Tests by date
JFFS2, 2008-11-21
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7462 | 7200 | 7174 | 6898 | 11130 | 7798 |
| 64 | 7462 | 6892 | 6955 | 6926 | 10450 | 11004 |
| 512 | | | 7040 | 11043 | 10760 | 9832 |
| 2048 | | | | 15084 | 12297 | 7297 |
| 8192 | | | | | | 8860 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7709 | 7403 | 7399 | 7348 | 8458 | 7171 |
| 64 | 7435 | 7078 | 6766 | 6896 | 6930 | 6946 |
| 512 | | | 7200 | 6931 | 7620 | 7027 |
| 2048 | | | | 11026 | 11181 | 7043 |
| 8192 | | | | | | 7055 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 39550 | 33961 | 34698 | 33824 | 33672 | 55622 |
| 64 | 41100 | 38835 | 40183 | 39969 | 40548 | 60704 |
| 512 | | | 38925 | 39826 | 39898 | 48903 |
| 2048 | | | | 63368 | 64403 | 47713 |
| 8192 | | | | | | 97968 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 43689 | 34097 | 34273 | 33824 | 72082 | 83624 |
| 64 | 41909 | 39378 | 39850 | 40671 | 42608 | 100013 |
| 512 | | | 39383 | 40016 | 75613 | 98726 |
| 2048 | | | | 64279 | 97896 | 99789 |
| 8192 | | | | | | 99346 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38807 | 32261 | 31154 | 35601 | 76958 | 77025 |
| 64 | 41106 | 38652 | 39289 | 98975 | 99790 | 99126 |
| 512 | | | 39708 | 83674 | 98977 | 98653 |
| 2048 | | | | 64218 | 96558 | 99272 |
| 8192 | | | | | | 99346 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8159 | 6996 | 7079 | 16781 | 15104 | 9894 |
| 64 | 7357 | 6990 | 7158 | 16710 | 16373 | 13172 |
| 512 | | | 11405 | 16899 | 16296 | 9086 |
| 2048 | | | | 16857 | 14972 | 13046 |
| 8192 | | | | | | 9575 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36156 | 33961 | 33588 | 83779 | 54250 | 43436 |
| 64 | 38835 | 40320 | 39428 | 94517 | 78627 | 65744 |
| 512 | | | 100461 | 90076 | 65280 | 51911 |
| 2048 | | | | 77761 | 64126 | 65455 |
| 8192 | | | | | | 98075 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8810 | 8422 | 15760 | 15420 | 11973 | 11113 |
| 64 | 7737 | 6938 | 7212 | 12626 | 11071 | 9419 |
| 512 | | | 15584 | 12550 | 10972 | 9943 |
| 2048 | | | | 11083 | 11708 | 9752 |
| 8192 | | | | | | 10768 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91144 | 33822 | 81639 | 52881 | 32279 | 35568 |
| 64 | 33262 | 41316 | 43860 | 65343 | 66411 | 40184 |
| 512 | | | 98689 | 66510 | 51463 | 50372 |
| 2048 | | | | 64156 | 39313 | 51463 |
| 8192 | | | | | | 76368 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7625 | 6764 | 15548 | 10469 | 6502 | 11636 |
| 64 | 7462 | 8112 | 6749 | 10373 | 10018 | 8910 |
| 512 | | | 21523 | 12811 | 13435 | 10497 |
| 2048 | | | | 11070 | 24376 | 15061 |
| 8192 | | | | | | 8453 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7488 | 6864 | 8272 | 7461 | 6620 | 9905 |
| 64 | 6967 | 8577 | 6500 | 10332 | 10331 | 6458 |
| 512 | | | 23269 | 8384 | 7160 | 6787 |
| 2048 | | | | 11416 | 18992 | 11136 |
| 8192 | | | | | | 9366 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 33283 | 34096 | 33926 | 32976 | 33462 | 55029 |
| 64 | 39550 | 41316 | 41018 | 66246 | 66148 | 52572 |
| 512 | | | 66046 | 40499 | 40040 | 51921 |
| 2048 | | | | 63669 | 65407 | 46627 |
| 8192 | | | | | | 70640 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38118 | 34660 | 33188 | 31491 | 35887 | 82671 |
| 64 | 41106 | 41524 | 40232 | 65664 | 65921 | 99826 |
| 512 | | | 65406 | 40329 | 53366 | 99677 |
| 2048 | | | | 64033 | 67820 | 99126 |
