Tests by date
JFFS2, 2009-03-28
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5792 | 5411 | 6701 | 7102 | 7209 | 6983 |
| 64 | 7206 | 6727 | 6510 | 6711 | 6730 | 7595 |
| 512 | | | 6559 | 6690 | 8726 | 7625 |
| 2048 | | | | 6712 | 9223 | 7290 |
| 8192 | | | | | | 7808 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 4957 | 7287 | 7013 | 7074 | 7202 | 7139 |
| 64 | 7281 | 6932 | 6705 | 6875 | 6840 | 6928 |
| 512 | | | 6784 | 6957 | 6916 | 7030 |
| 2048 | | | | 7190 | 7051 | 6866 |
| 8192 | | | | | | 6788 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37422 | 30840 | 33961 | 32498 | 34047 | 36964 |
| 64 | 39556 | 38834 | 39383 | 38723 | 38768 | 39256 |
| 512 | | | 39474 | 37470 | 40005 | 40136 |
| 2048 | | | | 40402 | 40172 | 46871 |
| 8192 | | | | | | 94820 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41106 | 34237 | 33790 | 34134 | 37199 | 64111 |
| 64 | 40298 | 38299 | 38746 | 38701 | 37935 | 71601 |
| 512 | | | 38836 | 34591 | 44948 | 96108 |
| 2048 | | | | 64218 | 98615 | 99126 |
| 8192 | | | | | | 98435 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36781 | 31535 | 31329 | 34663 | 75700 | 75679 |
| 64 | 38835 | 37786 | 36196 | 38086 | 65248 | 96074 |
| 512 | | | 39244 | 40159 | 65343 | 99567 |
| 2048 | | | | 61908 | 97896 | 96627 |
| 8192 | | | | | | 98400 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7653 | 7025 | 6724 | 11292 | 12523 | 8567 |
| 64 | 7108 | 6013 | 6759 | 6813 | 12307 | 8041 |
| 512 | | | 7189 | 11081 | 11098 | 9352 |
| 2048 | | | | 15297 | 11073 | 8749 |
| 8192 | | | | | | 9379 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 29120 | 32261 | 32992 | 53472 | 32711 | 38751 |
| 64 | 36781 | 33551 | 39197 | 38926 | 38690 | 39256 |
| 512 | | | 40474 | 64281 | 39957 | 42333 |
| 2048 | | | | 67648 | 39921 | 43219 |
| 8192 | | | | | | 59625 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7206 | 6748 | 7926 | 12177 | 11622 | 10607 |
| 64 | 7383 | 5343 | 6716 | 10956 | 8859 | 8375 |
| 512 | | | 7137 | 11074 | 11224 | 8853 |
| 2048 | | | | 11116 | 11958 | 8356 |
| 8192 | | | | | | 8040 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 65501 | 32388 | 32767 | 31684 | 31790 | 32228 |
| 64 | 32259 | 41117 | 41889 | 63370 | 38195 | 40017 |
| 512 | | | 41321 | 40721 | 37015 | 39915 |
| 2048 | | | | 64341 | 39969 | 45206 |
| 8192 | | | | | | 60065 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3065 | 6605 | 6314 | 6152 | 6501 | 7457 |
| 64 | 6573 | 8027 | 6056 | 10043 | 6199 | 8143 |
| 512 | | | 10943 | 12327 | 11041 | 7224 |
| 2048 | | | | 9848 | 17556 | 11548 |
| 8192 | | | | | | 8762 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7357 | 6684 | 6455 | 6264 | 6662 | 6611 |
| 64 | 7085 | 8167 | 6509 | 6697 | 6493 | 6464 |
| 512 | | | 11848 | 8094 | 6725 | 6743 |
| 2048 | | | | 6983 | 11860 | 8310 |
| 8192 | | | | | | 7046 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 28724 | 33821 | 33354 | 33304 | 33638 | 33786 |
| 64 | 32755 | 39197 | 39061 | 39267 | 39153 | 37422 |
| 512 | | | 41220 | 39921 | 40005 | 40451 |
| 2048 | | | | 35582 | 40402 | 50926 |
| 8192 | | | | | | 55553 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 35534 | 33957 | 33588 | 32498 | 36601 | 68234 |
| 64 | 39556 | 39751 | 38836 | 39107 | 40220 | 84921 |
| 512 | | | 52103 | 39779 | 40684 | 66263 |
| 2048 | | | | 64900 | 65027 | 75233 |
