Tests by date
JFFS2, 2008-11-22
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7709 | 7163 | 7075 | 10871 | 9427 | 12630 |
| 64 | 6472 | 6949 | 6480 | 10096 | 12250 | 7575 |
| 512 | | | 6859 | 10663 | 8186 | 11639 |
| 2048 | | | | 10669 | 10743 | 8945 |
| 8192 | | | | | | 11306 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7738 | 7384 | 7377 | 10553 | 7113 | 7895 |
| 64 | 7256 | 7127 | 7061 | 7083 | 11003 | 6858 |
| 512 | | | 7159 | 9517 | 7032 | 7017 |
| 2048 | | | | 11387 | 6813 | 7052 |
| 8192 | | | | | | 8327 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41132 | 38124 | 35695 | 36610 | 36442 | 37107 |
| 64 | 39556 | 38659 | 38392 | 39615 | 64096 | 46790 |
| 512 | | | 40524 | 40646 | 40414 | 50071 |
| 2048 | | | | 65090 | 57357 | 50705 |
| 8192 | | | | | | 99974 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 44596 | 36153 | 35924 | 35582 | 47225 | 89897 |
| 64 | 40304 | 39378 | 38970 | 39567 | 63821 | 97258 |
| 512 | | | 40621 | 40869 | 68969 | 100574 |
| 2048 | | | | 65089 | 99345 | 99493 |
| 8192 | | | | | | 99938 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37448 | 33826 | 33254 | 81538 | 81939 | 82190 |
| 64 | 38812 | 39013 | 38478 | 40474 | 75700 | 96281 |
| 512 | | | 77312 | 40280 | 100989 | 99752 |
| 2048 | | | | 98394 | 99639 | 99346 |
| 8192 | | | | | | 99901 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8034 | 6990 | 6706 | 15653 | 15927 | 11615 |
| 64 | 7281 | 6949 | 7080 | 15909 | 13067 | 9299 |
| 512 | | | 15664 | 15643 | 16045 | 12816 |
| 2048 | | | | 16590 | 13985 | 8901 |
| 8192 | | | | | | 9750 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38118 | 36158 | 33824 | 72864 | 58380 | 58367 |
| 64 | 36781 | 40328 | 38612 | 98107 | 63459 | 44063 |
| 512 | | | 102914 | 102457 | 66214 | 66411 |
| 2048 | | | | 81243 | 40329 | 42554 |
| 8192 | | | | | | 80804 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8559 | 8297 | 8577 | 15056 | 14560 | 10711 |
| 64 | 7681 | 7007 | 7031 | 11197 | 13705 | 9040 |
| 512 | | | 15940 | 11473 | 10872 | 9305 |
| 2048 | | | | 13502 | 14387 | 9229 |
| 8192 | | | | | | 9156 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91175 | 35242 | 34414 | 56630 | 34816 | 51374 |
| 64 | 31763 | 43685 | 42312 | 64964 | 63429 | 62051 |
| 512 | | | 82036 | 65470 | 48418 | 42393 |
| 2048 | | | | 81343 | 65567 | 75850 |
| 8192 | | | | | | 62325 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7182 | 6615 | 6295 | 9264 | 11849 | 11981 |
| 64 | 7384 | 8128 | 6342 | 9981 | 9457 | 11530 |
| 512 | | | 21454 | 12829 | 13337 | 10499 |
| 2048 | | | | 13275 | 25386 | 14827 |
| 8192 | | | | | | 12415 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7913 | 5322 | 6833 | 10818 | 9618 | 7903 |
| 64 | 7230 | 8612 | 6939 | 10667 | 10306 | 7151 |
| 512 | | | 20585 | 13443 | 11454 | 7629 |
| 2048 | | | | 11014 | 16637 | 12078 |
| 8192 | | | | | | 11119 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 28715 | 35092 | 35282 | 58053 | 36011 | 36701 |
| 64 | 38118 | 40328 | 39802 | 63729 | 63489 | 97718 |
| 512 | | | 67108 | 65598 | 40758 | 44605 |
| 2048 | | | | 62895 | 52042 | 46871 |
| 8192 | | | | | | 95256 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41100 | 35849 | 35544 | 58507 | 39815 | 88767 |
| 64 | 38118 | 40719 | 38522 | 63912 | 63609 | 97435 |
| 512 | | | 66441 | 65216 | 75486 | 100952 |
| 2048 | | | | 65470 | 101143 | 100161 |
