Tests by date
JFFS2, 2009-03-23
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7132 | 6875 | 6716 | 6894 | 6982 | 7498 |
| 64 | 3883 | 6875 | 6563 | 10394 | 6822 | 7224 |
| 512 | | | 6521 | 6730 | 8793 | 7616 |
| 2048 | | | | 6757 | 8766 | 7314 |
| 8192 | | | | | | 8306 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7306 | 5547 | 6882 | 7102 | 7174 | 6931 |
| 64 | 7332 | 7031 | 7030 | 7054 | 6866 | 6821 |
| 512 | | | 7140 | 6966 | 7051 | 6993 |
| 2048 | | | | 7188 | 7047 | 6998 |
| 8192 | | | | | | 8042 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 31778 | 34519 | 33857 | 33841 | 33773 | 34260 |
| 64 | 39556 | 37954 | 39108 | 38347 | 38724 | 39193 |
| 512 | | | 39197 | 38612 | 39969 | 41278 |
| 2048 | | | | 39522 | 40305 | 45435 |
| 8192 | | | | | | 95122 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 34369 | 34806 | 33756 | 33825 | 35658 | 83858 |
| 64 | 40304 | 38654 | 38567 | 38259 | 38982 | 63928 |
| 512 | | | 39662 | 39874 | 40634 | 95357 |
| 2048 | | | | 67648 | 99201 | 93400 |
| 8192 | | | | | | 98400 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 35534 | 32136 | 30531 | 31083 | 50897 | 75871 |
| 64 | 39556 | 37448 | 38568 | 37935 | 65599 | 95527 |
| 512 | | | 39428 | 39873 | 66116 | 99419 |
| 2048 | | | | 67579 | 98253 | 98184 |
| 8192 | | | | | | 97329 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7462 | 7055 | 6725 | 15902 | 12568 | 8820 |
| 64 | 7013 | 6000 | 6676 | 10885 | 12043 | 8324 |
| 512 | | | 7183 | 11092 | 11977 | 8952 |
| 2048 | | | | 15367 | 11378 | 8795 |
| 8192 | | | | | | 9084 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 34369 | 32892 | 32576 | 54381 | 33304 | 33499 |
| 64 | 37427 | 37614 | 38880 | 64218 | 39039 | 39371 |
| 512 | | | 39474 | 64218 | 39803 | 41044 |
| 2048 | | | | 73745 | 36994 | 43177 |
| 8192 | | | | | | 66002 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8490 | 8289 | 8542 | 12821 | 11781 | 10335 |
| 64 | 7681 | 6944 | 7102 | 9648 | 10586 | 9095 |
| 512 | | | 7181 | 11090 | 11021 | 9117 |
| 2048 | | | | 11039 | 9070 | 8586 |
| 8192 | | | | | | 8943 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 32636 | 32048 | 52102 | 32648 | 33778 |
| 64 | 32755 | 30504 | 41423 | 38724 | 39073 | 38523 |
| 512 | | | 40476 | 64404 | 40463 | 40251 |
| 2048 | | | | 67308 | 40512 | 45636 |
| 8192 | | | | | | 63776 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3000 | 6538 | 6275 | 9478 | 6535 | 8694 |
| 64 | 7435 | 8004 | 6670 | 6146 | 6352 | 9152 |
| 512 | | | 10894 | 12281 | 10330 | 8282 |
| 2048 | | | | 10645 | 21877 | 12166 |
| 8192 | | | | | | 8365 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7383 | 5777 | 6428 | 6601 | 6671 | 6634 |
| 64 | 6786 | 8481 | 6471 | 6524 | 6500 | 6461 |
| 512 | | | 10479 | 8405 | 7032 | 6766 |
| 2048 | | | | 6643 | 18174 | 8089 |
| 8192 | | | | | | 7710 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 28330 | 34806 | 33554 | 33892 | 33833 | 32259 |
| 64 | 33807 | 40132 | 39290 | 39198 | 39850 | 39221 |
| 512 | | | 38835 | 39898 | 39522 | 40414 |
| 2048 | | | | 39803 | 40487 | 62455 |
| 8192 | | | | | | 65889 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38812 | 35242 | 33553 | 33337 | 33901 | 67530 |
| 64 | 39579 | 40320 | 38834 | 38880 | 40184 | 80926 |
| 512 | | | 38567 | 38391 | 40365 | 99346 |
| 2048 | | | | 39638 | 65664 | 81073 |