| 8192 | | | | | | 99382 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12333 | 7108 | 7124 | 10002 | 10827 | 8796 |
| 64 | 7463 | 6904 | 6870 | 6887 | 11822 | 8984 |
| 512 | | | 6967 | 8944 | 10888 | 11724 |
| 2048 | | | | 11134 | 11912 | 7785 |
| 8192 | | | | | | 9947 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 11913 | 7377 | 7351 | 7327 | 7238 | 7216 |
| 64 | 7409 | 7114 | 7074 | 7081 | 7931 | 6972 |
| 512 | | | 7191 | 7152 | 7053 | 7182 |
| 2048 | | | | 11050 | 8302 | 7061 |
| 8192 | | | | | | 8569 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 58239 | 36152 | 34273 | 34291 | 34529 | 43358 |
| 64 | 41100 | 39012 | 40329 | 40427 | 39709 | 46083 |
| 512 | | | 41018 | 41348 | 41297 | 46790 |
| 2048 | | | | 64342 | 41566 | 62688 |
| 8192 | | | | | | 99016 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 63547 | 34948 | 34273 | 34502 | 63700 | 84652 |
| 64 | 41941 | 39378 | 40378 | 50877 | 49544 | 98040 |
| 512 | | | 41322 | 41475 | 79090 | 99900 |
| 2048 | | | | 64838 | 99051 | 100050 |
| 8192 | | | | | | 98870 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 53782 | 32896 | 31505 | 49563 | 77941 | 77784 |
| 64 | 40328 | 38835 | 39850 | 63429 | 95526 | 96802 |
| 512 | | | 40769 | 53858 | 98255 | 99900 |
| 2048 | | | | 70788 | 98980 | 99677 |
| 8192 | | | | | | 99126 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12864 | 7096 | 7142 | 16139 | 14758 | 9326 |
| 64 | 7357 | 6996 | 10511 | 10919 | 13421 | 9664 |
| 512 | | | 11290 | 15545 | 14628 | 10118 |
| 2048 | | | | 16343 | 12577 | 9260 |
| 8192 | | | | | | 9572 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 52416 | 34660 | 34450 | 76960 | 54738 | 45722 |
| 64 | 38812 | 40132 | 63425 | 63849 | 63549 | 41962 |
| 512 | | | 65281 | 98113 | 64932 | 48797 |
| 2048 | | | | 89713 | 45267 | 53913 |
| 8192 | | | | | | 77069 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 10331 | 8346 | 8561 | 13581 | 12864 | 10773 |
| 64 | 7738 | 6996 | 10100 | 11358 | 12654 | 9668 |
| 512 | | | 11546 | 11522 | 13451 | 9386 |
| 2048 | | | | 14148 | 14099 | 9438 |
| 8192 | | | | | | 9307 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 104768 | 33960 | 33453 | 52061 | 32759 | 38222 |
| 64 | 40328 | 42581 | 68062 | 64216 | 40402 | 58355 |
| 512 | | | 67378 | 67443 | 40573 | 45776 |
| 2048 | | | | 92947 | 45100 | 52002 |
| 8192 | | | | | | 77336 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7625 | 6759 | 6702 | 10180 | 9331 | 11224 |
| 64 | 7157 | 8128 | 9757 | 10318 | 7640 | 10947 |
| 512 | | | 17734 | 12841 | 12937 | 8854 |
| 2048 | | | | 11097 | 23220 | 13873 |
| 8192 | | | | | | 9417 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7854 | 6932 | 6887 | 9152 | 6752 | 6932 |
| 64 | 7570 | 8524 | 6974 | 10361 | 6532 | 6719 |
| 512 | | | 19064 | 11915 | 8186 | 6806 |
| 2048 | | | | 11028 | 18421 | 12552 |
| 8192 | | | | | | 8721 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36137 | 35540 | 34807 | 34915 | 33910 | 47234 |
| 64 | 38835 | 40915 | 40089 | 63368 | 40112 | 43598 |
| 512 | | | 65531 | 41019 | 41082 | 49682 |
| 2048 | | | | 65216 | 64901 | 66444 |
| 8192 | | | | | | 76477 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41941 | 35541 | 34343 | 34806 | 47594 | 83493 |
| 64 | 40328 | 41322 | 39756 | 63974 | 54097 | 97826 |
| 512 | | | 66975 | 65343 | 73867 | 99863 |
| 2048 | | | | 67107 | 85000 | 99790 |
| 8192 | | | | | | 100088 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15529 | 13273 | 7166 | 16672 | 13020 | 12119 |
