Tests by date
UBIFS, 2009-02-14
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 1890 | 1923 | 1929 | 1924 | 1963 | 1942 |
| 64 | 5974 | 6039 | 5909 | 5976 | 6056 | 6072 |
| 512 | | | 6925 | 6777 | 6969 | 7454 |
| 2048 | | | | 6993 | 11214 | 7386 |
| 8192 | | | | | | 10315 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2978 | 3159 | 3152 | 3129 | 3144 | 3084 |
| 64 | 6615 | 6447 | 6731 | 6689 | 6551 | 6656 |
| 512 | | | 7095 | 7131 | 7145 | 7143 |
| 2048 | | | | 7138 | 11407 | 7143 |
| 8192 | | | | | | 10461 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 40328 | 35545 | 34309 | 33688 | 33842 | 33987 |
| 64 | 39556 | 37612 | 38478 | 38457 | 38656 | 39204 |
| 512 | | | 38435 | 39016 | 38791 | 39016 |
| 2048 | | | | 39267 | 63852 | 64096 |
| 8192 | | | | | | 83520 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 42784 | 35694 | 33553 | 33520 | 33850 | 67108 |
| 64 | 33283 | 37953 | 38129 | 38216 | 39615 | 94920 |
| 512 | | | 39061 | 39221 | 38937 | 92723 |
| 2048 | | | | 64589 | 65059 | 83572 |
| 8192 | | | | | | 97363 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38812 | 28628 | 31097 | 30476 | 52572 | 75572 |
| 64 | 38807 | 37278 | 37913 | 37511 | 65599 | 93400 |
| 512 | | | 38699 | 40548 | 95663 | 97222 |
| 2048 | | | | 67039 | 79512 | 96454 |
| 8192 | | | | | | 97577 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2928 | 3073 | 3084 | 3059 | 3318 | 3173 |
| 64 | 6025 | 6558 | 6472 | 6743 | 9307 | 7691 |
| 512 | | | 9796 | 11552 | 14513 | 9270 |
| 2048 | | | | 16108 | 15441 | 13110 |
| 8192 | | | | | | 10458 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37448 | 32389 | 33057 | 32719 | 32936 | 33778 |
| 64 | 31296 | 37117 | 38042 | 38151 | 38490 | 40112 |
| 512 | | | 94779 | 64964 | 47011 | 40770 |
| 2048 | | | | 80178 | 63913 | 63897 |
| 8192 | | | | | | 53462 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3241 | 3320 | 3352 | 3327 | 3518 | 3248 |
| 64 | 6594 | 6631 | 6701 | 6750 | 9548 | 8480 |
| 512 | | | 16752 | 11384 | 10968 | 9615 |
| 2048 | | | | 14024 | 14410 | 13140 |
| 8192 | | | | | | 11430 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 95217 | 32640 | 32512 | 31491 | 31918 | 32957 |
| 64 | 32259 | 39197 | 40819 | 38369 | 38391 | 38254 |
| 512 | | | 75068 | 63428 | 42976 | 42819 |
| 2048 | | | | 80078 | 64557 | 63264 |
| 8192 | | | | | | 58077 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 1963 | 1897 | 1865 | 1849 | 1854 | 1766 |
| 64 | 6061 | 7114 | 5726 | 5761 | 5714 | 6457 |
| 512 | | | 18861 | 12809 | 9482 | 8962 |
| 2048 | | | | 13839 | 17535 | 14623 |
| 8192 | | | | | | 9997 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3000 | 3059 | 2996 | 2979 | 2992 | 2726 |
| 64 | 6808 | 8073 | 6354 | 6135 | 6297 | 6233 |
| 512 | | | 18999 | 8439 | 7280 | 6821 |
| 2048 | | | | 11576 | 18949 | 13321 |
| 8192 | | | | | | 9684 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 31774 | 33285 | 33354 | 32783 | 33420 | 36104 |
| 64 | 32755 | 37442 | 37956 | 38303 | 38612 | 38746 |
| 512 | | | 40281 | 39244 | 39394 | 44201 |
| 2048 | | | | 64096 | 65281 | 64792 |
| 8192 | | | | | | 56512 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37427 | 33285 | 33090 | 32048 | 33850 | 66003 |
| 64 | 38835 | 37953 | 37323 | 36812 | 38623 | 74009 |
| 512 | | | 40720 | 39336 | 63821 | 97012 |
| 2048 | | | | 64279 | 64995 | 70621 |
