Tests by date
JFFS2, 2008-11-17
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7516 | 7133 | 7139 | 10922 | 9309 | 8464 |
| 64 | 7383 | 6892 | 6547 | 6648 | 10583 | 10293 |
| 512 | | | 6924 | 6724 | 11977 | 7361 |
| 2048 | | | | 16332 | 12659 | 8149 |
| 8192 | | | | | | 8555 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7598 | 7417 | 7360 | 7637 | 7189 | 7179 |
| 64 | 7256 | 6008 | 7037 | 7033 | 7575 | 6924 |
| 512 | | | 7127 | 7026 | 6959 | 6922 |
| 2048 | | | | 13462 | 10602 | 7009 |
| 8192 | | | | | | 10543 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37448 | 36630 | 34308 | 33944 | 34117 | 48288 |
| 64 | 39556 | 38835 | 38971 | 39545 | 38724 | 46313 |
| 512 | | | 38970 | 39803 | 40041 | 63836 |
| 2048 | | | | 39383 | 81840 | 52634 |
| 8192 | | | | | | 100237 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41909 | 34377 | 33655 | 33892 | 50287 | 83833 |
| 64 | 40298 | 39197 | 39107 | 39313 | 50591 | 98254 |
| 512 | | | 39804 | 40017 | 99273 | 100839 |
| 2048 | | | | 97537 | 101448 | 99529 |
| 8192 | | | | | | 100461 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37427 | 32384 | 30982 | 31373 | 76914 | 77069 |
| 64 | 38118 | 38299 | 38129 | 39107 | 94783 | 96942 |
| 512 | | | 39289 | 39221 | 98182 | 100274 |
| 2048 | | | | 97399 | 100461 | 100650 |
| 8192 | | | | | | 100387 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7972 | 7055 | 6673 | 13662 | 15545 | 9047 |
| 64 | 7256 | 6955 | 7099 | 6805 | 12677 | 8737 |
| 512 | | | 12318 | 16861 | 13630 | 13182 |
| 2048 | | | | 16836 | 13207 | 10323 |
| 8192 | | | | | | 13373 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 33283 | 34520 | 33354 | 82951 | 54560 | 33529 |
| 64 | 36781 | 40132 | 39107 | 39107 | 38391 | 54250 |
| 512 | | | 100166 | 98683 | 54163 | 66559 |
| 2048 | | | | 97399 | 66575 | 47823 |
| 8192 | | | | | | 64698 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8629 | 8248 | 8481 | 12661 | 13508 | 11611 |
| 64 | 7570 | 6932 | 7098 | 7079 | 10820 | 10661 |
| 512 | | | 16537 | 10954 | 13042 | 9186 |
| 2048 | | | | 16131 | 13071 | 11014 |
| 8192 | | | | | | 9223 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 99672 | 33552 | 32202 | 32325 | 30201 | 46067 |
| 64 | 31296 | 41727 | 42312 | 38678 | 38130 | 41001 |
| 512 | | | 100157 | 63731 | 45129 | 46059 |
| 2048 | | | | 98399 | 66840 | 45559 |
| 8192 | | | | | | 86146 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 6921 | 6636 | 6643 | 6411 | 12734 | 12001 |
| 64 | 7436 | 8096 | 6181 | 6318 | 11892 | 10711 |
| 512 | | | 21536 | 12814 | 13141 | 10033 |
| 2048 | | | | 13140 | 23937 | 15061 |
| 8192 | | | | | | 10181 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7653 | 6853 | 6778 | 6844 | 10522 | 9917 |
| 64 | 7206 | 8533 | 6907 | 6672 | 10225 | 6458 |
| 512 | | | 23464 | 11808 | 11635 | 6792 |
| 2048 | | | | 10940 | 18253 | 13197 |
| 8192 | | | | | | 8446 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 32259 | 34947 | 33723 | 33189 | 54603 | 45062 |
| 64 | 39550 | 40138 | 39568 | 39039 | 65407 | 57542 |
| 512 | | | 64901 | 39591 | 40634 | 74399 |
| 2048 | | | | 66313 | 40208 | 75296 |
| 8192 | | | | | | 99310 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36781 | 35242 | 33188 | 33587 | 54670 | 82875 |
| 64 | 39556 | 40328 | 39289 | 38903 | 65343 | 97968 |
| 512 | | | 64277 | 39615 | 99936 | 94154 |
| 2048 | | | | 66379 | 89477 | 100424 |
