Tests by date
JFFS2, 2009-02-16
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3798 | 5874 | 6778 | 6866 | 8724 | 8030 |
| 64 | 7036 | 5339 | 6490 | 6643 | 9436 | 7082 |
| 512 | | | 6561 | 6725 | 7808 | 7608 |
| 2048 | | | | 6714 | 9735 | 7021 |
| 8192 | | | | | | 7657 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7060 | 6034 | 6894 | 7112 | 7164 | 7145 |
| 64 | 6943 | 5949 | 7044 | 6910 | 6810 | 6773 |
| 512 | | | 6767 | 6953 | 7019 | 6904 |
| 2048 | | | | 7158 | 7059 | 6930 |
| 8192 | | | | | | 6979 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37427 | 34660 | 33387 | 32783 | 33799 | 33651 |
| 64 | 39556 | 38129 | 38745 | 38457 | 39756 | 39487 |
| 512 | | | 38610 | 39176 | 40041 | 41708 |
| 2048 | | | | 39452 | 39886 | 58040 |
| 8192 | | | | | | 98004 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41106 | 34096 | 33519 | 34030 | 42622 | 80586 |
| 64 | 34933 | 38652 | 39015 | 38173 | 40622 | 90138 |
| 512 | | | 38347 | 39405 | 44649 | 97683 |
| 2048 | | | | 63972 | 67108 | 99090 |
| 8192 | | | | | | 98004 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37448 | 32257 | 30699 | 30812 | 75700 | 72963 |
| 64 | 38835 | 37614 | 37828 | 37978 | 61538 | 95392 |
| 512 | | | 40819 | 39313 | 82038 | 99051 |
| 2048 | | | | 67242 | 88650 | 98870 |
| 8192 | | | | | | 98797 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7972 | 5370 | 6710 | 7024 | 12858 | 9145 |
| 64 | 7206 | 5384 | 6759 | 10752 | 12647 | 8483 |
| 512 | | | 6825 | 11072 | 12819 | 9133 |
| 2048 | | | | 16020 | 10871 | 8639 |
| 8192 | | | | | | 9143 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 35534 | 33023 | 32671 | 34951 | 33042 | 35098 |
| 64 | 36781 | 38299 | 38745 | 63790 | 38668 | 38546 |
| 512 | | | 41018 | 63974 | 39933 | 43177 |
| 2048 | | | | 65662 | 39945 | 44027 |
| 8192 | | | | | | 65264 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8559 | 6684 | 7924 | 8074 | 11202 | 9966 |
| 64 | 7357 | 6831 | 6644 | 9748 | 8643 | 9214 |
| 512 | | | 7225 | 11066 | 9774 | 8810 |
| 2048 | | | | 11434 | 8543 | 8071 |
| 8192 | | | | | | 8644 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83881 | 32636 | 31864 | 34238 | 31536 | 33829 |
| 64 | 33807 | 38828 | 41171 | 37871 | 38380 | 40690 |
| 512 | | | 41423 | 64034 | 39780 | 41877 |
| 2048 | | | | 66974 | 39945 | 44135 |
| 8192 | | | | | | 65153 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7357 | 6553 | 6225 | 6579 | 6399 | 8608 |
| 64 | 7409 | 8081 | 6306 | 5995 | 7895 | 7925 |
| 512 | | | 10883 | 12199 | 8504 | 7903 |
| 2048 | | | | 10701 | 17512 | 11784 |
| 8192 | | | | | | 10124 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7206 | 5753 | 6437 | 6602 | 6668 | 6647 |
| 64 | 7132 | 6172 | 6835 | 6535 | 6518 | 6454 |
| 512 | | | 10525 | 8442 | 7193 | 6766 |
| 2048 | | | | 6973 | 11533 | 8242 |
| 8192 | | | | | | 7059 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 30829 | 32896 | 31684 | 33420 | 33537 | 33562 |
| 64 | 32259 | 40130 | 39017 | 39428 | 39325 | 40530 |
| 512 | | | 38129 | 40112 | 39981 | 44398 |
| 2048 | | | | 39016 | 47611 | 50562 |
| 8192 | | | | | | 64065 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 35539 | 33151 | 33221 | 33403 | 34582 | 69922 |
| 64 | 34956 | 40519 | 38173 | 39245 | 61907 | 74877 |
| 512 | | | 39336 | 40159 | 40305 | 74939 |
| 2048 | | | | 40088 | 65408 | 89447 |