| 8192 | | | | | | 100198 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7462 | 7049 | 7081 | 6904 | 12898 | 7802 |
| 64 | 7013 | 6955 | 6975 | 11030 | 9548 | 8089 |
| 512 | | | 11052 | 11041 | 11780 | 10097 |
| 2048 | | | | 11012 | 10832 | 7238 |
| 8192 | | | | | | 11920 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8096 | 7319 | 7385 | 7229 | 8060 | 7061 |
| 64 | 7709 | 7133 | 6759 | 7876 | 7017 | 6999 |
| 512 | | | 11495 | 9162 | 7173 | 7037 |
| 2048 | | | | 11035 | 8452 | 6743 |
| 8192 | | | | | | 7841 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38835 | 35999 | 35924 | 36432 | 35469 | 36979 |
| 64 | 41132 | 42574 | 40919 | 41838 | 38623 | 66100 |
| 512 | | | 65280 | 40451 | 55392 | 55484 |
| 2048 | | | | 64650 | 46978 | 58983 |
| 8192 | | | | | | 100050 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 33807 | 36312 | 36432 | 36570 | 38424 | 89747 |
| 64 | 33811 | 40718 | 40523 | 41527 | 74235 | 102026 |
| 512 | | | 65023 | 40646 | 100611 | 100725 |
| 2048 | | | | 64964 | 101371 | 99346 |
| 8192 | | | | | | 100124 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 35534 | 32892 | 32928 | 33288 | 82391 | 81938 |
| 64 | 39556 | 40138 | 40969 | 73825 | 101987 | 101602 |
| 512 | | | 64277 | 40844 | 100537 | 100574 |
| 2048 | | | | 64838 | 101526 | 99089 |
| 8192 | | | | | | 100050 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7626 | 7066 | 7105 | 14870 | 13313 | 9780 |
| 64 | 7331 | 7169 | 9683 | 16852 | 15601 | 11574 |
| 512 | | | 11526 | 16324 | 13580 | 9248 |
| 2048 | | | | 16752 | 11207 | 9191 |
| 8192 | | | | | | 9323 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 34956 | 36628 | 34806 | 88531 | 37574 | 37066 |
| 64 | 38118 | 41727 | 103883 | 105349 | 41578 | 45435 |
| 512 | | | 65920 | 101987 | 40512 | 50495 |
| 2048 | | | | 82338 | 49784 | 77069 |
| 8192 | | | | | | 99974 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8594 | 8413 | 7928 | 15842 | 15628 | 11881 |
| 64 | 7738 | 7078 | 16912 | 10885 | 13349 | 9286 |
| 512 | | | 10679 | 13109 | 14085 | 12228 |
| 2048 | | | | 13568 | 15911 | 9247 |
| 8192 | | | | | | 8813 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 99858 | 35393 | 34169 | 64713 | 34762 | 44768 |
| 64 | 38835 | 43919 | 110014 | 67579 | 67958 | 55404 |
| 512 | | | 65023 | 65470 | 66575 | 65857 |
| 2048 | | | | 81047 | 66808 | 50193 |
| 8192 | | | | | | 87494 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7543 | 6694 | 6665 | 10566 | 13278 | 12136 |
| 64 | 7543 | 8128 | 12368 | 10409 | 10082 | 10412 |
| 512 | | | 17503 | 12809 | 10937 | 11423 |
| 2048 | | | | 13662 | 24010 | 15487 |
| 8192 | | | | | | 11735 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7516 | 6921 | 6845 | 10448 | 8081 | 7399 |
| 64 | 7331 | 8612 | 10273 | 10345 | 8726 | 10282 |
| 512 | | | 19141 | 13421 | 11415 | 7370 |
| 2048 | | | | 10579 | 19013 | 13177 |
| 8192 | | | | | | 7126 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 33824 | 36628 | 35732 | 59493 | 36363 | 41923 |
| 64 | 41106 | 41524 | 66307 | 67579 | 41272 | 67820 |
| 512 | | | 39660 | 67107 | 65216 | 71716 |
| 2048 | | | | 40064 | 66116 | 66035 |
| 8192 | | | | | | 75828 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38812 | 36951 | 35619 | 58102 | 69724 | 88914 |
| 64 | 41935 | 41734 | 66706 | 66707 | 102690 | 70864 |
| 512 | | | 39754 | 66773 | 65279 | 99975 |
| 2048 | | | | 98832 | 69542 | 72393 |