| 8192 | | | | | | 99751 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7652 | 7096 | 7178 | 11288 | 6965 | 9544 |
| 64 | 6989 | 6887 | 6908 | 6704 | 10698 | 7181 |
| 512 | | | 11147 | 6692 | 12379 | 7449 |
| 2048 | | | | 10691 | 11430 | 10909 |
| 8192 | | | | | | 9423 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7598 | 7364 | 7028 | 11225 | 7192 | 7194 |
| 64 | 7709 | 7151 | 7055 | 7093 | 11071 | 6984 |
| 512 | | | 10727 | 7162 | 7633 | 7018 |
| 2048 | | | | 11428 | 9926 | 7053 |
| 8192 | | | | | | 8412 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 40322 | 32892 | 34591 | 56393 | 38413 | 46091 |
| 64 | 41100 | 41318 | 39428 | 38790 | 65058 | 62806 |
| 512 | | | 67107 | 39779 | 40487 | 52500 |
| 2048 | | | | 64900 | 40136 | 50448 |
| 8192 | | | | | | 95053 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 43689 | 35091 | 34134 | 55922 | 84042 | 83545 |
| 64 | 40304 | 39751 | 38746 | 50647 | 64589 | 98689 |
| 512 | | | 66307 | 80563 | 72983 | 98907 |
| 2048 | | | | 64900 | 99492 | 99752 |
| 8192 | | | | | | 100461 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36156 | 31299 | 31714 | 50878 | 77402 | 76804 |
| 64 | 39556 | 39017 | 38924 | 95322 | 64372 | 89418 |
| 512 | | | 65406 | 98249 | 99126 | 98979 |
| 2048 | | | | 64902 | 98980 | 100012 |
| 8192 | | | | | | 100424 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7943 | 7102 | 7118 | 15217 | 14230 | 9211 |
| 64 | 7383 | 7127 | 13215 | 15705 | 13697 | 11828 |
| 512 | | | 11495 | 15040 | 15326 | 9355 |
| 2048 | | | | 14899 | 14539 | 9377 |
| 8192 | | | | | | 9445 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 29117 | 34376 | 33688 | 83989 | 54492 | 33267 |
| 64 | 38118 | 40525 | 98973 | 63309 | 64619 | 44369 |
| 512 | | | 67918 | 64218 | 40390 | 47738 |
| 2048 | | | | 97966 | 65375 | 63655 |
| 8192 | | | | | | 100424 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8455 | 6568 | 8499 | 16367 | 11283 | 11113 |
| 64 | 7710 | 7163 | 15455 | 11201 | 14097 | 12782 |
| 512 | | | 11542 | 11479 | 14002 | 12739 |
| 2048 | | | | 11428 | 11477 | 9933 |
| 8192 | | | | | | 12679 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87291 | 32011 | 32735 | 58051 | 32435 | 49590 |
| 64 | 39550 | 44621 | 103885 | 62368 | 64064 | 64729 |
| 512 | | | 66312 | 65216 | 39487 | 64096 |
| 2048 | | | | 64838 | 45404 | 69506 |
| 8192 | | | | | | 97399 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7542 | 6786 | 6605 | 8760 | 11824 | 11790 |
| 64 | 7489 | 8104 | 13241 | 8956 | 9948 | 8300 |
| 512 | | | 17521 | 12106 | 13680 | 8719 |
| 2048 | | | | 9441 | 21379 | 14973 |
| 8192 | | | | | | 11968 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7383 | 6949 | 6316 | 6777 | 10546 | 8527 |
| 64 | 7409 | 8647 | 12940 | 6687 | 9500 | 6460 |
| 512 | | | 18946 | 13508 | 8047 | 7532 |
| 2048 | | | | 7184 | 18997 | 12292 |
| 8192 | | | | | | 8414 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 33283 | 35393 | 33996 | 33621 | 54826 | 47036 |
| 64 | 41941 | 42153 | 67922 | 40208 | 39187 | 59824 |
| 512 | | | 65662 | 66115 | 38914 | 47168 |
| 2048 | | | | 40232 | 65344 | 84678 |
| 8192 | | | | | | 99419 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38118 | 35843 | 33621 | 33654 | 54493 | 82543 |
| 64 | 42811 | 42363 | 65919 | 39992 | 38948 | 98147 |
| 512 | | | 65787 | 65920 | 73785 | 99199 |
| 2048 | | | | 40597 | 88827 | 99901 |
