Tests by date
UBIFS, 2009-02-24
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 1897 | 1745 | 1904 | 1943 | 1906 | 1928 |
| 64 | 5974 | 5246 | 6119 | 5896 | 6007 | 6037 |
| 512 | | | 6849 | 6865 | 6969 | 7351 |
| 2048 | | | | 11227 | 11291 | 7158 |
| 8192 | | | | | | 10229 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3093 | 3112 | 3097 | 3095 | 3128 | 3057 |
| 64 | 6678 | 6626 | 6752 | 6703 | 6695 | 6618 |
| 512 | | | 7104 | 7135 | 7052 | 7128 |
| 2048 | | | | 11372 | 11431 | 7168 |
| 8192 | | | | | | 10522 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38118 | 35693 | 34378 | 34013 | 34073 | 33752 |
| 64 | 32259 | 38299 | 38523 | 38678 | 39118 | 39273 |
| 512 | | | 38925 | 39152 | 39371 | 40076 |
| 2048 | | | | 63729 | 64187 | 64111 |
| 8192 | | | | | | 78766 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41100 | 35844 | 33927 | 33944 | 36393 | 70995 |
| 64 | 33283 | 38654 | 37615 | 38745 | 40783 | 74940 |
| 512 | | | 38745 | 39405 | 49987 | 97860 |
| 2048 | | | | 63729 | 65059 | 86341 |
| 8192 | | | | | | 96664 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 29948 | 31181 | 30754 | 31359 | 50419 | 77202 |
| 64 | 32259 | 38124 | 37406 | 38589 | 70234 | 95835 |
| 512 | | | 38746 | 40795 | 64157 | 97188 |
| 2048 | | | | 64526 | 96487 | 96628 |
| 8192 | | | | | | 97258 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2814 | 2850 | 3013 | 3067 | 3329 | 3165 |
| 64 | 5974 | 6584 | 6445 | 6748 | 9370 | 7829 |
| 512 | | | 7065 | 14752 | 13722 | 9636 |
| 2048 | | | | 16541 | 15581 | 13027 |
| 8192 | | | | | | 10482 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 34951 | 33027 | 33320 | 33041 | 33296 | 33846 |
| 64 | 30389 | 37614 | 37365 | 38216 | 38937 | 38869 |
| 512 | | | 39428 | 71774 | 41297 | 39662 |
| 2048 | | | | 81538 | 43534 | 64142 |
| 8192 | | | | | | 57455 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3039 | 3256 | 3331 | 3236 | 3320 | 3230 |
| 64 | 6657 | 5656 | 6803 | 6600 | 9776 | 8439 |
| 512 | | | 7251 | 11442 | 11264 | 9045 |
| 2048 | | | | 14217 | 14793 | 13019 |
| 8192 | | | | | | 10355 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91051 | 32892 | 32766 | 32186 | 32656 | 32664 |
| 64 | 32751 | 39378 | 41119 | 38724 | 38813 | 38779 |
| 512 | | | 39289 | 63974 | 39348 | 40665 |
| 2048 | | | | 80272 | 64745 | 64450 |
| 8192 | | | | | | 67462 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 1923 | 1856 | 1835 | 1826 | 1834 | 1756 |
| 64 | 6043 | 7151 | 5555 | 5751 | 5692 | 6438 |
| 512 | | | 11001 | 12746 | 8211 | 7906 |
| 2048 | | | | 14083 | 17643 | 14636 |
| 8192 | | | | | | 10208 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2987 | 3016 | 2961 | 2944 | 2962 | 2681 |
| 64 | 6594 | 8112 | 6606 | 6266 | 6306 | 6272 |
| 512 | | | 11699 | 9370 | 7290 | 6842 |
| 2048 | | | | 11736 | 18965 | 11730 |
| 8192 | | | | | | 10589 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 32255 | 33689 | 33123 | 33058 | 32840 | 33752 |
| 64 | 32771 | 38129 | 38259 | 38790 | 39107 | 39429 |
| 512 | | | 39804 | 41399 | 39383 | 39633 |
| 2048 | | | | 63850 | 65567 | 64543 |
| 8192 | | | | | | 63504 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36781 | 28243 | 32544 | 33370 | 35629 | 70160 |
| 64 | 38835 | 38479 | 38391 | 38746 | 39039 | 76324 |
| 512 | | | 39015 | 64156 | 39756 | 80731 |
| 2048 | | | | 63608 | 65567 | 70640 |