| 8192 | | | | | | 97365 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7570 | 7139 | 7116 | 7093 | 8748 | 8782 |
| 64 | 7516 | 6932 | 6961 | 10912 | 10986 | 7624 |
| 512 | | | 6977 | 9252 | 10194 | 8146 |
| 2048 | | | | 10733 | 11976 | 8314 |
| 8192 | | | | | | 9899 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8034 | 7319 | 7364 | 7319 | 7210 | 7196 |
| 64 | 7435 | 7145 | 7146 | 9081 | 6976 | 6948 |
| 512 | | | 7211 | 7211 | 7185 | 7048 |
| 2048 | | | | 10135 | 8599 | 7066 |
| 8192 | | | | | | 8579 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41106 | 36312 | 34344 | 34574 | 35620 | 40214 |
| 64 | 41941 | 40518 | 40819 | 40451 | 41669 | 44150 |
| 512 | | | 40040 | 40040 | 40782 | 43940 |
| 2048 | | | | 53092 | 41272 | 64218 |
| 8192 | | | | | | 98653 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41941 | 35393 | 34168 | 36157 | 65760 | 84518 |
| 64 | 41941 | 41117 | 40281 | 40451 | 51921 | 97153 |
| 512 | | | 39898 | 64341 | 66674 | 99641 |
| 2048 | | | | 97537 | 101602 | 100012 |
| 8192 | | | | | | 98944 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38835 | 32892 | 31713 | 45900 | 78078 | 77492 |
| 64 | 41106 | 39567 | 40040 | 40232 | 96005 | 97047 |
| 512 | | | 40039 | 67648 | 100686 | 99937 |
| 2048 | | | | 98395 | 101831 | 100199 |
| 8192 | | | | | | 98762 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8035 | 7121 | 9851 | 16058 | 14568 | 9284 |
| 64 | 7409 | 6978 | 10591 | 14351 | 13635 | 9247 |
| 512 | | | 7261 | 15360 | 14691 | 9704 |
| 2048 | | | | 16280 | 12416 | 9752 |
| 8192 | | | | | | 9836 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37427 | 34376 | 58148 | 77221 | 55188 | 45016 |
| 64 | 39550 | 40138 | 64772 | 98542 | 42676 | 49047 |
| 512 | | | 40720 | 82239 | 41514 | 48410 |
| 2048 | | | | 97682 | 42420 | 51701 |
| 8192 | | | | | | 80804 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 9157 | 8371 | 13336 | 13386 | 13043 | 10840 |
| 64 | 7766 | 6978 | 10554 | 11265 | 13034 | 11115 |
| 512 | | | 11582 | 11558 | 13170 | 9953 |
| 2048 | | | | 16249 | 13801 | 9378 |
| 8192 | | | | | | 9436 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 104768 | 34097 | 53175 | 53643 | 34282 | 37775 |
| 64 | 39550 | 41941 | 66180 | 64341 | 41579 | 47301 |
| 512 | | | 65281 | 65792 | 45221 | 54726 |
| 2048 | | | | 73423 | 43379 | 52862 |
| 8192 | | | | | | 91553 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7543 | 6716 | 6799 | 10138 | 10288 | 11159 |
| 64 | 7488 | 8144 | 7977 | 9992 | 10091 | 10955 |
| 512 | | | 17641 | 12829 | 11085 | 9231 |
| 2048 | | | | 11099 | 23667 | 14546 |
| 8192 | | | | | | 9579 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7882 | 6898 | 6901 | 10329 | 9617 | 7342 |
| 64 | 7306 | 8577 | 6939 | 10330 | 7695 | 8569 |
| 512 | | | 19000 | 12870 | 7305 | 6795 |
| 2048 | | | | 11063 | 18502 | 11162 |
| 8192 | | | | | | 8711 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 35534 | 35392 | 35544 | 55597 | 34221 | 39193 |
| 64 | 39550 | 40719 | 40523 | 63487 | 40671 | 53902 |
| 512 | | | 63665 | 65985 | 40758 | 46603 |
| 2048 | | | | 66707 | 64035 | 69344 |
| 8192 | | | | | | 84175 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 40328 | 35545 | 35619 | 55006 | 55119 | 83520 |
| 64 | 40328 | 41117 | 40620 | 62718 | 64064 | 96977 |
| 512 | | | 62366 | 65727 | 51463 | 100199 |
| 2048 | | | | 67039 | 67820 | 100199 |
| 8192 | | | | | | 99678 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15418 | 16980 | 10668 | 11368 | 11107 | 11045 |