| 8192 | | | | | | 97435 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2826 | 1975 | 1964 | 2022 | 1981 | 1998 |
| 64 | 6025 | 6190 | 6154 | 6147 | 6125 | 6103 |
| 512 | | | 6977 | 6986 | 7577 | 9843 |
| 2048 | | | | 14739 | 11391 | 11966 |
| 8192 | | | | | | 12040 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 4415 | 3202 | 3206 | 3210 | 3182 | 3216 |
| 64 | 6920 | 6803 | 6788 | 6752 | 6744 | 6765 |
| 512 | | | 7134 | 7158 | 7191 | 7175 |
| 2048 | | | | 12210 | 11474 | 11474 |
| 8192 | | | | | | 12143 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 67664 | 36311 | 34843 | 34326 | 34441 | 36776 |
| 64 | 40298 | 40328 | 39710 | 39498 | 40028 | 48647 |
| 512 | | | 38880 | 40572 | 40745 | 43108 |
| 2048 | | | | 67377 | 64964 | 66991 |
| 8192 | | | | | | 97612 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 72234 | 36152 | 34414 | 34186 | 38590 | 83755 |
| 64 | 41100 | 40322 | 39061 | 39475 | 44694 | 98833 |
| 512 | | | 39244 | 40844 | 75700 | 100424 |
| 2048 | | | | 68545 | 73382 | 93564 |
| 8192 | | | | | | 98112 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 63502 | 32388 | 31684 | 33807 | 77851 | 77604 |
| 64 | 39556 | 37953 | 38347 | 39475 | 96281 | 97754 |
| 512 | | | 39662 | 47459 | 97542 | 99974 |
| 2048 | | | | 77670 | 98471 | 97719 |
| 8192 | | | | | | 98076 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 4529 | 3155 | 3133 | 3245 | 3500 | 3307 |
| 64 | 6808 | 6808 | 6763 | 13071 | 10564 | 7975 |
| 512 | | | 11428 | 16731 | 15604 | 10577 |
| 2048 | | | | 16989 | 16332 | 13560 |
| 8192 | | | | | | 11793 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 63562 | 34806 | 34134 | 33807 | 33790 | 36387 |
| 64 | 37448 | 38299 | 39802 | 40160 | 40016 | 41591 |
| 512 | | | 99852 | 93726 | 64065 | 50571 |
| 2048 | | | | 98395 | 64558 | 64295 |
| 8192 | | | | | | 96802 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 4127 | 3393 | 3419 | 3418 | 3612 | 3324 |
| 64 | 6897 | 6819 | 6804 | 6817 | 9988 | 8652 |
| 512 | | | 17136 | 13934 | 14325 | 11805 |
| 2048 | | | | 16938 | 15469 | 13504 |
| 8192 | | | | | | 12025 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 149531 | 34233 | 33188 | 32976 | 32767 | 36521 |
| 64 | 39556 | 40320 | 41836 | 39803 | 39803 | 40053 |
| 512 | | | 99563 | 68969 | 63670 | 52398 |
| 2048 | | | | 96973 | 66575 | 64527 |
| 8192 | | | | | | 78238 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2654 | 1933 | 1902 | 1900 | 1893 | 1895 |
| 64 | 6113 | 7319 | 6013 | 5852 | 5740 | 6520 |
| 512 | | | 21945 | 12910 | 11269 | 10598 |
| 2048 | | | | 16594 | 22779 | 15665 |
| 8192 | | | | | | 11883 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3339 | 3104 | 3060 | 3052 | 3051 | 3058 |
| 64 | 6921 | 8144 | 6622 | 6428 | 6331 | 6273 |
| 512 | | | 23447 | 13389 | 11640 | 7067 |
| 2048 | | | | 12980 | 20080 | 13429 |
| 8192 | | | | | | 11393 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36156 | 34948 | 34064 | 34116 | 33936 | 38043 |
| 64 | 39556 | 38299 | 39244 | 39176 | 40378 | 40058 |
| 512 | | | 65920 | 64589 | 64341 | 63973 |
| 2048 | | | | 64900 | 65791 | 66526 |
| 8192 | | | | | | 75892 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 40328 | 35844 | 34168 | 33705 | 36060 | 84043 |
| 64 | 40304 | 38654 | 39152 | 39221 | 55923 | 95595 |
| 512 | | | 66312 | 64526 | 67513 | 97754 |
| 2048 | | | | 65028 | 65792 | 85272 |