| 8192 | | | | | | 96907 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2601 | 1949 | 1949 | 2040 | 1975 | 1986 |
| 64 | 6078 | 6227 | 6161 | 6154 | 6150 | 6111 |
| 512 | | | 7007 | 6986 | 6995 | 7834 |
| 2048 | | | | 11337 | 13806 | 11899 |
| 8192 | | | | | | 11225 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 4350 | 3194 | 3181 | 3171 | 3171 | 3187 |
| 64 | 6831 | 6842 | 6800 | 6788 | 6784 | 6760 |
| 512 | | | 7208 | 7227 | 7217 | 7168 |
| 2048 | | | | 11504 | 11463 | 11468 |
| 8192 | | | | | | 11613 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 65501 | 36311 | 34989 | 34574 | 34943 | 36812 |
| 64 | 41106 | 41118 | 39804 | 40257 | 40524 | 43612 |
| 512 | | | 39289 | 40969 | 41386 | 53794 |
| 2048 | | | | 64775 | 66840 | 67530 |
| 8192 | | | | | | 97329 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 69792 | 36791 | 34344 | 34396 | 38869 | 84386 |
| 64 | 40304 | 40915 | 39152 | 40112 | 44325 | 97118 |
| 512 | | | 40136 | 41246 | 63669 | 101067 |
| 2048 | | | | 66573 | 67718 | 97506 |
| 8192 | | | | | | 97683 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 59929 | 32892 | 31743 | 31774 | 77671 | 77942 |
| 64 | 39550 | 39012 | 38522 | 40280 | 98760 | 97435 |
| 512 | | | 40572 | 53091 | 99639 | 101296 |
| 2048 | | | | 90933 | 98326 | 101833 |
| 8192 | | | | | | 97718 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3266 | 3123 | 3106 | 3205 | 3499 | 3247 |
| 64 | 6786 | 6825 | 6814 | 12492 | 11058 | 8047 |
| 512 | | | 11248 | 16942 | 16466 | 10924 |
| 2048 | | | | 17011 | 16959 | 13763 |
| 8192 | | | | | | 13395 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38118 | 34660 | 33859 | 33824 | 33935 | 38265 |
| 64 | 38118 | 39942 | 40134 | 62544 | 40512 | 40469 |
| 512 | | | 99263 | 95327 | 67581 | 62674 |
| 2048 | | | | 97541 | 67547 | 67547 |
| 8192 | | | | | | 67225 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3302 | 3393 | 3394 | 3414 | 3710 | 3325 |
| 64 | 6897 | 6803 | 6822 | 6843 | 10347 | 8594 |
| 512 | | | 16586 | 14027 | 13143 | 11953 |
| 2048 | | | | 16903 | 15874 | 13517 |
| 8192 | | | | | | 11297 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 95251 | 34239 | 33123 | 33041 | 32993 | 38988 |
| 64 | 38812 | 41727 | 43463 | 40304 | 40293 | 40071 |
| 512 | | | 83259 | 71015 | 64745 | 52810 |
| 2048 | | | | 97821 | 67718 | 66941 |
| 8192 | | | | | | 87638 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2028 | 1903 | 1876 | 1874 | 1867 | 1872 |
| 64 | 6113 | 7384 | 6075 | 5863 | 5753 | 6508 |
| 512 | | | 21944 | 12965 | 10362 | 10182 |
| 2048 | | | | 16685 | 17845 | 15652 |
| 8192 | | | | | | 11385 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3292 | 3071 | 3026 | 3008 | 3016 | 3042 |
| 64 | 6897 | 8176 | 6654 | 6445 | 6351 | 6286 |
| 512 | | | 23448 | 13405 | 7373 | 6865 |
| 2048 | | | | 14068 | 19092 | 13439 |
| 8192 | | | | | | 11593 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 34933 | 35540 | 34133 | 34256 | 34467 | 35460 |
| 64 | 39579 | 39378 | 39199 | 40597 | 40585 | 40414 |
| 512 | | | 65792 | 64777 | 41463 | 50887 |
| 2048 | | | | 67377 | 66018 | 66460 |
| 8192 | | | | | | 79489 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38812 | 35849 | 34203 | 34030 | 41386 | 83597 |
| 64 | 41106 | 39191 | 39060 | 40402 | 62513 | 96942 |
| 512 | | | 64156 | 64526 | 64589 | 98326 |
| 2048 | | | | 67443 | 65857 | 80975 |
