Tests by date
UBIFS, 2008-11-29
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 1831 | 1884 | 1881 | 1870 | 1898 | 2066 |
| 64 | 5991 | 6149 | 6112 | 6078 | 6016 | 6053 |
| 512 | | | 6964 | 6926 | 7165 | 7749 |
| 2048 | | | | 15654 | 12075 | 11765 |
| 8192 | | | | | | 13209 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2908 | 3096 | 3090 | 3059 | 3089 | 3204 |
| 64 | 6875 | 6803 | 6696 | 6674 | 6695 | 6715 |
| 512 | | | 7127 | 7070 | 6978 | 7056 |
| 2048 | | | | 14506 | 11386 | 11264 |
| 8192 | | | | | | 10436 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37448 | 36628 | 34414 | 33978 | 33927 | 42353 |
| 64 | 41915 | 38654 | 37281 | 38857 | 38502 | 46353 |
| 512 | | | 39199 | 38902 | 39096 | 42286 |
| 2048 | | | | 67718 | 65216 | 67361 |
| 8192 | | | | | | 101910 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 33828 | 36951 | 33996 | 34047 | 33850 | 83649 |
| 64 | 35534 | 39012 | 38260 | 40548 | 40919 | 95868 |
| 512 | | | 39197 | 43435 | 39233 | 101256 |
| 2048 | | | | 67446 | 97188 | 102338 |
| 8192 | | | | | | 102260 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37427 | 32016 | 30784 | 58866 | 56847 | 74960 |
| 64 | 41100 | 38652 | 38260 | 93987 | 94186 | 94920 |
| 512 | | | 39244 | 95867 | 96005 | 101180 |
| 2048 | | | | 66905 | 97188 | 101872 |
| 8192 | | | | | | 102182 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3057 | 3010 | 3015 | 3489 | 3433 | 3388 |
| 64 | 6808 | 6759 | 6718 | 15141 | 11051 | 8462 |
| 512 | | | 7058 | 16619 | 17008 | 12723 |
| 2048 | | | | 16537 | 14830 | 13819 |
| 8192 | | | | | | 12534 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36156 | 34801 | 33756 | 33453 | 33181 | 42928 |
| 64 | 38835 | 37953 | 39289 | 63071 | 38325 | 60800 |
| 512 | | | 38924 | 79794 | 72432 | 56405 |
| 2048 | | | | 83673 | 64004 | 69850 |
| 8192 | | | | | | 78465 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3201 | 3248 | 3268 | 3265 | 3698 | 3382 |
| 64 | 6700 | 6748 | 6623 | 10631 | 10057 | 8100 |
| 512 | | | 7148 | 13899 | 14267 | 11485 |
| 2048 | | | | 13943 | 14539 | 13197 |
| 8192 | | | | | | 11650 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 104727 | 34376 | 32928 | 32372 | 32380 | 32529 |
| 64 | 40322 | 43686 | 40671 | 62366 | 38097 | 57101 |
| 512 | | | 39197 | 79416 | 64064 | 66149 |
| 2048 | | | | 83570 | 64217 | 67395 |
| 8192 | | | | | | 101950 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 1958 | 1859 | 1815 | 1810 | 1939 | 1872 |
| 64 | 6008 | 7332 | 5982 | 5836 | 5726 | 6633 |
| 512 | | | 10665 | 15646 | 11245 | 10568 |
| 2048 | | | | 13785 | 22482 | 15799 |
| 8192 | | | | | | 14060 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3004 | 2998 | 2957 | 2938 | 3105 | 3080 |
| 64 | 6875 | 8042 | 6562 | 6323 | 6235 | 6172 |
| 512 | | | 11707 | 13943 | 11656 | 6807 |
| 2048 | | | | 11271 | 22111 | 13384 |
| 8192 | | | | | | 10621 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 33279 | 33416 | 33926 | 33756 | 33655 | 46506 |
| 64 | 32755 | 38129 | 39061 | 38746 | 38271 | 45183 |
| 512 | | | 40572 | 66573 | 66707 | 51072 |
| 2048 | | | | 64589 | 65536 | 66247 |
| 8192 | | | | | | 102259 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38812 | 34096 | 33454 | 33621 | 33512 | 83158 |
| 64 | 41106 | 38301 | 39016 | 38194 | 38391 | 99272 |
| 512 | | | 40770 | 66377 | 79230 | 97790 |
| 2048 | | | | 64650 | 64869 | 86591 |