| 64 | 15083 | 13639 | 11004 | 16198 | 12815 | 11658 |
| 512 | | | 11088 | 15251 | 12091 | 10676 |
| 2048 | | | | 16424 | 14180 | 11608 |
| 8192 | | | | | | 12888 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16008 | 17548 | 11740 | 10985 | 11466 | 7279 |
| 64 | 15648 | 14027 | 11358 | 11844 | 11077 | 11049 |
| 512 | | | 11487 | 11761 | 11426 | 7113 |
| 2048 | | | | 11497 | 11257 | 7626 |
| 8192 | | | | | | 9320 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80582 | 94227 | 59074 | 36751 | 55255 | 58751 |
| 64 | 83881 | 84705 | 67783 | 66246 | 66642 | 64465 |
| 512 | | | 66841 | 68198 | 66675 | 74050 |
| 2048 | | | | 68198 | 71201 | 88388 |
| 8192 | | | | | | 101295 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91020 | 95306 | 59280 | 46217 | 88942 | 89359 |
| 64 | 87319 | 84712 | 65792 | 66181 | 102533 | 102495 |
| 512 | | | 67510 | 97966 | 101756 | 101448 |
| 2048 | | | | 103879 | 102769 | 101487 |
| 8192 | | | | | | 101067 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80582 | 87373 | 53344 | 77942 | 81888 | 82240 |
| 64 | 83881 | 83878 | 66441 | 65598 | 101753 | 101795 |
| 512 | | | 67783 | 103241 | 102142 | 101409 |
| 2048 | | | | 103879 | 103559 | 101372 |
| 8192 | | | | | | 101295 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16007 | 16946 | 14376 | 16806 | 15529 | 13108 |
| 64 | 15647 | 13934 | 14242 | 16681 | 14749 | 12161 |
| 512 | | | 17041 | 17015 | 16221 | 12278 |
| 2048 | | | | 17058 | 15138 | 12102 |
| 8192 | | | | | | 13307 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 69865 | 89231 | 89229 | 85052 | 58026 | 59414 |
| 64 | 95251 | 83035 | 98973 | 103241 | 69434 | 64096 |
| 512 | | | 101991 | 100609 | 67209 | 66230 |
| 2048 | | | | 103402 | 67615 | 78788 |
| 8192 | | | | | | 100199 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18397 | 19553 | 20152 | 15808 | 15771 | 11878 |
| 64 | 19064 | 13706 | 16610 | 16789 | 14135 | 12967 |
| 512 | | | 17189 | 14184 | 14710 | 12420 |
| 2048 | | | | 17071 | 16720 | 12843 |
| 8192 | | | | | | 10472 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 209196 | 87373 | 87148 | 56535 | 53218 | 47267 |
| 64 | 99709 | 88307 | 101677 | 99272 | 66115 | 67277 |
| 512 | | | 101679 | 83052 | 67109 | 67992 |
| 2048 | | | | 102611 | 68164 | 77003 |
| 8192 | | | | | | 101104 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15087 | 15708 | 11538 | 10608 | 13456 | 12364 |
| 64 | 18556 | 16383 | 10785 | 10618 | 12122 | 11585 |
| 512 | | | 26275 | 13402 | 13656 | 12067 |
| 2048 | | | | 13819 | 25063 | 15455 |
| 8192 | | | | | | 12248 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15767 | 16319 | 10929 | 10887 | 10677 | 10724 |
| 64 | 18889 | 16810 | 11103 | 10694 | 10379 | 10798 |
| 512 | | | 22748 | 13513 | 11523 | 8319 |
| 2048 | | | | 11483 | 19064 | 14778 |
| 8192 | | | | | | 12331 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 91163 | 58557 | 58712 | 58893 | 58002 |
| 64 | 99672 | 83852 | 66576 | 67377 | 94718 | 83055 |
| 512 | | | 68058 | 67174 | 100611 | 83858 |
| 2048 | | | | 67581 | 66641 | 85407 |
| 8192 | | | | | | 100124 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87291 | 93189 | 58658 | 58609 | 81590 | 88944 |
| 64 | 99858 | 83878 | 65152 | 66974 | 96211 | 102221 |
| 512 | | | 67782 | 67308 | 101600 | 101180 |
| 2048 | | | | 68130 | 101295 | 101219 |
| 8192 | | | | | | 100310 |