| 8192 | | | | | | 99493 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15417 | 7084 | 7154 | 10913 | 8990 | 10274 |
| 64 | 7409 | 6903 | 6880 | 10894 | 12689 | 7383 |
| 512 | | | 6574 | 11116 | 8813 | 8380 |
| 2048 | | | | 15534 | 10877 | 7368 |
| 8192 | | | | | | 12222 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16129 | 7377 | 7329 | 7141 | 7210 | 7128 |
| 64 | 7332 | 7127 | 7146 | 10841 | 7220 | 6907 |
| 512 | | | 7165 | 11420 | 7051 | 7017 |
| 2048 | | | | 13673 | 7050 | 7016 |
| 8192 | | | | | | 10761 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80582 | 37614 | 35581 | 36412 | 36353 | 45706 |
| 64 | 38835 | 41117 | 39430 | 65471 | 40770 | 52706 |
| 512 | | | 38925 | 64402 | 39638 | 43492 |
| 2048 | | | | 66377 | 43073 | 83338 |
| 8192 | | | | | | 99162 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 95217 | 35540 | 35544 | 35982 | 67581 | 89746 |
| 64 | 38835 | 39012 | 39428 | 64777 | 96765 | 97683 |
| 512 | | | 39756 | 64218 | 98399 | 100612 |
| 2048 | | | | 66908 | 100234 | 99789 |
| 8192 | | | | | | 99236 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 33415 | 32640 | 37850 | 81740 | 82291 |
| 64 | 38118 | 38652 | 39108 | 64713 | 96628 | 97047 |
| 512 | | | 39197 | 64342 | 98979 | 99975 |
| 2048 | | | | 101215 | 100310 | 99272 |
| 8192 | | | | | | 99017 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 14977 | 7145 | 7062 | 16681 | 15335 | 8930 |
| 64 | 7205 | 7007 | 6702 | 11248 | 14856 | 9296 |
| 512 | | | 12197 | 11041 | 15590 | 8784 |
| 2048 | | | | 15646 | 14399 | 9843 |
| 8192 | | | | | | 12370 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 34515 | 34915 | 81147 | 58076 | 52346 |
| 64 | 36137 | 40326 | 39660 | 65281 | 64249 | 45714 |
| 512 | | | 98680 | 64652 | 64745 | 53697 |
| 2048 | | | | 82644 | 65091 | 62440 |
| 8192 | | | | | | 65407 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18556 | 8413 | 8386 | 12775 | 12840 | 10661 |
| 64 | 7625 | 6926 | 7102 | 10768 | 11199 | 9895 |
| 512 | | | 17032 | 11418 | 13572 | 9115 |
| 2048 | | | | 14104 | 11555 | 10744 |
| 8192 | | | | | | 10242 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 209851 | 33152 | 31212 | 56299 | 34529 | 40622 |
| 64 | 31296 | 42145 | 41323 | 65343 | 63730 | 46266 |
| 512 | | | 101067 | 64402 | 65534 | 39993 |
| 2048 | | | | 76085 | 43393 | 52336 |
| 8192 | | | | | | 95392 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5792 | 6819 | 6722 | 10508 | 12040 | 10982 |
| 64 | 7383 | 5936 | 6748 | 10348 | 10201 | 10412 |
| 512 | | | 17485 | 12275 | 11035 | 8492 |
| 2048 | | | | 10372 | 24519 | 15102 |
| 8192 | | | | | | 11623 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15529 | 7043 | 6854 | 10428 | 6701 | 7784 |
| 64 | 7013 | 8550 | 6957 | 10696 | 10313 | 6453 |
| 512 | | | 19010 | 8474 | 8104 | 6735 |
| 2048 | | | | 11301 | 18930 | 12917 |
| 8192 | | | | | | 7048 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 35849 | 34169 | 57604 | 35348 | 41291 |
| 64 | 38112 | 37954 | 38880 | 66051 | 64620 | 39158 |
| 512 | | | 65153 | 39992 | 40268 | 52841 |
| 2048 | | | | 66116 | 65759 | 56169 |
| 8192 | | | | | | 77987 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83881 | 35995 | 34379 | 57357 | 74690 | 87266 |
| 64 | 38835 | 38123 | 38969 | 65152 | 69613 | 87896 |
| 512 | | | 64523 | 39992 | 68547 | 99937 |
| 2048 | | | | 66444 | 86036 | 99901 |
| 8192 | | | | | | 98798 |