Tests by date
JFFS2, 2008-11-26
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7738 | 7151 | 7127 | 10911 | 9389 | 8192 |
| 64 | 7436 | 5882 | 6519 | 10528 | 13420 | 11159 |
| 512 | | | 6929 | 10686 | 7860 | 7935 |
| 2048 | | | | 15016 | 11937 | 6940 |
| 8192 | | | | | | 8998 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7681 | 7351 | 7403 | 7445 | 7230 | 7221 |
| 64 | 7331 | 7133 | 7168 | 8851 | 8300 | 7391 |
| 512 | | | 7133 | 11380 | 7014 | 7028 |
| 2048 | | | | 14305 | 8791 | 7121 |
| 8192 | | | | | | 12426 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41941 | 38472 | 36234 | 36432 | 36206 | 51562 |
| 64 | 40298 | 38828 | 38790 | 40499 | 40548 | 57320 |
| 512 | | | 38701 | 66051 | 43295 | 65043 |
| 2048 | | | | 64218 | 40160 | 66924 |
| 8192 | | | | | | 73023 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 47652 | 36628 | 36711 | 36571 | 41956 | 90290 |
| 64 | 41106 | 39012 | 39383 | 40353 | 65408 | 98870 |
| 512 | | | 39289 | 66179 | 100611 | 100649 |
| 2048 | | | | 64652 | 99200 | 100574 |
| 8192 | | | | | | 98111 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41100 | 34519 | 33089 | 33123 | 81689 | 82240 |
| 64 | 40304 | 38299 | 38303 | 40377 | 98760 | 97825 |
| 512 | | | 38926 | 66115 | 100990 | 99937 |
| 2048 | | | | 72784 | 98397 | 100274 |
| 8192 | | | | | | 98111 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8065 | 7151 | 6756 | 14317 | 16336 | 11873 |
| 64 | 7230 | 6990 | 7046 | 14214 | 15957 | 12553 |
| 512 | | | 10143 | 10653 | 13290 | 9508 |
| 2048 | | | | 17019 | 11470 | 10008 |
| 8192 | | | | | | 9178 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38835 | 35540 | 33824 | 79700 | 34494 | 42642 |
| 64 | 38118 | 39938 | 38836 | 101066 | 65920 | 39779 |
| 512 | | | 99270 | 66906 | 40746 | 49002 |
| 2048 | | | | 80272 | 45039 | 57259 |
| 8192 | | | | | | 98363 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8490 | 8481 | 8418 | 19831 | 12271 | 11053 |
| 64 | 7709 | 6996 | 6701 | 11205 | 10988 | 9343 |
| 512 | | | 16980 | 11136 | 13972 | 9124 |
| 2048 | | | | 13576 | 15434 | 8692 |
| 8192 | | | | | | 9385 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91175 | 33415 | 34734 | 87152 | 38130 | 35743 |
| 64 | 40328 | 41727 | 42526 | 65343 | 40160 | 49655 |
| 512 | | | 99273 | 41630 | 65727 | 41108 |
| 2048 | | | | 81144 | 45236 | 57186 |
| 8192 | | | | | | 68164 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7652 | 6836 | 6678 | 10380 | 11683 | 10853 |
| 64 | 7409 | 8112 | 6358 | 10055 | 12192 | 11732 |
| 512 | | | 17412 | 14293 | 11010 | 11430 |
| 2048 | | | | 13598 | 22512 | 13713 |
| 8192 | | | | | | 9473 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7652 | 7043 | 6856 | 10832 | 10647 | 11658 |
| 64 | 7306 | 8594 | 6935 | 10669 | 10310 | 9315 |
| 512 | | | 19108 | 14658 | 8362 | 7298 |
| 2048 | | | | 6940 | 18459 | 15231 |
| 8192 | | | | | | 7061 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36156 | 37443 | 36353 | 58609 | 58379 | 58661 |
| 64 | 40304 | 41117 | 38435 | 64900 | 64901 | 39452 |
| 512 | | | 67244 | 64964 | 39957 | 82773 |
| 2048 | | | | 40820 | 65759 | 65728 |
| 8192 | | | | | | 84572 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 43661 | 37780 | 35887 | 58507 | 58456 | 63822 |
| 64 | 41106 | 41322 | 38790 | 63729 | 64435 | 94685 |
| 512 | | | 66442 | 64526 | 56158 | 99641 |
| 2048 | | | | 61736 | 100161 | 82215 |
