Tests by date
JFFS2, 2009-02-26
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3061 | 5837 | 6759 | 6552 | 6981 | 7775 |
| 64 | 7409 | 6898 | 6571 | 6686 | 10028 | 7166 |
| 512 | | | 6543 | 6712 | 7375 | 7325 |
| 2048 | | | | 6962 | 7435 | 7286 |
| 8192 | | | | | | 8161 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3512 | 5978 | 6981 | 7105 | 6998 | 7146 |
| 64 | 6966 | 7108 | 6720 | 6868 | 6963 | 6692 |
| 512 | | | 7134 | 6839 | 7028 | 6916 |
| 2048 | | | | 6975 | 7081 | 6979 |
| 8192 | | | | | | 7053 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 30825 | 34097 | 34030 | 33790 | 34151 | 34520 |
| 64 | 38812 | 38472 | 38347 | 38501 | 38993 | 39481 |
| 512 | | | 39521 | 39452 | 39897 | 40752 |
| 2048 | | | | 41195 | 37344 | 50043 |
| 8192 | | | | | | 97754 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41100 | 34519 | 33790 | 32356 | 37293 | 79113 |
| 64 | 39556 | 39017 | 38790 | 38568 | 40269 | 88708 |
| 512 | | | 39107 | 39945 | 53472 | 93628 |
| 2048 | | | | 64402 | 89418 | 99162 |
| 8192 | | | | | | 93432 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36781 | 31535 | 30671 | 30783 | 51404 | 74091 |
| 64 | 38835 | 37117 | 37999 | 38260 | 62253 | 96178 |
| 512 | | | 39015 | 39779 | 95460 | 98689 |
| 2048 | | | | 64339 | 98182 | 96698 |
| 8192 | | | | | | 93141 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5040 | 6978 | 6694 | 11293 | 10815 | 8920 |
| 64 | 7181 | 5380 | 6710 | 6838 | 13117 | 8952 |
| 512 | | | 7028 | 11105 | 12544 | 9107 |
| 2048 | | | | 15227 | 11745 | 8905 |
| 8192 | | | | | | 8842 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 34374 | 34096 | 33188 | 33910 | 33554 | 40214 |
| 64 | 36781 | 38299 | 38835 | 40185 | 40076 | 39429 |
| 512 | | | 39475 | 63608 | 39957 | 40592 |
| 2048 | | | | 64463 | 39969 | 44598 |
| 8192 | | | | | | 61342 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8594 | 6641 | 7966 | 12962 | 11599 | 10222 |
| 64 | 7681 | 5493 | 7043 | 7053 | 7051 | 8473 |
| 512 | | | 6836 | 10822 | 10674 | 8766 |
| 2048 | | | | 11250 | 9098 | 8485 |
| 8192 | | | | | | 8727 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91175 | 32511 | 31212 | 51701 | 32279 | 34543 |
| 64 | 32259 | 40915 | 40819 | 40329 | 35667 | 39797 |
| 512 | | | 39848 | 64341 | 41145 | 40317 |
| 2048 | | | | 67242 | 39107 | 44128 |
| 8192 | | | | | | 61936 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3806 | 6584 | 6264 | 6965 | 6365 | 11327 |
| 64 | 6298 | 7731 | 6345 | 6037 | 9303 | 7874 |
| 512 | | | 10994 | 12268 | 9264 | 8369 |
| 2048 | | | | 10605 | 10973 | 12524 |
| 8192 | | | | | | 8813 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7357 | 6831 | 6735 | 6794 | 6698 | 6774 |
| 64 | 6897 | 6246 | 6100 | 6686 | 6517 | 6422 |
| 512 | | | 11877 | 9718 | 7130 | 6748 |
| 2048 | | | | 6953 | 11882 | 8223 |
| 8192 | | | | | | 7074 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 28724 | 33420 | 33553 | 34255 | 32680 | 34035 |
| 64 | 32771 | 40328 | 38390 | 38925 | 39510 | 46338 |
| 512 | | | 39383 | 39898 | 40184 | 40913 |
| 2048 | | | | 39993 | 40511 | 43570 |
| 8192 | | | | | | 65328 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36781 | 33285 | 33857 | 34169 | 35301 | 64481 |
| 64 | 39556 | 40719 | 38924 | 38501 | 39487 | 77136 |
| 512 | | | 39383 | 40064 | 46994 | 95256 |
| 2048 | | | | 41552 | 65600 | 86786 |
