Tests by date
JFFS2, 2009-03-08
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7230 | 6926 | 6780 | 6839 | 6750 | 7086 |
| 64 | 7181 | 6808 | 6510 | 6691 | 8475 | 7397 |
| 512 | | | 6568 | 6852 | 6807 | 7471 |
| 2048 | | | | 6777 | 8231 | 7262 |
| 8192 | | | | | | 8292 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7570 | 7225 | 6914 | 7087 | 7121 | 7036 |
| 64 | 5761 | 5987 | 6676 | 6722 | 6732 | 6898 |
| 512 | | | 7148 | 6970 | 7034 | 6972 |
| 2048 | | | | 6986 | 7015 | 6893 |
| 8192 | | | | | | 7053 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 31778 | 34237 | 33961 | 33824 | 34091 | 34108 |
| 64 | 39556 | 38472 | 38835 | 38021 | 38858 | 40335 |
| 512 | | | 39521 | 39383 | 40124 | 40739 |
| 2048 | | | | 39405 | 39721 | 47994 |
| 8192 | | | | | | 93923 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 40298 | 33552 | 33487 | 33487 | 35163 | 78650 |
| 64 | 40328 | 38835 | 38701 | 38679 | 38925 | 89988 |
| 512 | | | 39945 | 39921 | 53409 | 98943 |
| 2048 | | | | 62022 | 67176 | 99272 |
| 8192 | | | | | | 98579 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 29948 | 31535 | 30338 | 29720 | 75528 | 74256 |
| 64 | 38812 | 38128 | 36994 | 38478 | 55691 | 94252 |
| 512 | | | 40040 | 39874 | 65247 | 94887 |
| 2048 | | | | 64033 | 97754 | 99126 |
| 8192 | | | | | | 98833 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7516 | 6996 | 6673 | 11360 | 12088 | 8732 |
| 64 | 6185 | 6100 | 6991 | 6903 | 11463 | 8899 |
| 512 | | | 6739 | 11467 | 10516 | 8840 |
| 2048 | | | | 14873 | 10926 | 8822 |
| 8192 | | | | | | 9204 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 33279 | 32765 | 33025 | 58252 | 32800 | 38479 |
| 64 | 36781 | 34096 | 39197 | 38813 | 40573 | 40184 |
| 512 | | | 41119 | 64280 | 40208 | 42473 |
| 2048 | | | | 64713 | 39957 | 40789 |
| 8192 | | | | | | 62821 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 9038 | 6641 | 7889 | 11497 | 12168 | 10373 |
| 64 | 7384 | 6932 | 7095 | 6845 | 9438 | 8679 |
| 512 | | | 6884 | 11079 | 9353 | 8653 |
| 2048 | | | | 11084 | 13206 | 8708 |
| 8192 | | | | | | 8748 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 61593 | 31892 | 32078 | 32325 | 32513 | 34432 |
| 64 | 32751 | 39751 | 41119 | 38523 | 38926 | 42193 |
| 512 | | | 40671 | 64526 | 39487 | 39469 |
| 2048 | | | | 63669 | 39348 | 43052 |
| 8192 | | | | | | 69542 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 6452 | 6584 | 6350 | 6247 | 6601 | 9887 |
| 64 | 7084 | 6705 | 6362 | 6519 | 7878 | 7977 |
| 512 | | | 10947 | 12333 | 6954 | 8285 |
| 2048 | | | | 10428 | 17471 | 12169 |
| 8192 | | | | | | 8486 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 5841 | 6641 | 6364 | 6650 | 6696 | 6734 |
| 64 | 6989 | 6781 | 6512 | 6500 | 6512 | 6492 |
| 512 | | | 10482 | 7905 | 7185 | 6750 |
| 2048 | | | | 7195 | 11807 | 8120 |
| 8192 | | | | | | 7062 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 31778 | 33419 | 33520 | 31895 | 33756 | 37061 |
| 64 | 38812 | 38652 | 38657 | 39016 | 38724 | 39096 |
| 512 | | | 39521 | 39615 | 40064 | 40220 |
| 2048 | | | | 39709 | 40524 | 42846 |
| 8192 | | | | | | 73523 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36161 | 33552 | 33188 | 33254 | 38119 | 65696 |
| 64 | 38835 | 39197 | 39108 | 38835 | 48506 | 88184 |
| 512 | | | 39660 | 39475 | 37097 | 71985 |
| 2048 | | | | 41630 | 65727 | 83991 |