| 8192 | | | | | | 100499 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15534 | 7055 | 6965 | 6860 | 11064 | 8935 |
| 64 | 15083 | 6898 | 6811 | 10901 | 10169 | 7179 |
| 512 | | | 6924 | 11017 | 7118 | 7526 |
| 2048 | | | | 11055 | 10829 | 9632 |
| 8192 | | | | | | 11301 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16255 | 7358 | 7316 | 7321 | 8420 | 7192 |
| 64 | 14662 | 7151 | 6688 | 10864 | 6954 | 6911 |
| 512 | | | 7168 | 10981 | 7052 | 7017 |
| 2048 | | | | 11003 | 10980 | 7026 |
| 8192 | | | | | | 11248 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77668 | 33689 | 33859 | 33604 | 33503 | 51622 |
| 64 | 83881 | 40718 | 39802 | 64838 | 39545 | 66991 |
| 512 | | | 39428 | 65090 | 40064 | 48462 |
| 2048 | | | | 66508 | 48559 | 44821 |
| 8192 | | | | | | 100162 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 34096 | 33552 | 52634 | 73103 | 82265 |
| 64 | 80607 | 38472 | 39802 | 64900 | 47011 | 98184 |
| 512 | | | 38926 | 65470 | 99715 | 100050 |
| 2048 | | | | 66443 | 100234 | 99715 |
| 8192 | | | | | | 99864 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 31772 | 30338 | 74979 | 75233 | 73684 |
| 64 | 83855 | 38306 | 39428 | 64463 | 96628 | 96005 |
| 512 | | | 39199 | 64775 | 99270 | 99751 |
| 2048 | | | | 100162 | 101293 | 99383 |
| 8192 | | | | | | 99901 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15307 | 7025 | 11073 | 16280 | 14899 | 8895 |
| 64 | 15534 | 7025 | 7128 | 11248 | 16266 | 9248 |
| 512 | | | 10103 | 11428 | 14080 | 8815 |
| 2048 | | | | 16194 | 10636 | 9556 |
| 8192 | | | | | | 12090 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 67579 | 33285 | 82439 | 65598 | 53070 | 35930 |
| 64 | 74852 | 39750 | 39428 | 65470 | 73704 | 50212 |
| 512 | | | 99863 | 65408 | 40160 | 57591 |
| 2048 | | | | 82647 | 64465 | 56512 |
| 8192 | | | | | | 65696 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18725 | 8346 | 17753 | 14302 | 11639 | 10948 |
| 64 | 15533 | 7145 | 7175 | 10888 | 13534 | 11252 |
| 512 | | | 15664 | 11041 | 14371 | 8850 |
| 2048 | | | | 13532 | 15432 | 11126 |
| 8192 | | | | | | 9443 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 209196 | 32512 | 79888 | 51742 | 29563 | 34295 |
| 64 | 80607 | 43236 | 44856 | 64964 | 63974 | 59375 |
| 512 | | | 100459 | 63610 | 65921 | 43471 |
| 2048 | | | | 70344 | 66741 | 47857 |
| 8192 | | | | | | 88300 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15198 | 6641 | 11218 | 10505 | 6467 | 11572 |
| 64 | 15194 | 8089 | 6727 | 10357 | 10035 | 11766 |
| 512 | | | 21550 | 12760 | 11006 | 10945 |
| 2048 | | | | 11053 | 21888 | 12589 |
| 8192 | | | | | | 12013 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15767 | 6864 | 10820 | 10375 | 6640 | 9617 |
| 64 | 15648 | 8481 | 6530 | 10287 | 10302 | 6497 |
| 512 | | | 23596 | 13408 | 11412 | 7507 |
| 2048 | | | | 11418 | 18917 | 8288 |
| 8192 | | | | | | 8545 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 69865 | 34519 | 54917 | 54827 | 33420 | 49710 |
| 64 | 83881 | 40138 | 39945 | 66051 | 65122 | 49820 |
| 512 | | | 40185 | 65406 | 65311 | 49408 |
| 2048 | | | | 63912 | 66018 | 56299 |
| 8192 | | | | | | 97293 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 34806 | 54471 | 54603 | 43240 | 82240 |
| 64 | 87319 | 40519 | 39614 | 65087 | 64744 | 98004 |
| 512 | | | 40329 | 64526 | 65502 | 99901 |
| 2048 | | | | 64218 | 65759 | 99016 |
| 8192 | | | | | | 97577 |