| 8192 | | | | | | 94386 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12407 | 7169 | 7099 | 9629 | 10267 | 10771 |
| 64 | 12190 | 6944 | 6928 | 10341 | 11827 | 8880 |
| 512 | | | 6974 | 8839 | 9446 | 7832 |
| 2048 | | | | 10721 | 11191 | 8246 |
| 8192 | | | | | | 11310 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12864 | 7339 | 7331 | 7368 | 7352 | 7217 |
| 64 | 7435 | 7139 | 7127 | 8214 | 8972 | 6952 |
| 512 | | | 7208 | 7177 | 7067 | 7036 |
| 2048 | | | | 11077 | 7190 | 7077 |
| 8192 | | | | | | 8626 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 65501 | 35097 | 34521 | 34379 | 35772 | 43506 |
| 64 | 41106 | 40519 | 39992 | 40475 | 41247 | 42867 |
| 512 | | | 40426 | 41449 | 40758 | 46961 |
| 2048 | | | | 64713 | 40982 | 62938 |
| 8192 | | | | | | 98907 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 69865 | 35241 | 34413 | 40040 | 55854 | 84706 |
| 64 | 41915 | 39567 | 39756 | 42581 | 63042 | 98039 |
| 512 | | | 40572 | 64650 | 64188 | 99789 |
| 2048 | | | | 67581 | 98689 | 100688 |
| 8192 | | | | | | 98943 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 59862 | 32389 | 31476 | 52428 | 75402 | 77514 |
| 64 | 40328 | 39012 | 39710 | 60025 | 93789 | 97046 |
| 512 | | | 40231 | 64528 | 100762 | 99603 |
| 2048 | | | | 74399 | 99123 | 101066 |
| 8192 | | | | | | 98652 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12784 | 7049 | 7104 | 15686 | 14775 | 9718 |
| 64 | 7332 | 7019 | 7073 | 11320 | 13455 | 10004 |
| 512 | | | 11491 | 15906 | 14455 | 9623 |
| 2048 | | | | 16288 | 13066 | 9270 |
| 8192 | | | | | | 9492 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 53728 | 34660 | 34030 | 67242 | 54961 | 46012 |
| 64 | 38807 | 40132 | 40770 | 66049 | 62484 | 49719 |
| 512 | | | 66971 | 97397 | 41196 | 46830 |
| 2048 | | | | 84628 | 43170 | 65647 |
| 8192 | | | | | | 98544 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 14766 | 8413 | 8553 | 15794 | 12838 | 10747 |
| 64 | 7737 | 7043 | 7139 | 10994 | 11081 | 10453 |
| 512 | | | 14121 | 11233 | 11166 | 9221 |
| 2048 | | | | 14122 | 13156 | 9522 |
| 8192 | | | | | | 9435 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 149531 | 33687 | 32928 | 56015 | 32936 | 39227 |
| 64 | 39550 | 42581 | 43803 | 64777 | 40475 | 49100 |
| 512 | | | 67644 | 65406 | 47094 | 41164 |
| 2048 | | | | 82140 | 53387 | 55553 |
| 8192 | | | | | | 77829 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12121 | 6716 | 6668 | 10258 | 11847 | 11680 |
| 64 | 7462 | 8112 | 6764 | 10338 | 11322 | 10926 |
| 512 | | | 17715 | 12826 | 13250 | 9281 |
| 2048 | | | | 11738 | 23140 | 13450 |
| 8192 | | | | | | 11562 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 12708 | 6892 | 6856 | 10467 | 7024 | 7792 |
| 64 | 7331 | 8473 | 6964 | 10333 | 9238 | 7609 |
| 512 | | | 19010 | 12883 | 7239 | 6783 |
| 2048 | | | | 11070 | 18482 | 11125 |
| 8192 | | | | | | 9479 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 56641 | 34806 | 34238 | 55599 | 34117 | 38562 |
| 64 | 40304 | 40913 | 40720 | 63368 | 40353 | 54928 |
| 512 | | | 65662 | 65026 | 40820 | 55438 |
| 2048 | | | | 65216 | 66115 | 55473 |
| 8192 | | | | | | 78444 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 63562 | 35387 | 34031 | 55141 | 54782 | 83313 |
| 64 | 41100 | 41117 | 39754 | 61623 | 59440 | 96178 |
| 512 | | | 65028 | 65216 | 65344 | 100499 |
| 2048 | | | | 67311 | 67547 | 99567 |
