Tests by date
JFFS2, 2008-11-28
write_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15418 | 7108 | 7046 | 7068 | 11036 | 7866 |
| 64 | 7462 | 6915 | 6909 | 6844 | 9428 | 7131 |
| 512 | | | 7078 | 8381 | 11034 | 10021 |
| 2048 | | | | 15283 | 12004 | 7345 |
| 8192 | | | | | | 10239 |
rewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16128 | 7326 | 7200 | 7054 | 7488 | 7283 |
| 64 | 7281 | 7139 | 6769 | 6825 | 6930 | 6932 |
| 512 | | | 7172 | 7147 | 7964 | 7029 |
| 2048 | | | | 14208 | 7028 | 6969 |
| 8192 | | | | | | 12036 |
read_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77668 | 35541 | 33789 | 33910 | 34361 | 48753 |
| 64 | 39556 | 40326 | 40720 | 40426 | 40232 | 40263 |
| 512 | | | 39244 | 40795 | 54382 | 45092 |
| 2048 | | | | 64650 | 42473 | 46970 |
| 8192 | | | | | | 101486 |
reread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 83776 | 34376 | 33654 | 33790 | 83467 | 83859 |
| 64 | 41106 | 40519 | 40476 | 40573 | 40634 | 91179 |
| 512 | | | 39060 | 41044 | 97967 | 99457 |
| 2048 | | | | 64713 | 100688 | 98218 |
| 8192 | | | | | | 101066 |
randomread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 31535 | 31300 | 30968 | 76520 | 77202 |
| 64 | 38812 | 40138 | 40087 | 39992 | 99788 | 98363 |
| 512 | | | 39381 | 59021 | 98255 | 99715 |
| 2048 | | | | 88531 | 102065 | 98254 |
| 8192 | | | | | | 99790 |
randomwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16008 | 7126 | 7086 | 14814 | 13153 | 8931 |
| 64 | 3615 | 7121 | 7137 | 13246 | 11731 | 9203 |
| 512 | | | 11444 | 16190 | 12873 | 8982 |
| 2048 | | | | 16054 | 11171 | 9447 |
| 8192 | | | | | | 11159 |
bkwdread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 74852 | 33684 | 32799 | 82341 | 33050 | 56476 |
| 64 | 37448 | 39568 | 40426 | 101986 | 40208 | 41253 |
| 512 | | | 100461 | 94920 | 38435 | 51384 |
| 2048 | | | | 80756 | 49913 | 61483 |
| 8192 | | | | | | 95256 |
recrewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 18390 | 8256 | 7898 | 12000 | 13122 | 10229 |
| 64 | 7357 | 7126 | 7083 | 13576 | 13352 | 10440 |
| 512 | | | 17032 | 14166 | 13072 | 9706 |
| 2048 | | | | 14128 | 15058 | 8566 |
| 8192 | | | | | | 11306 |
strideread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 209196 | 31654 | 31804 | 32341 | 31971 | 46798 |
| 64 | 38835 | 42363 | 42907 | 74982 | 65824 | 39981 |
| 512 | | | 100756 | 82747 | 39394 | 55052 |
| 2048 | | | | 80655 | 49398 | 62382 |
| 8192 | | | | | | 101218 |
fwrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 14072 | 6689 | 6603 | 6571 | 12361 | 10807 |
| 64 | 7157 | 7981 | 6708 | 10321 | 9391 | 7875 |
| 512 | | | 21859 | 13565 | 13568 | 10411 |
| 2048 | | | | 12695 | 24704 | 15179 |
| 8192 | | | | | | 12181 |
frewrite_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15767 | 6853 | 6838 | 6596 | 10559 | 6686 |
| 64 | 7738 | 6926 | 6922 | 10633 | 10287 | 9804 |
| 512 | | | 23530 | 13472 | 9864 | 6732 |
| 2048 | | | | 11409 | 20919 | 8262 |
| 8192 | | | | | | 8294 |
fread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 67647 | 34660 | 33386 | 33487 | 54360 | 48859 |
| 64 | 40304 | 38299 | 39897 | 66840 | 64156 | 70252 |
| 512 | | | 40329 | 64838 | 46683 | 56169 |
| 2048 | | | | 66051 | 66312 | 100536 |
| 8192 | | | | | | 58867 |
freread_min| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 34801 | 33188 | 33404 | 54360 | 82978 |
| 64 | 41100 | 38478 | 39708 | 65792 | 63882 | 99162 |
| 512 | | | 40770 | 64526 | 99198 | 99938 |
| 2048 | | | | 65921 | 66378 | 100574 |
| 8192 | | | | | | 101028 |
write_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7653 | 6825 | 7134 | 10917 | 11066 | 10266 |
| 64 | 7383 | 6904 | 6553 | 10498 | 8683 | 7741 |
| 512 | | | 6907 | 10650 | 10529 | 7450 |
| 2048 | | | | 15731 | 12313 | 9298 |
| 8192 | | | | | | 10923 |
rewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7516 | 7371 | 7351 | 11715 | 11261 | 7182 |
| 64 | 7384 | 7108 | 7059 | 11224 | 6905 | 6945 |
| 512 | | | 7171 | 11380 | 7048 | 7020 |
| 2048 | | | | 10867 | 11210 | 7053 |
| 8192 | | | | | | 7049 |
read_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 41106 | 38301 | 36871 | 59970 | 37097 | 42935 |
| 64 | 41132 | 38652 | 39107 | 65470 | 38937 | 40064 |
| 512 | | | 39061 | 64589 | 39709 | 52841 |
| 2048 | | | | 41145 | 66807 | 77604 |
| 8192 | | | | | | 100726 |