| 8192 | | | | | | 99863 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15303 | 7151 | 7130 | 10742 | 10868 | 7316 |
| 64 | 7436 | 6915 | 10031 | 10533 | 12588 | 9687 |
| 512 | | | 6912 | 10708 | 9724 | 7573 |
| 2048 | | | | 14847 | 11962 | 9801 |
| 8192 | | | | | | 10143 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16251 | 7410 | 7407 | 7351 | 7241 | 7165 |
| 64 | 7306 | 5936 | 11237 | 11184 | 11014 | 6926 |
| 512 | | | 7146 | 11405 | 6970 | 7017 |
| 2048 | | | | 11015 | 8621 | 7021 |
| 8192 | | | | | | 10342 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83776 | 37953 | 36831 | 36157 | 36671 | 57554 |
| 64 | 39556 | 38479 | 66179 | 65792 | 65122 | 47401 |
| 512 | | | 40280 | 64964 | 40305 | 42798 |
| 2048 | | | | 66773 | 43073 | 78329 |
| 8192 | | | | | | 95800 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 36152 | 32419 | 36274 | 45343 | 90503 |
| 64 | 40298 | 40519 | 63069 | 64962 | 64901 | 91055 |
| 512 | | | 40621 | 64587 | 99715 | 97470 |
| 2048 | | | | 67039 | 100234 | 98543 |
| 8192 | | | | | | 101296 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80704 | 33285 | 32799 | 33058 | 82492 | 82671 |
| 64 | 38812 | 40328 | 64152 | 64526 | 64156 | 94088 |
| 512 | | | 40572 | 64526 | 100762 | 98363 |
| 2048 | | | | 66974 | 100688 | 97825 |
| 8192 | | | | | | 101256 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 6944 | 7151 | 9435 | 15505 | 12595 | 9316 |
| 64 | 7280 | 7121 | 11274 | 14376 | 13540 | 8953 |
| 512 | | | 11558 | 15902 | 14252 | 12066 |
| 2048 | | | | 16955 | 14304 | 8790 |
| 8192 | | | | | | 9325 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36137 | 34520 | 90435 | 89120 | 44634 | 48011 |
| 64 | 36761 | 39751 | 63547 | 99712 | 65028 | 51801 |
| 512 | | | 101365 | 100613 | 40148 | 63882 |
| 2048 | | | | 81639 | 66116 | 51611 |
| 8192 | | | | | | 101296 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8999 | 8380 | 19913 | 13397 | 14807 | 10683 |
| 64 | 7681 | 7102 | 11351 | 11632 | 11419 | 8799 |
| 512 | | | 16998 | 11461 | 10923 | 9489 |
| 2048 | | | | 11083 | 11388 | 9082 |
| 8192 | | | | | | 8800 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 61664 | 33552 | 87379 | 55969 | 33739 | 40341 |
| 64 | 31763 | 41316 | 70640 | 65470 | 39107 | 40951 |
| 512 | | | 104190 | 64339 | 42730 | 44978 |
| 2048 | | | | 66642 | 54804 | 46635 |
| 8192 | | | | | | 87352 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7489 | 6792 | 12052 | 10131 | 14442 | 11623 |
| 64 | 7462 | 8034 | 8897 | 10052 | 6314 | 11242 |
| 512 | | | 17466 | 12856 | 13413 | 8615 |
| 2048 | | | | 11096 | 21626 | 15285 |
| 8192 | | | | | | 10291 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7409 | 7007 | 10987 | 10890 | 7096 | 10739 |
| 64 | 6943 | 8498 | 6926 | 10699 | 6493 | 10334 |
| 512 | | | 18903 | 8099 | 7194 | 11020 |
| 2048 | | | | 11054 | 16314 | 8238 |
| 8192 | | | | | | 9345 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 34933 | 35999 | 57260 | 58051 | 35535 | 57827 |
| 64 | 39550 | 37786 | 38390 | 65408 | 39371 | 63519 |
| 512 | | | 65276 | 39732 | 39815 | 50212 |
| 2048 | | | | 64526 | 49453 | 66279 |
| 8192 | | | | | | 73262 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 39550 | 36306 | 56967 | 57015 | 38391 | 71164 |
| 64 | 40304 | 38654 | 38880 | 64713 | 68617 | 88097 |
| 512 | | | 64650 | 39290 | 47527 | 99236 |
| 2048 | | | | 64775 | 99642 | 99901 |