| 8192 | | | | | | 99604 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15647 | 7225 | 7188 | 11328 | 12858 | 11935 |
| 64 | 15198 | 6996 | 16257 | 10979 | 13490 | 11814 |
| 512 | | | 11370 | 12846 | 12578 | 11813 |
| 2048 | | | | 14794 | 13651 | 11572 |
| 8192 | | | | | | 12191 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16255 | 7397 | 7400 | 11711 | 11734 | 7905 |
| 64 | 15652 | 7175 | 15498 | 11303 | 11199 | 7784 |
| 512 | | | 17006 | 12942 | 8639 | 7905 |
| 2048 | | | | 12922 | 11274 | 11313 |
| 8192 | | | | | | 12369 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 37780 | 35695 | 56679 | 59598 | 55427 |
| 64 | 83881 | 41939 | 103875 | 67648 | 65695 | 62806 |
| 512 | | | 101981 | 67785 | 43662 | 65986 |
| 2048 | | | | 68337 | 98182 | 91961 |
| 8192 | | | | | | 101028 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91020 | 38299 | 35848 | 56488 | 85488 | 89717 |
| 64 | 87319 | 41117 | 103875 | 66443 | 94783 | 101679 |
| 512 | | | 89470 | 88067 | 102066 | 101602 |
| 2048 | | | | 104044 | 101831 | 102376 |
| 8192 | | | | | | 100989 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77668 | 33285 | 43803 | 81538 | 79510 | 81939 |
| 64 | 83750 | 41524 | 64650 | 95593 | 100988 | 100386 |
| 512 | | | 80458 | 102769 | 102376 | 100877 |
| 2048 | | | | 102610 | 103163 | 102066 |
| 8192 | | | | | | 100649 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16256 | 7181 | 16852 | 16714 | 16310 | 12740 |
| 64 | 15763 | 7151 | 12666 | 16706 | 16369 | 12324 |
| 512 | | | 17024 | 16963 | 16861 | 12298 |
| 2048 | | | | 17238 | 15398 | 12880 |
| 8192 | | | | | | 12763 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 35843 | 85589 | 84947 | 56512 | 58279 |
| 64 | 80607 | 41118 | 98680 | 101829 | 74398 | 66907 |
| 512 | | | 105514 | 104366 | 74482 | 66658 |
| 2048 | | | | 104526 | 67411 | 76281 |
| 8192 | | | | | | 100991 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18395 | 8464 | 20080 | 18355 | 15264 | 11744 |
| 64 | 14561 | 7181 | 16693 | 13966 | 13905 | 12785 |
| 512 | | | 17076 | 13584 | 14339 | 12388 |
| 2048 | | | | 16348 | 15868 | 11983 |
| 8192 | | | | | | 12840 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 232780 | 35844 | 83461 | 82647 | 53134 | 53302 |
| 64 | 83881 | 44616 | 89715 | 67107 | 67109 | 64808 |
| 512 | | | 101981 | 84624 | 68198 | 70197 |
| 2048 | | | | 103879 | 67411 | 78489 |
| 8192 | | | | | | 101028 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15194 | 6770 | 10394 | 11229 | 12550 | 12251 |
| 64 | 15307 | 8248 | 13205 | 10511 | 12162 | 11942 |
| 512 | | | 26399 | 13712 | 14889 | 13096 |
| 2048 | | | | 13704 | 24690 | 17484 |
| 8192 | | | | | | 12518 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15529 | 6996 | 10880 | 10969 | 10621 | 10717 |
| 64 | 7709 | 8639 | 13194 | 10759 | 10559 | 10286 |
| 512 | | | 19384 | 13513 | 14038 | 10802 |
| 2048 | | | | 11928 | 19024 | 13338 |
| 8192 | | | | | | 12266 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 36311 | 57357 | 58815 | 56919 | 55210 |
| 64 | 42777 | 41734 | 66705 | 67242 | 66542 | 66658 |
| 512 | | | 69466 | 67990 | 67140 | 65889 |
| 2048 | | | | 67922 | 67242 | 95971 |
| 8192 | | | | | | 100387 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83776 | 36628 | 56018 | 57851 | 83157 | 88767 |
| 64 | 43689 | 41939 | 65920 | 66510 | 66443 | 99975 |
| 512 | | | 68756 | 98399 | 100988 | 100953 |
| 2048 | | | | 99124 | 100839 | 100801 |
| 8192 | | | | | | 100649 |