| 8192 | | | | | | 99272 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15304 | 7102 | 7127 | 10888 | 10600 | 9089 |
| 64 | 12121 | 6926 | 6892 | 10543 | 11823 | 7714 |
| 512 | | | 7024 | 10669 | 8171 | 7866 |
| 2048 | | | | 11072 | 11858 | 7678 |
| 8192 | | | | | | 9408 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16008 | 7294 | 7313 | 9540 | 7204 | 7178 |
| 64 | 7738 | 7127 | 7107 | 10878 | 10718 | 6933 |
| 512 | | | 7233 | 7205 | 7062 | 7032 |
| 2048 | | | | 11026 | 10673 | 7061 |
| 8192 | | | | | | 8554 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77668 | 36311 | 34698 | 34555 | 34789 | 38293 |
| 64 | 42784 | 40132 | 40232 | 64339 | 42166 | 45168 |
| 512 | | | 41475 | 40795 | 41360 | 49747 |
| 2048 | | | | 64404 | 62542 | 71373 |
| 8192 | | | | | | 99308 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83881 | 35097 | 34203 | 35639 | 80757 | 84200 |
| 64 | 43689 | 39936 | 40136 | 63487 | 63972 | 96662 |
| 512 | | | 41631 | 41272 | 68513 | 100612 |
| 2048 | | | | 67718 | 99198 | 99493 |
| 8192 | | | | | | 99567 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 72312 | 32384 | 31476 | 48876 | 77581 | 77291 |
| 64 | 42777 | 38652 | 40039 | 64465 | 73261 | 98363 |
| 512 | | | 64402 | 46732 | 99863 | 100424 |
| 2048 | | | | 98832 | 99123 | 99567 |
| 8192 | | | | | | 99346 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 14766 | 7037 | 7084 | 15063 | 14662 | 9677 |
| 64 | 7383 | 6996 | 7093 | 12937 | 13586 | 9682 |
| 512 | | | 11506 | 16139 | 14686 | 9664 |
| 2048 | | | | 16268 | 12562 | 9055 |
| 8192 | | | | | | 9312 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 67579 | 34519 | 34414 | 80082 | 53751 | 44237 |
| 64 | 40298 | 40328 | 40819 | 66246 | 63700 | 44911 |
| 512 | | | 67648 | 92435 | 44798 | 49664 |
| 2048 | | | | 80081 | 41057 | 49417 |
| 8192 | | | | | | 88011 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18078 | 8313 | 8422 | 16320 | 12380 | 10767 |
| 64 | 7766 | 7060 | 7188 | 11422 | 11195 | 9994 |
| 512 | | | 11487 | 11479 | 12426 | 10109 |
| 2048 | | | | 15445 | 14055 | 9086 |
| 8192 | | | | | | 9994 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 190491 | 33821 | 33824 | 58203 | 32576 | 39545 |
| 64 | 39556 | 42581 | 43917 | 65470 | 42100 | 44828 |
| 512 | | | 67922 | 64713 | 44034 | 51572 |
| 2048 | | | | 97399 | 44019 | 56099 |
| 8192 | | | | | | 75615 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15083 | 6662 | 6600 | 10425 | 9890 | 11250 |
| 64 | 7543 | 8112 | 6758 | 10013 | 11698 | 10202 |
| 512 | | | 17622 | 12799 | 11469 | 8966 |
| 2048 | | | | 12418 | 23967 | 13809 |
| 8192 | | | | | | 11938 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15534 | 6870 | 6793 | 10796 | 6715 | 7218 |
| 64 | 7516 | 8498 | 6961 | 9658 | 10315 | 9729 |
| 512 | | | 19043 | 12814 | 7918 | 7084 |
| 2048 | | | | 10026 | 18403 | 10442 |
| 8192 | | | | | | 8806 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 67647 | 33822 | 33824 | 54338 | 43890 | 46790 |
| 64 | 41100 | 40718 | 40967 | 40621 | 64127 | 53547 |
| 512 | | | 64523 | 65856 | 40536 | 52789 |
| 2048 | | | | 41120 | 65248 | 66361 |
| 8192 | | | | | | 80176 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77578 | 34519 | 33789 | 54162 | 54894 | 81939 |
| 64 | 41106 | 40921 | 41171 | 46027 | 64964 | 97013 |
| 512 | | | 64646 | 65790 | 66410 | 100310 |
| 2048 | | | | 66377 | 88767 | 99937 |
| 8192 | | | | | | 100124 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15648 | 7846 | 8957 | 11299 | 12789 | 11629 |