| 8192 | | | | | | 102338 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2688 | 1956 | 2023 | 2194 | 2119 | 2039 |
| 64 | 6025 | 6232 | 6179 | 6187 | 6342 | 6072 |
| 512 | | | 6948 | 6993 | 7761 | 11246 |
| 2048 | | | | 11273 | 11302 | 7071 |
| 8192 | | | | | | 10411 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 4341 | 3228 | 3280 | 3253 | 3259 | 3196 |
| 64 | 6943 | 6847 | 6762 | 6727 | 6733 | 6697 |
| 512 | | | 7110 | 7141 | 7105 | 7129 |
| 2048 | | | | 11411 | 11401 | 12258 |
| 8192 | | | | | | 14218 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 63502 | 36951 | 33892 | 34204 | 34379 | 34304 |
| 64 | 41935 | 39944 | 39244 | 41145 | 41196 | 52551 |
| 512 | | | 37616 | 41120 | 51013 | 46012 |
| 2048 | | | | 65090 | 67242 | 67344 |
| 8192 | | | | | | 93661 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 69865 | 36951 | 34520 | 34238 | 34265 | 71487 |
| 64 | 42784 | 40132 | 38745 | 40995 | 45714 | 97754 |
| 512 | | | 97821 | 69254 | 101602 | 97575 |
| 2048 | | | | 65278 | 67343 | 102378 |
| 8192 | | | | | | 102221 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 59929 | 32140 | 30558 | 30826 | 56157 | 75979 |
| 64 | 41106 | 36951 | 38880 | 40377 | 100686 | 96454 |
| 512 | | | 97532 | 100313 | 100611 | 97399 |
| 2048 | | | | 65216 | 83157 | 102416 |
| 8192 | | | | | | 102221 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 4578 | 3200 | 3199 | 3991 | 3446 | 3303 |
| 64 | 6852 | 6764 | 6741 | 6720 | 11010 | 8359 |
| 512 | | | 16836 | 16537 | 14086 | 10455 |
| 2048 | | | | 16972 | 15271 | 14700 |
| 8192 | | | | | | 14512 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 58239 | 35097 | 33723 | 33304 | 33748 | 45336 |
| 64 | 38835 | 38834 | 39475 | 40844 | 40745 | 39296 |
| 512 | | | 99261 | 83469 | 40944 | 39365 |
| 2048 | | | | 97967 | 84200 | 67293 |
| 8192 | | | | | | 67395 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 4957 | 3456 | 3475 | 3476 | 3743 | 3391 |
| 64 | 6921 | 6847 | 6729 | 15917 | 9773 | 8472 |
| 512 | | | 17136 | 14113 | 14275 | 13582 |
| 2048 | | | | 17145 | 15872 | 14261 |
| 8192 | | | | | | 10725 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 174402 | 33156 | 32139 | 32388 | 32823 | 32711 |
| 64 | 33828 | 41117 | 40089 | 104044 | 40622 | 40335 |
| 512 | | | 99863 | 83989 | 66051 | 69237 |
| 2048 | | | | 99713 | 82849 | 74856 |
| 8192 | | | | | | 102221 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 2904 | 1986 | 1947 | 1943 | 1941 | 1864 |
| 64 | 6259 | 7319 | 5790 | 5858 | 5764 | 6534 |
| 512 | | | 26214 | 13808 | 11324 | 8513 |
| 2048 | | | | 16886 | 21981 | 17564 |
| 8192 | | | | | | 14257 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 4490 | 3171 | 3106 | 3099 | 3101 | 3077 |
| 64 | 6920 | 8081 | 6597 | 6218 | 6310 | 6254 |
| 512 | | | 26275 | 13309 | 11672 | 6843 |
| 2048 | | | | 16124 | 23025 | 13362 |
| 8192 | | | | | | 10529 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 26878 | 35540 | 33487 | 33790 | 34169 | 33816 |
| 64 | 40304 | 38654 | 39336 | 40474 | 40573 | 40752 |
| 512 | | | 83887 | 64278 | 63610 | 49627 |
| 2048 | | | | 84200 | 81739 | 64065 |
| 8192 | | | | | | 97470 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38139 | 36158 | 33452 | 33688 | 66675 | 71716 |
| 64 | 33807 | 39191 | 39060 | 40450 | 94120 | 97012 |
| 512 | | | 84092 | 63974 | 63821 | 97082 |
| 2048 | | | | 84308 | 81788 | 88680 |