| 8192 | | | | | | 100991 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3307 | 2076 | 2073 | 2238 | 2167 | 2121 |
| 64 | 13796 | 6259 | 6226 | 10901 | 6205 | 6163 |
| 512 | | | 7093 | 15857 | 14091 | 11653 |
| 2048 | | | | 16921 | 16777 | 13057 |
| 8192 | | | | | | 14439 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 6297 | 3348 | 3335 | 3333 | 3335 | 3270 |
| 64 | 16128 | 6875 | 6838 | 6812 | 6801 | 6808 |
| 512 | | | 7198 | 12967 | 10167 | 7211 |
| 2048 | | | | 17224 | 12752 | 11766 |
| 8192 | | | | | | 14443 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 99858 | 39197 | 37616 | 37199 | 37076 | 47849 |
| 64 | 104768 | 41118 | 41631 | 41682 | 41070 | 56679 |
| 512 | | | 41271 | 67242 | 93400 | 67837 |
| 2048 | | | | 80081 | 67648 | 76783 |
| 8192 | | | | | | 102338 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 104727 | 39384 | 37159 | 37034 | 62689 | 90564 |
| 64 | 104768 | 41322 | 40376 | 49417 | 53579 | 101717 |
| 512 | | | 41423 | 67512 | 102925 | 102182 |
| 2048 | | | | 103079 | 101681 | 102222 |
| 8192 | | | | | | 102376 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 34664 | 34134 | 60840 | 83467 | 83003 |
| 64 | 104727 | 39944 | 40183 | 98683 | 100611 | 100876 |
| 512 | | | 69902 | 96836 | 102453 | 102182 |
| 2048 | | | | 104202 | 101911 | 102808 |
| 8192 | | | | | | 102416 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 6043 | 3270 | 3258 | 3713 | 3859 | 3438 |
| 64 | 15884 | 6892 | 12399 | 15834 | 11251 | 8604 |
| 512 | | | 17093 | 17242 | 16972 | 13473 |
| 2048 | | | | 17278 | 17296 | 15872 |
| 8192 | | | | | | 14356 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91175 | 37614 | 36912 | 36651 | 36751 | 41482 |
| 64 | 95217 | 40132 | 95594 | 104692 | 40696 | 59785 |
| 512 | | | 104854 | 103721 | 77004 | 73989 |
| 2048 | | | | 103722 | 93139 | 67530 |
| 8192 | | | | | | 102378 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5890 | 3555 | 3577 | 3600 | 3906 | 3518 |
| 64 | 16008 | 6892 | 15917 | 13153 | 10669 | 8881 |
| 512 | | | 17340 | 17296 | 15001 | 13789 |
| 2048 | | | | 17313 | 17260 | 15135 |
| 8192 | | | | | | 13940 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 209196 | 36628 | 35887 | 35413 | 35441 | 40481 |
| 64 | 99709 | 43455 | 101367 | 97255 | 40414 | 46051 |
| 512 | | | 104854 | 102297 | 66840 | 66674 |
| 2048 | | | | 104203 | 85108 | 68061 |
| 8192 | | | | | | 101756 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3578 | 2031 | 1994 | 1984 | 2090 | 1921 |
| 64 | 14075 | 7423 | 6104 | 8328 | 5798 | 6645 |
| 512 | | | 26338 | 15812 | 13851 | 11532 |
| 2048 | | | | 16912 | 26046 | 17518 |
| 8192 | | | | | | 14774 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 6413 | 3214 | 3151 | 3151 | 3159 | 3116 |
| 64 | 16909 | 8272 | 6688 | 6476 | 6367 | 6328 |
| 512 | | | 28556 | 13557 | 11810 | 11069 |
| 2048 | | | | 16747 | 23530 | 13564 |
| 8192 | | | | | | 14518 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 37614 | 36954 | 36751 | 36892 | 45482 |
| 64 | 104727 | 41318 | 41068 | 41656 | 44457 | 42588 |
| 512 | | | 82441 | 67648 | 73664 | 98147 |
| 2048 | | | | 83571 | 70976 | 72608 |
| 8192 | | | | | | 102768 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 95387 | 38472 | 36472 | 36432 | 70976 | 89537 |
| 64 | 99820 | 41525 | 40621 | 41450 | 99939 | 100537 |
| 512 | | | 81437 | 67108 | 101293 | 102065 |
| 2048 | | | | 83883 | 77179 | 101219 |
| 8192 | | | | | | 102808 |