.7 100.8 17.7%
gzip -1: 13.6 115.7 22.1% gzip -6: 8.8 121.8 17.7% gzip -9: 4.5 79.8 17.6%
lzo used assembler versions.
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