| 64 | 15307 | 6973 | 10954 | 15469 | 12428 | 11907 |
| 512 | | | 11207 | 16428 | 11743 | 10921 |
| 2048 | | | | 15719 | 14461 | 11689 |
| 8192 | | | | | | 12737 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16255 | 7371 | 7366 | 11691 | 7889 | 8563 |
| 64 | 15534 | 7219 | 10511 | 11405 | 11077 | 9320 |
| 512 | | | 11578 | 12858 | 11242 | 7094 |
| 2048 | | | | 11491 | 11556 | 10434 |
| 8192 | | | | | | 9266 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 37779 | 36001 | 59229 | 38391 | 47401 |
| 64 | 87433 | 42153 | 67377 | 66443 | 66115 | 70696 |
| 512 | | | 69470 | 65026 | 65889 | 74420 |
| 2048 | | | | 67715 | 67276 | 101029 |
| 8192 | | | | | | 101717 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 95251 | 38129 | 34734 | 58867 | 84785 | 89777 |
| 64 | 87319 | 42153 | 65023 | 65792 | 86928 | 101067 |
| 512 | | | 68477 | 65154 | 102144 | 101910 |
| 2048 | | | | 103080 | 102847 | 101988 |
| 8192 | | | | | | 101640 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 33684 | 42418 | 77314 | 81988 | 82089 |
| 64 | 87319 | 39944 | 65152 | 101215 | 103879 | 102221 |
| 512 | | | 95326 | 76781 | 102376 | 101718 |
| 2048 | | | | 104043 | 103163 | 102573 |
| 8192 | | | | | | 101602 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16255 | 7181 | 16852 | 16066 | 15993 | 13335 |
| 64 | 15647 | 7108 | 15377 | 16578 | 16578 | 12735 |
| 512 | | | 16955 | 17032 | 16430 | 13101 |
| 2048 | | | | 17128 | 15491 | 13037 |
| 8192 | | | | | | 13249 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77668 | 36786 | 85597 | 88884 | 58330 | 60200 |
| 64 | 80582 | 41524 | 107202 | 103240 | 79796 | 66559 |
| 512 | | | 105852 | 105845 | 75233 | 66493 |
| 2048 | | | | 102769 | 67075 | 65647 |
| 8192 | | | | | | 101679 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18556 | 8481 | 19901 | 19860 | 18721 | 11477 |
| 64 | 15763 | 7181 | 17251 | 14054 | 14571 | 11698 |
| 512 | | | 17067 | 16202 | 14893 | 12895 |
| 2048 | | | | 17036 | 16237 | 10989 |
| 8192 | | | | | | 12780 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 231775 | 35541 | 83259 | 76782 | 65728 | 54262 |
| 64 | 83881 | 45341 | 113740 | 72469 | 67820 | 67192 |
| 512 | | | 82848 | 90200 | 67343 | 66460 |
| 2048 | | | | 103085 | 67888 | 86730 |
| 8192 | | | | | | 101718 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15307 | 6716 | 10571 | 11469 | 13320 | 11907 |
| 64 | 15307 | 19237 | 13288 | 10469 | 13132 | 13010 |
| 512 | | | 21774 | 12910 | 13582 | 11509 |
| 2048 | | | | 16344 | 25955 | 15548 |
| 8192 | | | | | | 12840 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15885 | 6967 | 10816 | 10880 | 10692 | 10646 |
| 64 | 15763 | 20165 | 12758 | 10764 | 10438 | 10367 |
| 512 | | | 20585 | 13502 | 11459 | 9483 |
| 2048 | | | | 11434 | 19000 | 13267 |
| 8192 | | | | | | 12134 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 37279 | 55462 | 58356 | 58329 | 82240 |
| 64 | 87319 | 106172 | 68335 | 67173 | 67174 | 69995 |
| 512 | | | 67787 | 67446 | 55142 | 100011 |
| 2048 | | | | 67242 | 66675 | 79559 |
| 8192 | | | | | | 99863 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83881 | 37279 | 54915 | 58203 | 88648 | 88416 |
| 64 | 87319 | 106130 | 66179 | 66508 | 71811 | 100198 |
| 512 | | | 67107 | 67718 | 101756 | 101641 |
| 2048 | | | | 101066 | 102065 | 100876 |
| 8192 | | | | | | 100954 |