| 8192 | | | | | | 94619 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18556 | 16877 | 7137 | 11006 | 11203 | 7914 |
| 64 | 18395 | 6915 | 6540 | 6679 | 11842 | 7558 |
| 512 | | | 11129 | 10715 | 10947 | 8734 |
| 2048 | | | | 7032 | 8810 | 7673 |
| 8192 | | | | | | 8712 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 19595 | 17586 | 6973 | 11777 | 11811 | 7109 |
| 64 | 19059 | 7078 | 7098 | 6966 | 7192 | 6953 |
| 512 | | | 11503 | 8553 | 11291 | 7054 |
| 2048 | | | | 6958 | 7087 | 6997 |
| 8192 | | | | | | 9340 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 99858 | 91163 | 34064 | 56016 | 36118 | 50278 |
| 64 | 104727 | 37953 | 39850 | 40112 | 43576 | 44274 |
| 512 | | | 67510 | 39038 | 66149 | 60910 |
| 2048 | | | | 54119 | 67411 | 66526 |
| 8192 | | | | | | 98980 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 110323 | 90206 | 33519 | 55415 | 48054 | 82392 |
| 64 | 104727 | 38479 | 39244 | 50495 | 97753 | 97222 |
| 512 | | | 66705 | 39545 | 65986 | 99900 |
| 2048 | | | | 96979 | 97754 | 100013 |
| 8192 | | | | | | 98724 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91175 | 82233 | 31387 | 49746 | 76783 | 73583 |
| 64 | 99672 | 37447 | 39290 | 97821 | 96073 | 96351 |
| 512 | | | 67787 | 74812 | 66410 | 99310 |
| 2048 | | | | 97821 | 97329 | 100311 |
| 8192 | | | | | | 98724 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 19602 | 17015 | 6735 | 14942 | 15358 | 8953 |
| 64 | 19235 | 5974 | 11181 | 15894 | 13859 | 8815 |
| 512 | | | 11538 | 17185 | 11314 | 11479 |
| 2048 | | | | 17158 | 13910 | 9097 |
| 8192 | | | | | | 9385 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83776 | 84712 | 33320 | 83780 | 33462 | 36021 |
| 64 | 95387 | 39013 | 100756 | 65792 | 46847 | 50936 |
| 512 | | | 68335 | 86369 | 40499 | 50936 |
| 2048 | | | | 97542 | 64157 | 85926 |
| 8192 | | | | | | 89298 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 20357 | 11110 | 8494 | 13667 | 15646 | 11733 |
| 64 | 19236 | 6967 | 17041 | 11326 | 16163 | 8995 |
| 512 | | | 10581 | 11160 | 14956 | 8771 |
| 2048 | | | | 15094 | 13713 | 9176 |
| 8192 | | | | | | 11672 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 261334 | 31651 | 32356 | 32529 | 32002 | 46035 |
| 64 | 99672 | 41727 | 101677 | 65408 | 38937 | 67803 |
| 512 | | | 66836 | 63971 | 65857 | 47763 |
| 2048 | | | | 79604 | 64064 | 53526 |
| 8192 | | | | | | 91334 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18719 | 6732 | 6587 | 6027 | 12275 | 10076 |
| 64 | 18556 | 8112 | 11683 | 10475 | 12724 | 10982 |
| 512 | | | 17494 | 12865 | 11331 | 8780 |
| 2048 | | | | 13737 | 24297 | 14506 |
| 8192 | | | | | | 8405 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 19236 | 6996 | 6799 | 6806 | 9300 | 6678 |
| 64 | 19064 | 8621 | 10391 | 10778 | 10167 | 11158 |
| 512 | | | 18989 | 11362 | 7235 | 6817 |
| 2048 | | | | 12543 | 18456 | 8231 |
| 8192 | | | | | | 9263 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83881 | 33822 | 33155 | 33139 | 32735 | 35815 |
| 64 | 104727 | 39944 | 65788 | 64218 | 65216 | 64465 |
| 512 | | | 67787 | 40402 | 39779 | 49444 |
| 2048 | | | | 66051 | 64869 | 85136 |
| 8192 | | | | | | 75381 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 95251 | 34665 | 32639 | 33091 | 56205 | 81048 |
| 64 | 110368 | 40328 | 63792 | 63429 | 64496 | 88913 |
| 512 | | | 66971 | 40696 | 40366 | 99272 |
| 2048 | | | | 65985 | 64964 | 86396 |
| 8192 | | | | | | 99938 |