Messages in this thread | | | Date | Thu, 26 Jan 2006 16:33:43 +0100 | From | Jens Axboe <> | Subject | Re: random minor benchmark: Re: Copy 20 tarfiles: ext2 vs (reiser4, unixfile) vs (reiser4,cryptcompress) |
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On Wed, Jan 25 2006, Hans Reiser wrote: > Notice how CPU speed (and number of cpus) completely determines > compression performance. > > cryptcompress refers to the reiser4 compression plugin, (unix file) > refers to the reiser4 non-compressing plugin. > > Edward Shishkin wrote: > > > Here are the tests that vs asked for: > > Creation (dd) of 20 tarfiles (the original 200M file is in ramfs) > > Kernel: 2.6.15-mm4 + current git snapshot of reiser4 > > > > ------------------------------------------ > > > > Laputa workstation > > Uni Intel Pentium 4 (2.26 GHz) 512M RAM > > > > ext2: > > real 2m, 15s > > sys 0m, 14s > > > > reiser4(unix file) > > real 2m, 7s > > sys 0m, 23s > > > > reiser4(cryptcompress, lzo1, 64K) > > real 2m, 13s > > sys 0m, 11s
Just curious - does your crypt plugin reside in user space?
-- Jens Axboe
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