| 8192 | | | | | | 97505 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3187 | 2012 | 2022 | 2057 | 2092 | 2066 |
| 64 | 14561 | 6021 | 5934 | 5992 | 6126 | 6058 |
| 512 | | | 6960 | 6966 | 14511 | 7486 |
| 2048 | | | | 10778 | 11284 | 12572 |
| 8192 | | | | | | 11108 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 6204 | 3269 | 3265 | 3250 | 3263 | 3185 |
| 64 | 16003 | 6770 | 6800 | 6754 | 6740 | 6713 |
| 512 | | | 7108 | 7138 | 11380 | 7103 |
| 2048 | | | | 11328 | 11393 | 11360 |
| 8192 | | | | | | 11167 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 99672 | 37112 | 33090 | 34082 | 34204 | 42373 |
| 64 | 104768 | 38301 | 41578 | 41044 | 40932 | 46217 |
| 512 | | | 39061 | 39826 | 67042 | 44590 |
| 2048 | | | | 66377 | 63851 | 68200 |
| 8192 | | | | | | 102221 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 104727 | 37117 | 34203 | 33944 | 34178 | 83938 |
| 64 | 110323 | 38835 | 41221 | 40820 | 53816 | 99974 |
| 512 | | | 39756 | 39756 | 67309 | 97329 |
| 2048 | | | | 80078 | 63911 | 101756 |
| 8192 | | | | | | 102260 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91175 | 31772 | 31155 | 44738 | 60594 | 75678 |
| 64 | 104727 | 38479 | 41373 | 40770 | 100537 | 99089 |
| 512 | | | 98680 | 62718 | 66741 | 97825 |
| 2048 | | | | 100308 | 96697 | 101487 |
| 8192 | | | | | | 101872 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5974 | 3166 | 3188 | 3918 | 3635 | 3386 |
| 64 | 15885 | 6781 | 6718 | 6410 | 10586 | 7802 |
| 512 | | | 17076 | 17067 | 14535 | 9628 |
| 2048 | | | | 17011 | 17078 | 13634 |
| 8192 | | | | | | 13491 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91175 | 35242 | 33453 | 33337 | 33521 | 42956 |
| 64 | 95387 | 37612 | 41734 | 39897 | 40944 | 44724 |
| 512 | | | 100461 | 98107 | 67377 | 41688 |
| 2048 | | | | 100009 | 80951 | 66874 |
| 8192 | | | | | | 102220 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5698 | 3474 | 3461 | 3483 | 3781 | 3363 |
| 64 | 15884 | 6875 | 6456 | 6786 | 9993 | 8913 |
| 512 | | | 17049 | 16768 | 11432 | 10758 |
| 2048 | | | | 17032 | 15807 | 14184 |
| 8192 | | | | | | 11622 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 261334 | 34806 | 33091 | 32482 | 32048 | 33537 |
| 64 | 99820 | 42146 | 42581 | 40499 | 40414 | 40208 |
| 512 | | | 98975 | 82341 | 66740 | 39892 |
| 2048 | | | | 101370 | 78858 | 67395 |
| 8192 | | | | | | 101950 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 3489 | 1993 | 1944 | 1943 | 2060 | 1871 |
| 64 | 14071 | 6990 | 6128 | 5847 | 5802 | 6580 |
| 512 | | | 26296 | 15484 | 11028 | 11798 |
| 2048 | | | | 16689 | 21984 | 15513 |
| 8192 | | | | | | 10728 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 6131 | 3146 | 3120 | 3111 | 3107 | 3090 |
| 64 | 16909 | 8280 | 6664 | 6410 | 6270 | 6247 |
| 512 | | | 28653 | 13362 | 11405 | 10964 |
| 2048 | | | | 12676 | 20664 | 13359 |
| 8192 | | | | | | 14383 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 36001 | 34378 | 33671 | 33748 | 45909 |
| 64 | 104727 | 41324 | 41836 | 40672 | 41259 | 39603 |
| 512 | | | 67644 | 67042 | 64403 | 64667 |
| 2048 | | | | 63912 | 65503 | 64933 |
| 8192 | | | | | | 65663 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 99820 | 35999 | 33723 | 33437 | 68511 | 83494 |
| 64 | 104768 | 41524 | 39567 | 40994 | 92946 | 85216 |
| 512 | | | 66836 | 66575 | 64558 | 86843 |
| 2048 | | | | 64279 | 65311 | 98471 |
| 8192 | | | | | | 98652 |