Tests by date
JFFS2, 2008-11-23
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7625 | 5398 | 6714 | 11299 | 10588 | 7718 |
| 64 | 7157 | 6898 | 6853 | 6660 | 10864 | 8163 |
| 512 | | | 6965 | 10631 | 10516 | 8896 |
| 2048 | | | | 13848 | 10850 | 11503 |
| 8192 | | | | | | 7697 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7516 | 7410 | 7302 | 7038 | 7217 | 7201 |
| 64 | 7708 | 7090 | 7078 | 7067 | 9189 | 6924 |
| 512 | | | 6769 | 8646 | 7010 | 7008 |
| 2048 | | | | 11380 | 7042 | 10759 |
| 8192 | | | | | | 9402 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 40304 | 35999 | 37323 | 35639 | 36621 | 60403 |
| 64 | 40328 | 39197 | 38926 | 40160 | 40172 | 63700 |
| 512 | | | 38346 | 40304 | 40197 | 39609 |
| 2048 | | | | 65216 | 39981 | 67344 |
| 8192 | | | | | | 100499 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 43682 | 36628 | 36670 | 36511 | 51961 | 90534 |
| 64 | 41132 | 39567 | 39061 | 45342 | 77537 | 99162 |
| 512 | | | 39708 | 40329 | 53751 | 98870 |
| 2048 | | | | 66640 | 99270 | 100349 |
| 8192 | | | | | | 100500 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36781 | 34801 | 33123 | 33025 | 82645 | 82065 |
| 64 | 40298 | 38479 | 38435 | 99273 | 98326 | 96074 |
| 512 | | | 39061 | 73825 | 99345 | 98688 |
| 2048 | | | | 66573 | 97896 | 100499 |
| 8192 | | | | | | 100462 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7913 | 7175 | 7068 | 16706 | 15014 | 9198 |
| 64 | 7085 | 7002 | 7162 | 15872 | 15572 | 8927 |
| 512 | | | 10595 | 16131 | 13015 | 9541 |
| 2048 | | | | 16908 | 14488 | 13227 |
| 8192 | | | | | | 9234 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38118 | 34376 | 35887 | 89832 | 35867 | 51355 |
| 64 | 38118 | 40326 | 39060 | 66118 | 65248 | 56703 |
| 512 | | | 97821 | 94121 | 47259 | 40622 |
| 2048 | | | | 74979 | 65122 | 65856 |
| 8192 | | | | | | 100461 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8524 | 8447 | 8509 | 13400 | 15613 | 10426 |
| 64 | 7796 | 7025 | 6574 | 11188 | 13658 | 9679 |
| 512 | | | 16972 | 12883 | 13402 | 11800 |
| 2048 | | | | 11044 | 13989 | 9530 |
| 8192 | | | | | | 9591 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91175 | 35392 | 34591 | 56677 | 56703 | 43443 |
| 64 | 39556 | 43234 | 41578 | 65856 | 64869 | 54305 |
| 512 | | | 99852 | 62893 | 42689 | 49408 |
| 2048 | | | | 66246 | 64373 | 50137 |
| 8192 | | | | | | 95392 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7409 | 6615 | 6282 | 9998 | 10247 | 11471 |
| 64 | 7462 | 8096 | 6755 | 10034 | 8095 | 10797 |
| 512 | | | 17385 | 12787 | 12249 | 11109 |
| 2048 | | | | 11039 | 17480 | 13273 |
| 8192 | | | | | | 12208 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7305 | 6967 | 6799 | 7298 | 10575 | 8821 |
| 64 | 7306 | 8559 | 6968 | 10672 | 6506 | 10254 |
| 512 | | | 19097 | 8365 | 11416 | 7648 |
| 2048 | | | | 10997 | 18380 | 8160 |
| 8192 | | | | | | 10013 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 35539 | 36791 | 35469 | 36040 | 58996 | 89359 |
| 64 | 40328 | 40913 | 39474 | 66313 | 40136 | 71240 |
| 512 | | | 64277 | 39084 | 65312 | 42853 |
| 2048 | | | | 64650 | 64838 | 48436 |
| 8192 | | | | | | 100461 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 40328 | 37448 | 35582 | 35963 | 58866 | 89091 |
| 64 | 41106 | 41117 | 39108 | 65535 | 47866 | 98254 |
| 512 | | | 64524 | 44266 | 68233 | 99531 |
| 2048 | | | | 64713 | 72510 | 96559 |