| 8192 | | | | | | 97012 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15194 | 7126 | 7127 | 7078 | 10702 | 8720 |
| 64 | 7542 | 6921 | 6898 | 10578 | 10744 | 7856 |
| 512 | | | 7043 | 10086 | 10868 | 9261 |
| 2048 | | | | 11129 | 10795 | 9778 |
| 8192 | | | | | | 9187 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15766 | 7319 | 7324 | 7158 | 7204 | 7190 |
| 64 | 7357 | 7037 | 7148 | 7819 | 7057 | 6957 |
| 512 | | | 7211 | 7145 | 7442 | 7021 |
| 2048 | | | | 11242 | 7069 | 7045 |
| 8192 | | | | | | 8391 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 35545 | 34272 | 34344 | 34538 | 37648 |
| 64 | 41106 | 39385 | 40523 | 40137 | 41234 | 45497 |
| 512 | | | 41220 | 40305 | 40969 | 50916 |
| 2048 | | | | 64341 | 41082 | 51961 |
| 8192 | | | | | | 99162 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83776 | 35097 | 34168 | 34134 | 72706 | 84174 |
| 64 | 41941 | 40519 | 39945 | 40136 | 63760 | 98543 |
| 512 | | | 41475 | 67512 | 69758 | 99790 |
| 2048 | | | | 65278 | 99492 | 100991 |
| 8192 | | | | | | 99382 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 72312 | 32015 | 31213 | 32783 | 77581 | 77470 |
| 64 | 40328 | 39012 | 39521 | 40573 | 81888 | 97825 |
| 512 | | | 41220 | 96831 | 100688 | 99641 |
| 2048 | | | | 97681 | 102062 | 101067 |
| 8192 | | | | | | 99310 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15083 | 7067 | 7124 | 15559 | 13229 | 9561 |
| 64 | 7383 | 7025 | 7155 | 14463 | 13683 | 9353 |
| 512 | | | 10873 | 16198 | 14522 | 9408 |
| 2048 | | | | 16205 | 12143 | 9392 |
| 8192 | | | | | | 10091 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 59929 | 34376 | 35658 | 78857 | 37313 | 43933 |
| 64 | 38812 | 39751 | 40770 | 87720 | 50457 | 46226 |
| 512 | | | 64277 | 81147 | 44531 | 49719 |
| 2048 | | | | 82338 | 45776 | 57542 |
| 8192 | | | | | | 87694 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 17921 | 8297 | 8577 | 15360 | 13216 | 10647 |
| 64 | 7737 | 7073 | 7186 | 11286 | 13001 | 10009 |
| 512 | | | 10195 | 11475 | 14068 | 9190 |
| 2048 | | | | 16186 | 14029 | 10092 |
| 8192 | | | | | | 9362 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 174402 | 33957 | 34378 | 53557 | 34125 | 39939 |
| 64 | 40304 | 42146 | 43633 | 64339 | 44194 | 51120 |
| 512 | | | 63912 | 66840 | 40882 | 45320 |
| 2048 | | | | 80754 | 65027 | 49480 |
| 8192 | | | | | | 93205 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7625 | 6694 | 6689 | 10120 | 12187 | 11471 |
| 64 | 7462 | 8089 | 6793 | 10080 | 11761 | 11108 |
| 512 | | | 17457 | 12851 | 11072 | 10143 |
| 2048 | | | | 11195 | 23497 | 14240 |
| 8192 | | | | | | 11023 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7332 | 6892 | 6884 | 10420 | 9144 | 9462 |
| 64 | 7332 | 8533 | 6997 | 10414 | 10333 | 8114 |
| 512 | | | 14463 | 9281 | 8053 | 6802 |
| 2048 | | | | 11079 | 18436 | 12358 |
| 8192 | | | | | | 8643 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 35539 | 34801 | 35924 | 54559 | 35954 | 55496 |
| 64 | 40328 | 40328 | 40524 | 63429 | 64619 | 52001 |
| 512 | | | 40918 | 40064 | 46377 | 50438 |
| 2048 | | | | 64836 | 65759 | 67108 |
| 8192 | | | | | | 90717 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41106 | 34948 | 35771 | 54294 | 54493 | 80225 |
| 64 | 41106 | 40719 | 39756 | 62659 | 65216 | 97013 |
| 512 | | | 40770 | 41347 | 65889 | 100199 |
| 2048 | | | | 65090 | 66707 | 100124 |
| 8192 | | | | | | 99493 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15418 | 7218 | 7172 | 11374 | 13487 | 11716 |