| 8192 | | | | | | 99089 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7489 | 7151 | 7154 | 10999 | 13024 | 12624 |
| 64 | 7489 | 6949 | 6570 | 10652 | 12065 | 10697 |
| 512 | | | 11173 | 11070 | 8494 | 11030 |
| 2048 | | | | 11210 | 8656 | 12152 |
| 8192 | | | | | | 10803 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7357 | 7326 | 7363 | 11732 | 8315 | 8631 |
| 64 | 7331 | 7121 | 6741 | 7130 | 11205 | 11126 |
| 512 | | | 11554 | 11110 | 6978 | 7582 |
| 2048 | | | | 9653 | 7124 | 11370 |
| 8192 | | | | | | 8262 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37427 | 35843 | 33486 | 55460 | 34030 | 44605 |
| 64 | 41100 | 41734 | 40378 | 40257 | 65248 | 63913 |
| 512 | | | 62366 | 66246 | 47028 | 46773 |
| 2048 | | | | 39708 | 40770 | 69380 |
| 8192 | | | | | | 100839 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41106 | 34233 | 33621 | 55233 | 34030 | 84096 |
| 64 | 41909 | 39944 | 40040 | 40017 | 64776 | 71354 |
| 512 | | | 63073 | 66441 | 98687 | 98797 |
| 2048 | | | | 50685 | 100990 | 100012 |
| 8192 | | | | | | 100387 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37448 | 31772 | 31212 | 49563 | 66808 | 76760 |
| 64 | 40328 | 39197 | 40089 | 39803 | 81293 | 97860 |
| 512 | | | 63186 | 66248 | 97188 | 98652 |
| 2048 | | | | 99418 | 102299 | 99826 |
| 8192 | | | | | | 100802 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8065 | 7157 | 6702 | 16308 | 14665 | 12484 |
| 64 | 7332 | 6043 | 14723 | 14391 | 12749 | 9010 |
| 512 | | | 11554 | 15420 | 13412 | 8846 |
| 2048 | | | | 16460 | 15498 | 10835 |
| 8192 | | | | | | 10335 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 35534 | 33961 | 33287 | 83466 | 33312 | 54120 |
| 64 | 38118 | 40919 | 101365 | 100762 | 39862 | 39809 |
| 512 | | | 63428 | 102297 | 39945 | 57333 |
| 2048 | | | | 81047 | 66410 | 73322 |
| 8192 | | | | | | 73503 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8701 | 8430 | 8557 | 12917 | 16414 | 12874 |
| 64 | 7795 | 7043 | 17189 | 14057 | 14539 | 9428 |
| 512 | | | 10823 | 13726 | 14002 | 8857 |
| 2048 | | | | 15944 | 11377 | 10361 |
| 8192 | | | | | | 8917 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 104727 | 31773 | 31986 | 52386 | 35236 | 34654 |
| 64 | 40328 | 43463 | 111838 | 66049 | 39279 | 49572 |
| 512 | | | 63788 | 73987 | 64557 | 44754 |
| 2048 | | | | 98399 | 67309 | 63867 |
| 8192 | | | | | | 71354 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7108 | 6748 | 6641 | 9640 | 12241 | 11845 |
| 64 | 7462 | 8199 | 11052 | 10479 | 13425 | 11991 |
| 512 | | | 17753 | 12907 | 11082 | 11733 |
| 2048 | | | | 13746 | 23109 | 14396 |
| 8192 | | | | | | 10365 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7943 | 7007 | 6874 | 11005 | 6767 | 10804 |
| 64 | 7358 | 8674 | 10375 | 10454 | 10641 | 10353 |
| 512 | | | 19173 | 12893 | 7302 | 8877 |
| 2048 | | | | 11149 | 15503 | 14007 |
| 8192 | | | | | | 8450 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 33807 | 34660 | 33621 | 54962 | 33520 | 54504 |
| 64 | 40328 | 41727 | 65535 | 65408 | 65534 | 65535 |
| 512 | | | 62249 | 64652 | 40184 | 39915 |
| 2048 | | | | 66705 | 58558 | 59165 |
| 8192 | | | | | | 99017 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37448 | 35242 | 33586 | 53344 | 47917 | 63897 |
| 64 | 41106 | 42146 | 66047 | 64775 | 65091 | 82646 |
| 512 | | | 63425 | 64526 | 40366 | 86396 |
| 2048 | | | | 66838 | 98471 | 100124 |