| 8192 | | | | | | 100537 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15533 | 13272 | 7130 | 10855 | 9070 | 7405 |
| 64 | 15194 | 6984 | 6470 | 6641 | 11815 | 9129 |
| 512 | | | 7145 | 14569 | 7915 | 9000 |
| 2048 | | | | 11043 | 16020 | 11564 |
| 8192 | | | | | | 10115 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15884 | 7319 | 7363 | 7662 | 7165 | 7174 |
| 64 | 15648 | 7114 | 7087 | 7093 | 8639 | 6918 |
| 512 | | | 7142 | 7127 | 7024 | 7077 |
| 2048 | | | | 9949 | 11209 | 8314 |
| 8192 | | | | | | 7021 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 36152 | 33824 | 34467 | 34013 | 35516 |
| 64 | 83776 | 40322 | 38433 | 39199 | 39348 | 40659 |
| 512 | | | 41119 | 39568 | 39838 | 61609 |
| 2048 | | | | 52346 | 64870 | 83416 |
| 8192 | | | | | | 100162 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83750 | 35843 | 34238 | 34151 | 67174 | 84017 |
| 64 | 87319 | 40518 | 38880 | 39152 | 43379 | 97435 |
| 512 | | | 41220 | 39545 | 98977 | 97861 |
| 2048 | | | | 101220 | 64965 | 100088 |
| 8192 | | | | | | 100462 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 55129 | 32015 | 31183 | 31402 | 76871 | 76651 |
| 64 | 83881 | 38123 | 37956 | 38612 | 98040 | 95324 |
| 512 | | | 40968 | 98113 | 99419 | 98833 |
| 2048 | | | | 100010 | 98253 | 100237 |
| 8192 | | | | | | 100386 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15885 | 7066 | 6755 | 6648 | 13729 | 10884 |
| 64 | 15647 | 7078 | 9782 | 6854 | 13415 | 11176 |
| 512 | | | 11949 | 16159 | 15457 | 10747 |
| 2048 | | | | 16912 | 16559 | 8651 |
| 8192 | | | | | | 9908 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 69865 | 34096 | 32961 | 32831 | 43184 | 46945 |
| 64 | 80704 | 37614 | 96693 | 39452 | 39394 | 42717 |
| 512 | | | 104190 | 64342 | 65343 | 61328 |
| 2048 | | | | 99718 | 64901 | 53134 |
| 8192 | | | | | | 72276 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18395 | 8405 | 8581 | 8430 | 17349 | 10765 |
| 64 | 14665 | 7096 | 16586 | 16689 | 14077 | 11422 |
| 512 | | | 16980 | 11463 | 13498 | 10530 |
| 2048 | | | | 16178 | 13858 | 10786 |
| 8192 | | | | | | 12927 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 209034 | 33416 | 32607 | 32109 | 36571 | 39101 |
| 64 | 80582 | 39197 | 103236 | 95321 | 39475 | 53186 |
| 512 | | | 103873 | 65154 | 65217 | 45574 |
| 2048 | | | | 84519 | 64589 | 49996 |
| 8192 | | | | | | 70270 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 14873 | 6568 | 6620 | 6395 | 6455 | 11453 |
| 64 | 15194 | 8160 | 12895 | 11349 | 11963 | 10793 |
| 512 | | | 21564 | 12755 | 13439 | 11180 |
| 2048 | | | | 12907 | 24040 | 12751 |
| 8192 | | | | | | 12810 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 14459 | 6938 | 6788 | 6814 | 6810 | 7744 |
| 64 | 14459 | 8464 | 13378 | 6691 | 10275 | 7995 |
| 512 | | | 23333 | 12777 | 10808 | 7701 |
| 2048 | | | | 11019 | 18275 | 8187 |
| 8192 | | | | | | 8158 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 67647 | 34660 | 33420 | 33773 | 33312 | 83080 |
| 64 | 80607 | 39938 | 83050 | 39267 | 63012 | 43584 |
| 512 | | | 65276 | 64902 | 39441 | 40232 |
| 2048 | | | | 66310 | 65090 | 52459 |
| 8192 | | | | | | 71240 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77668 | 35097 | 33654 | 33537 | 45144 | 82468 |
| 64 | 83776 | 39938 | 65787 | 38545 | 62923 | 96698 |
| 512 | | | 64649 | 64279 | 51443 | 98980 |
| 2048 | | | | 66379 | 65248 | 98724 |