| 64 | 15087 | 16069 | 11012 | 10924 | 12863 | 11944 |
| 512 | | | 11162 | 15332 | 13315 | 12142 |
| 2048 | | | | 15374 | 14484 | 11584 |
| 8192 | | | | | | 11896 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16251 | 17223 | 7402 | 11707 | 11421 | 11572 |
| 64 | 15417 | 13251 | 11358 | 11320 | 11083 | 9953 |
| 512 | | | 11526 | 11438 | 11416 | 9650 |
| 2048 | | | | 11499 | 9061 | 11204 |
| 8192 | | | | | | 11191 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77668 | 92149 | 36751 | 57357 | 55807 | 56169 |
| 64 | 83881 | 103561 | 66051 | 66508 | 66509 | 69560 |
| 512 | | | 69179 | 68060 | 65631 | 68373 |
| 2048 | | | | 68405 | 98979 | 99493 |
| 8192 | | | | | | 100915 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 92149 | 35848 | 56299 | 85543 | 89597 |
| 64 | 87319 | 103551 | 65153 | 65919 | 65920 | 100236 |
| 512 | | | 67917 | 95327 | 101448 | 102065 |
| 2048 | | | | 103403 | 102613 | 102027 |
| 8192 | | | | | | 101143 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80582 | 85562 | 40768 | 81144 | 81392 | 81665 |
| 64 | 83881 | 102278 | 64276 | 99416 | 101218 | 99383 |
| 512 | | | 68335 | 98542 | 101296 | 102143 |
| 2048 | | | | 102144 | 103722 | 102337 |
| 8192 | | | | | | 101105 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15888 | 16709 | 16852 | 16810 | 16660 | 13127 |
| 64 | 15530 | 16288 | 14775 | 16643 | 14595 | 13092 |
| 512 | | | 15716 | 16853 | 16555 | 12790 |
| 2048 | | | | 17058 | 14959 | 13127 |
| 8192 | | | | | | 12349 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 85590 | 84944 | 84624 | 61342 | 66362 |
| 64 | 80582 | 101065 | 101365 | 102610 | 66509 | 65217 |
| 512 | | | 100758 | 105020 | 78352 | 67007 |
| 2048 | | | | 103241 | 65247 | 82240 |
| 8192 | | | | | | 100762 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18724 | 19690 | 19972 | 16253 | 14671 | 11461 |
| 64 | 15534 | 11865 | 16793 | 16598 | 15930 | 12747 |
| 512 | | | 17145 | 14169 | 14086 | 12805 |
| 2048 | | | | 17049 | 16666 | 12600 |
| 8192 | | | | | | 11333 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 209851 | 85590 | 83048 | 55462 | 37765 | 49581 |
| 64 | 80607 | 69890 | 109999 | 101678 | 64033 | 66493 |
| 512 | | | 104203 | 82643 | 65791 | 73826 |
| 2048 | | | | 104366 | 67650 | 66675 |
| 8192 | | | | | | 101143 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15421 | 16039 | 11451 | 10626 | 13616 | 12813 |
| 64 | 15083 | 13126 | 11154 | 10409 | 12503 | 12254 |
| 512 | | | 26112 | 13530 | 13914 | 12536 |
| 2048 | | | | 13891 | 25712 | 16177 |
| 8192 | | | | | | 12241 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15889 | 16415 | 10965 | 10952 | 10687 | 11667 |
| 64 | 18889 | 13751 | 11084 | 10745 | 10339 | 10879 |
| 512 | | | 23464 | 15675 | 11483 | 11014 |
| 2048 | | | | 11475 | 21338 | 13799 |
| 8192 | | | | | | 11867 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 72234 | 87373 | 57158 | 57210 | 86311 | 84042 |
| 64 | 99672 | 67653 | 68756 | 66772 | 66311 | 66067 |
| 512 | | | 81639 | 67375 | 65889 | 66263 |
| 2048 | | | | 66840 | 66641 | 87012 |
| 8192 | | | | | | 100462 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83881 | 88307 | 55827 | 57953 | 85870 | 86675 |
| 64 | 104932 | 67087 | 66576 | 66246 | 98544 | 99603 |
| 512 | | | 81632 | 99267 | 101524 | 101486 |
| 2048 | | | | 99273 | 101296 | 101219 |
| 8192 | | | | | | 100424 |