| 64 | 15194 | 16319 | 11023 | 14367 | 12101 | 11805 |
| 512 | | | 11169 | 15398 | 12311 | 12090 |
| 2048 | | | | 16288 | 13144 | 11676 |
| 8192 | | | | | | 12601 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16380 | 7410 | 7412 | 11218 | 11466 | 10846 |
| 64 | 15529 | 13210 | 11405 | 11231 | 11112 | 7911 |
| 512 | | | 11503 | 11422 | 11234 | 7454 |
| 2048 | | | | 12819 | 11257 | 9291 |
| 8192 | | | | | | 12111 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83881 | 37448 | 36274 | 59491 | 59021 | 51811 |
| 64 | 87319 | 102278 | 68752 | 67922 | 67107 | 51851 |
| 512 | | | 68058 | 68198 | 67142 | 69488 |
| 2048 | | | | 67992 | 67276 | 76390 |
| 8192 | | | | | | 101218 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 38129 | 36079 | 68900 | 89120 | 89928 |
| 64 | 87319 | 102278 | 66576 | 67105 | 101371 | 101525 |
| 512 | | | 67510 | 101678 | 101526 | 100952 |
| 2048 | | | | 103879 | 102453 | 101525 |
| 8192 | | | | | | 101409 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 33023 | 32863 | 80753 | 81638 | 82115 |
| 64 | 83881 | 102278 | 66706 | 97538 | 100237 | 99975 |
| 512 | | | 67108 | 103085 | 101143 | 100386 |
| 2048 | | | | 103085 | 102847 | 101717 |
| 8192 | | | | | | 101333 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16255 | 7151 | 15790 | 16735 | 16361 | 12557 |
| 64 | 15648 | 16810 | 12313 | 16714 | 15816 | 12425 |
| 512 | | | 13051 | 16764 | 15453 | 12101 |
| 2048 | | | | 17045 | 16957 | 13080 |
| 8192 | | | | | | 11679 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 36153 | 89238 | 89004 | 66974 | 59401 |
| 64 | 80607 | 99844 | 98975 | 103879 | 67209 | 67513 |
| 512 | | | 104522 | 103885 | 66907 | 64542 |
| 2048 | | | | 102764 | 67109 | 86872 |
| 8192 | | | | | | 101295 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18556 | 8430 | 19737 | 16606 | 17417 | 11792 |
| 64 | 15533 | 16709 | 16752 | 16882 | 13801 | 12741 |
| 512 | | | 17058 | 14149 | 16623 | 12992 |
| 2048 | | | | 16950 | 16817 | 13176 |
| 8192 | | | | | | 12932 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 209196 | 35097 | 86252 | 67785 | 37396 | 46530 |
| 64 | 83776 | 104825 | 106521 | 102925 | 67208 | 65059 |
| 512 | | | 105514 | 83676 | 74980 | 68234 |
| 2048 | | | | 103246 | 67957 | 73103 |
| 8192 | | | | | | 100725 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15303 | 6781 | 10986 | 11023 | 13692 | 13020 |
| 64 | 15304 | 19463 | 11312 | 10438 | 13211 | 11500 |
| 512 | | | 21788 | 13848 | 13646 | 12138 |
| 2048 | | | | 13720 | 25980 | 15630 |
| 8192 | | | | | | 12937 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15885 | 8981 | 10922 | 10908 | 10624 | 10712 |
| 64 | 15648 | 20458 | 11096 | 10768 | 10409 | 10261 |
| 512 | | | 23513 | 13489 | 11506 | 10094 |
| 2048 | | | | 11554 | 19016 | 13315 |
| 8192 | | | | | | 11186 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 69865 | 88270 | 57550 | 59283 | 55324 | 84095 |
| 64 | 83776 | 99844 | 67514 | 68266 | 67175 | 66924 |
| 512 | | | 67783 | 67108 | 76607 | 70418 |
| 2048 | | | | 67242 | 66907 | 100686 |
| 8192 | | | | | | 100050 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83881 | 88278 | 57257 | 58507 | 87951 | 83494 |
| 64 | 87319 | 101065 | 66840 | 67242 | 78077 | 100499 |
| 512 | | | 67103 | 66840 | 101218 | 100952 |
| 2048 | | | | 98979 | 100461 | 100800 |
| 8192 | | | | | | 99716 |