| 8192 | | | | | | 98979 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15303 | 5845 | 6741 | 11220 | 10686 | 11569 |
| 64 | 7489 | 6819 | 10940 | 10813 | 10669 | 7686 |
| 512 | | | 10192 | 10985 | 9987 | 7767 |
| 2048 | | | | 10615 | 11232 | 9423 |
| 8192 | | | | | | 12015 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16128 | 7300 | 7350 | 10038 | 7175 | 7792 |
| 64 | 7384 | 6944 | 11252 | 8342 | 10988 | 6883 |
| 512 | | | 11459 | 11368 | 7130 | 6998 |
| 2048 | | | | 11349 | 7033 | 7011 |
| 8192 | | | | | | 11855 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77668 | 34096 | 34239 | 33927 | 34021 | 38375 |
| 64 | 41106 | 40718 | 64900 | 40184 | 63882 | 41316 |
| 512 | | | 63428 | 63972 | 39850 | 40807 |
| 2048 | | | | 66773 | 40944 | 98652 |
| 8192 | | | | | | 98363 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 87319 | 34097 | 33723 | 40257 | 50839 | 83833 |
| 64 | 41915 | 37448 | 62599 | 40040 | 63852 | 98616 |
| 512 | | | 64155 | 63549 | 40017 | 100499 |
| 2048 | | | | 66443 | 98980 | 98615 |
| 8192 | | | | | | 97969 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 72331 | 31652 | 31039 | 77490 | 71051 | 76848 |
| 64 | 40322 | 38472 | 62714 | 39175 | 64372 | 97790 |
| 512 | | | 63912 | 63608 | 81048 | 99567 |
| 2048 | | | | 66379 | 97969 | 98075 |
| 8192 | | | | | | 98147 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16128 | 7121 | 14788 | 15883 | 15174 | 9633 |
| 64 | 7281 | 6973 | 10492 | 16468 | 10699 | 9868 |
| 512 | | | 11467 | 10892 | 14606 | 9093 |
| 2048 | | | | 16058 | 11355 | 8291 |
| 8192 | | | | | | 9184 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 72234 | 33285 | 84092 | 54031 | 54692 | 40598 |
| 64 | 38118 | 39944 | 64646 | 100613 | 38993 | 39668 |
| 512 | | | 63070 | 64713 | 65503 | 47317 |
| 2048 | | | | 74396 | 43548 | 68688 |
| 8192 | | | | | | 98400 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18233 | 8289 | 19737 | 12738 | 12436 | 10574 |
| 64 | 7737 | 6944 | 11263 | 10763 | 13161 | 10693 |
| 512 | | | 11416 | 11411 | 10770 | 10176 |
| 2048 | | | | 11395 | 14817 | 9209 |
| 8192 | | | | | | 12382 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 190356 | 33960 | 81243 | 52966 | 35125 | 38320 |
| 64 | 39550 | 41939 | 68477 | 65470 | 63519 | 57852 |
| 512 | | | 63669 | 65152 | 39604 | 45244 |
| 2048 | | | | 66246 | 64495 | 49599 |
| 8192 | | | | | | 88827 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 6512 | 6615 | 9788 | 10441 | 13591 | 10179 |
| 64 | 7132 | 8096 | 10696 | 10321 | 10005 | 11487 |
| 512 | | | 17412 | 12188 | 12004 | 12103 |
| 2048 | | | | 10603 | 24023 | 14863 |
| 8192 | | | | | | 9316 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7708 | 6859 | 10796 | 10378 | 10498 | 6645 |
| 64 | 7255 | 8559 | 11044 | 10259 | 10263 | 6919 |
| 512 | | | 18840 | 13365 | 7292 | 6743 |
| 2048 | | | | 11349 | 18856 | 8244 |
| 8192 | | | | | | 9093 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 28330 | 34806 | 55276 | 55006 | 54984 | 33433 |
| 64 | 39556 | 40719 | 64901 | 66379 | 65185 | 39773 |
| 512 | | | 65023 | 64900 | 39981 | 52469 |
| 2048 | | | | 65406 | 62659 | 40976 |
| 8192 | | | | | | 100536 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 38118 | 35393 | 54557 | 54293 | 54872 | 82569 |
| 64 | 41106 | 40913 | 62135 | 65470 | 65471 | 92308 |
| 512 | | | 65276 | 64156 | 60430 | 99419 |
| 2048 | | | | 65598 | 87721 | 99053 |
| 8192 | | | | | | 100574 |