| 8192 | | | | | | 99641 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12407 | 7157 | 7165 | 7078 | 11120 | 8875 |
| 64 | 12121 | 6858 | 6911 | 16143 | 11736 | 11571 |
| 512 | | | 11118 | 6635 | 8776 | 10828 |
| 2048 | | | | 15775 | 11506 | 8311 |
| 8192 | | | | | | 10147 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 13023 | 7384 | 7006 | 7138 | 8595 | 7280 |
| 64 | 12556 | 7025 | 7070 | 12024 | 7207 | 7671 |
| 512 | | | 10703 | 7163 | 7066 | 6960 |
| 2048 | | | | 10490 | 10039 | 7060 |
| 8192 | | | | | | 9350 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 65501 | 37786 | 36670 | 36671 | 36741 | 54043 |
| 64 | 69865 | 40913 | 39850 | 65470 | 39627 | 39668 |
| 512 | | | 66446 | 41322 | 40882 | 41956 |
| 2048 | | | | 46506 | 40882 | 50955 |
| 8192 | | | | | | 100499 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 72312 | 36628 | 36236 | 34397 | 62747 | 90139 |
| 64 | 69865 | 41322 | 39108 | 66051 | 39685 | 97152 |
| 512 | | | 66706 | 49895 | 95936 | 99975 |
| 2048 | | | | 102139 | 101526 | 101679 |
| 8192 | | | | | | 100537 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 47652 | 33821 | 32831 | 32992 | 82593 | 82519 |
| 64 | 67579 | 37954 | 38390 | 65792 | 65439 | 96802 |
| 512 | | | 67922 | 102297 | 101295 | 99308 |
| 2048 | | | | 103079 | 101446 | 101256 |
| 8192 | | | | | | 100274 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12787 | 5857 | 7125 | 16574 | 14444 | 11817 |
| 64 | 12632 | 6955 | 9686 | 10865 | 13219 | 12012 |
| 512 | | | 11526 | 15910 | 15727 | 12215 |
| 2048 | | | | 16264 | 14665 | 13107 |
| 8192 | | | | | | 10118 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 46585 | 35393 | 35695 | 89596 | 38679 | 44005 |
| 64 | 65501 | 40322 | 96693 | 65856 | 64372 | 64465 |
| 512 | | | 66836 | 67581 | 66907 | 65696 |
| 2048 | | | | 101829 | 66575 | 67092 |
| 8192 | | | | | | 61314 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 14665 | 8421 | 8621 | 12821 | 15169 | 10611 |
| 64 | 7409 | 7019 | 15484 | 11257 | 13715 | 11579 |
| 512 | | | 11510 | 11471 | 13726 | 9301 |
| 2048 | | | | 16955 | 11591 | 9937 |
| 8192 | | | | | | 9482 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 149531 | 35393 | 34627 | 56251 | 56487 | 67786 |
| 64 | 41106 | 43455 | 106179 | 66573 | 64095 | 39423 |
| 512 | | | 67787 | 65341 | 66214 | 43149 |
| 2048 | | | | 90808 | 41259 | 47485 |
| 8192 | | | | | | 99863 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12121 | 6599 | 6688 | 10480 | 10276 | 11791 |
| 64 | 7133 | 8144 | 11606 | 10050 | 10223 | 10818 |
| 512 | | | 17762 | 11368 | 8906 | 10106 |
| 2048 | | | | 10728 | 26117 | 14151 |
| 8192 | | | | | | 11327 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12708 | 6898 | 6482 | 10474 | 9160 | 7162 |
| 64 | 7682 | 8594 | 11066 | 9662 | 7578 | 6952 |
| 512 | | | 17049 | 8427 | 7174 | 6876 |
| 2048 | | | | 11497 | 19029 | 12544 |
| 8192 | | | | | | 8577 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 58176 | 36786 | 36196 | 34789 | 36196 | 36104 |
| 64 | 40328 | 40913 | 65152 | 40671 | 39164 | 39809 |
| 512 | | | 40522 | 40402 | 40671 | 85081 |
| 2048 | | | | 65985 | 65407 | 75444 |
| 8192 | | | | | | 83442 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 65501 | 36951 | 36079 | 35153 | 62136 | 82014 |
| 64 | 34374 | 41117 | 65662 | 40281 | 37839 | 97790 |
| 512 | | | 40329 | 40523 | 91117 | 85190 |
| 2048 | | | | 66248 | 65631 | 99825 |
| 8192 | | | | | | 99715 |