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SubjectRe: [PATCH] Radix-tree pagecache for 2.5
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>>>>> "rwhron" == rwhron  <rwhron@earthlink.net> writes:

rwhron> bonnie++
rwhron> Version 1.02a ---------------------Sequential Output--------------------
rwhron> -----Per Char----- ------Block------- -----Rewrite------
rwhron> Kernel Size MB/sec %CPU Eff MB/sec %CPU Eff MB/sec %CPU Eff
rwhron> 2.4.17 1024 3.41 98.0 3.48 14.56 65.6 22.19 8.83 51.0 17.32
rwhron> 2.4.17rat 1024 3.36 98.0 3.43 10.64 41.6 25.57 6.79 37.2 18.27

rwhron> Version 1.02a -----------Sequential Input----------- ------Random-----
rwhron> -----Per Char----- ------Block------- ------Seeks------
rwhron> Kernel Size MB/sec %CPU Eff MB/sec %CPU Eff /sec %CPU Eff
rwhron> 2.4.17 1024 3.98 97.2 4.10 16.39 60.6 27.05 132 2.0 6609
rwhron> 2.4.17rat 1024 3.92 96.0 4.08 15.46 57.0 27.12 126 2.0 6302

rwhron> -------Sequential Create-----------
rwhron> ------Create----- -----Delete-----
rwhron> files /sec %CPU Eff /sec %CPU Eff
rwhron> 2.4.17 16384 4421 96.8 4567 4719 97.4 4845
rwhron> 2.4.17rat 16384 3973 97.6 4070 4531 95.0 4769

rwhron> -------Random Create----------------
rwhron> ------Create----- -----Delete-----
rwhron> files /sec %CPU Eff /sec %CPU Eff
rwhron> 2.4.17 16384 4475 98.0 4566 4124 94.0 4387
rwhron> 2.4.17rat 16384 4203 98.0 4288 4005 94.4 4242

Hmm, I've got different results with bonnie++, are you sure you didn't
swap the results :)

Linux 2.5.3-dj1
--------------
Version 1.02b ------Sequential Output------ --Sequential Input- --Random-
-Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--
Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP
merlin 496M 22038 13 11768 8 19219 6 183.9 0
merlin 496M 22495 13 11216 6 22390 6 183.9 0
merlin 496M 22292 13 11713 7 19249 6 188.8 0
------Sequential Create------ --------Random Create--------
-Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
merlin 10 2015 99 +++++ +++ +++++ +++ 2526 99 +++++ +++ 8514 99
merlin 10 2354 99 +++++ +++ +++++ +++ 2656 99 +++++ +++ 10195 100
merlin 10 2871 99 +++++ +++ +++++ +++ 3036 99 +++++ +++ 12012 98

Linux 2.5.3-dj1-radix-pagecache
-------------------------------
Version 1.02b ------Sequential Output------ --Sequential Input- --Random-
-Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--
Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP
merlin 496M 22397 13 11248 7 22595 7 178.6 0
merlin 496M 22088 12 11204 7 22591 7 188.1 0
merlin 496M 24767 14 10966 7 22474 7 191.1 0
------Sequential Create------ --------Random Create--------
-Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
merlin 10 2485 99 +++++ +++ +++++ +++ 2456 99 +++++ +++ 9614 100
merlin 10 2653 99 +++++ +++ +++++ +++ 2884 100 +++++ +++ 11101 100
merlin 10 1948 99 +++++ +++ +++++ +++ 2530 99 +++++ +++ 9294 99
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