| 8192 | | | | | | 101756 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3097 | 2059 | 2046 | 2198 | 2149 | 2099 |
| 64 | 6240 | 6288 | 6251 | 6208 | 6272 | 6143 |
| 512 | | | 7038 | 16743 | 15114 | 11413 |
| 2048 | | | | 16718 | 16460 | 13978 |
| 8192 | | | | | | 14242 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5533 | 3306 | 3287 | 3282 | 3291 | 3229 |
| 64 | 7013 | 6915 | 6880 | 6837 | 6815 | 6791 |
| 512 | | | 7247 | 11934 | 11625 | 7193 |
| 2048 | | | | 16484 | 13413 | 12074 |
| 8192 | | | | | | 14308 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91175 | 38834 | 37531 | 36771 | 36832 | 44450 |
| 64 | 43653 | 41727 | 40969 | 41169 | 41259 | 59520 |
| 512 | | | 40919 | 67310 | 67853 | 58406 |
| 2048 | | | | 68688 | 68234 | 81048 |
| 8192 | | | | | | 101948 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 95387 | 39198 | 36952 | 36811 | 67276 | 90443 |
| 64 | 42777 | 42153 | 41119 | 41322 | 51641 | 100199 |
| 512 | | | 102605 | 98542 | 103005 | 102651 |
| 2048 | | | | 71165 | 98544 | 102612 |
| 8192 | | | | | | 102378 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 34664 | 33721 | 33893 | 83624 | 82543 |
| 64 | 41909 | 40719 | 40232 | 56871 | 101218 | 100801 |
| 512 | | | 98975 | 103241 | 102610 | 102691 |
| 2048 | | | | 99124 | 102927 | 103204 |
| 8192 | | | | | | 102182 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5377 | 3246 | 3215 | 4040 | 3766 | 3425 |
| 64 | 6921 | 6915 | 14128 | 16170 | 11410 | 8423 |
| 512 | | | 17331 | 17322 | 17249 | 13854 |
| 2048 | | | | 17295 | 17296 | 14861 |
| 8192 | | | | | | 15339 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 37117 | 36118 | 36313 | 36109 | 42894 |
| 64 | 39550 | 41117 | 98103 | 102456 | 41221 | 58190 |
| 512 | | | 105178 | 104038 | 84096 | 69795 |
| 2048 | | | | 100911 | 84359 | 72120 |
| 8192 | | | | | | 102221 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5777 | 3557 | 3552 | 3573 | 3850 | 3473 |
| 64 | 6921 | 6915 | 16335 | 16066 | 10838 | 9136 |
| 512 | | | 17287 | 15613 | 14820 | 13784 |
| 2048 | | | | 17278 | 17102 | 13886 |
| 8192 | | | | | | 15730 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 232780 | 36628 | 35506 | 35264 | 35218 | 43947 |
| 64 | 41106 | 44144 | 107202 | 100010 | 40932 | 56110 |
| 512 | | | 106510 | 85597 | 68652 | 79394 |
| 2048 | | | | 104038 | 87437 | 71429 |
| 8192 | | | | | | 102338 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3376 | 2000 | 1968 | 1967 | 2076 | 1889 |
| 64 | 6316 | 7443 | 9401 | 5916 | 5814 | 6696 |
| 512 | | | 26399 | 16062 | 13716 | 12429 |
| 2048 | | | | 16933 | 23688 | 16693 |
| 8192 | | | | | | 14244 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5461 | 3185 | 3132 | 3113 | 3111 | 3092 |
| 64 | 6943 | 8272 | 7307 | 6477 | 6388 | 6315 |
| 512 | | | 28435 | 15363 | 11817 | 11045 |
| 2048 | | | | 16664 | 23472 | 13810 |
| 8192 | | | | | | 14506 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 72234 | 37619 | 36471 | 36313 | 36462 | 47586 |
| 64 | 41941 | 41118 | 41423 | 41553 | 41335 | 61160 |
| 512 | | | 100459 | 67718 | 67377 | 74627 |
| 2048 | | | | 84200 | 66774 | 71927 |
| 8192 | | | | | | 102966 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 38306 | 36118 | 36235 | 73063 | 89867 |
| 64 | 42777 | 41324 | 40919 | 41195 | 82140 | 100050 |
| 512 | | | 67510 | 98832 | 97542 | 102260 |
| 2048 | | | | 83673 | 82747 | 101679 |
| 8192 | | | | | | 102613 |