reread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 46585 | 36473 | 36157 | 59703 | 61007 | 90933 |
| 64 | 41100 | 40718 | 39244 | 64650 | 75656 | 92787 |
| 512 | | | 39521 | 62079 | 52592 | 98363 |
| 2048 | | | | 101066 | 67175 | 98652 |
| 8192 | | | | | | 100725 |
randomread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 39550 | 33960 | 33089 | 54294 | 83106 | 82646 |
| 64 | 40304 | 40326 | 38260 | 64526 | 91553 | 98471 |
| 512 | | | 39106 | 64096 | 98110 | 98507 |
| 2048 | | | | 101987 | 97116 | 97577 |
| 8192 | | | | | | 99382 |
randomwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8034 | 7139 | 6588 | 14972 | 14622 | 9764 |
| 64 | 7305 | 7096 | 7127 | 10822 | 15468 | 8322 |
| 512 | | | 11642 | 11440 | 13049 | 11053 |
| 2048 | | | | 16823 | 14311 | 9882 |
| 8192 | | | | | | 9513 |
bkwdread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37448 | 34096 | 35172 | 87723 | 35329 | 38920 |
| 64 | 37448 | 40130 | 39289 | 64900 | 63220 | 58623 |
| 512 | | | 97532 | 64404 | 46961 | 52593 |
| 2048 | | | | 101830 | 40708 | 62109 |
| 8192 | | | | | | 93369 |
recrewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8594 | 8456 | 8405 | 16656 | 14356 | 11293 |
| 64 | 7737 | 7133 | 7093 | 11246 | 10611 | 10237 |
| 512 | | | 16869 | 10985 | 15646 | 11187 |
| 2048 | | | | 16151 | 13572 | 10489 |
| 8192 | | | | | | 11516 |
strideread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 65501 | 33961 | 34662 | 62718 | 35098 | 34816 |
| 64 | 39556 | 42795 | 42100 | 64340 | 38502 | 46114 |
| 512 | | | 66442 | 64902 | 39475 | 40202 |
| 2048 | | | | 101987 | 67174 | 57431 |
| 8192 | | | | | | 100387 |
fwrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7653 | 6803 | 6661 | 10128 | 6565 | 9591 |
| 64 | 7436 | 8027 | 6186 | 9990 | 6298 | 9610 |
| 512 | | | 17457 | 12809 | 13228 | 10440 |
| 2048 | | | | 13225 | 23431 | 15515 |
| 8192 | | | | | | 11667 |
frewrite_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7543 | 5749 | 6777 | 10733 | 6682 | 9462 |
| 64 | 7357 | 8568 | 6922 | 10610 | 6493 | 6434 |
| 512 | | | 19064 | 9284 | 7175 | 6220 |
| 2048 | | | | 10988 | 15196 | 8163 |
| 8192 | | | | | | 8195 |
fread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 36781 | 37447 | 36234 | 59439 | 36501 | 47519 |
| 64 | 39556 | 40525 | 39804 | 66179 | 39545 | 48471 |
| 512 | | | 67377 | 39873 | 59493 | 100049 |
| 2048 | | | | 66640 | 39945 | 43184 |
| 8192 | | | | | | 69470 |
freread_med| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 44596 | 37448 | 35771 | 58102 | 36964 | 89358 |
| 64 | 40328 | 40919 | 39568 | 65727 | 41488 | 96942 |
| 512 | | | 67514 | 39709 | 99345 | 100310 |
| 2048 | | | | 66573 | 61567 | 100499 |
| 8192 | | | | | | 100387 |
write_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 15767 | 7126 | 7096 | 9409 | 8654 | 8339 |
| 64 | 7462 | 6887 | 10855 | 15094 | 11691 | 9221 |
| 512 | | | 11066 | 10996 | 10803 | 11768 |
| 2048 | | | | 14966 | 11923 | 11265 |
| 8192 | | | | | | 9189 |
rewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16507 | 7281 | 7315 | 7321 | 7104 | 7188 |
| 64 | 7357 | 7126 | 10475 | 10715 | 7170 | 6873 |
| 512 | | | 7645 | 10976 | 11369 | 7845 |
| 2048 | | | | 11005 | 8479 | 7025 |
| 8192 | | | | | | 8211 |
read_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 80607 | 33956 | 34272 | 34116 | 41360 | 36984 |
| 64 | 39556 | 40718 | 65535 | 62953 | 39838 | 38791 |
| 512 | | | 39197 | 64589 | 65091 | 61049 |
| 2048 | | | | 63309 | 44545 | 88680 |
| 8192 | | | | | | 101333 |
reread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 91051 | 34664 | 33789 | 33790 | 84465 | 83080 |
| 64 | 40328 | 38478 | 63669 | 62718 | 39815 | 96628 |
| 512 | | | 39428 | 64156 | 65091 | 99015 |
| 2048 | | | | 64033 | 101523 | 99419 |
| 8192 | | | | | | 101333 |
randomread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 77556 | 32388 | 30953 | 31271 | 77402 | 77025 |
| 64 | 39550 | 38479 | 63307 | 64402 | 67140 | 95835 |
| 512 | | | 38657 | 64093 | 66116 | 99053 |
| 2048 | | | | 63852 | 101911 | 100800 |
| 8192 | | | | | | 101564 |
randomwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 16511 | 6990 | 9264 | 12197 | 14517 | 10874 |
| 64 | 7306 | 6984 | 11225 | 16586 | 12129 | 9020 |
| 512 | | | 7192 | 11395 | 13754 | 9731 |
| 2048 | | | | 16810 | 13536 | 9605 |
| 8192 | | | | | | 9492 |
bkwdread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 22306 | 34376 | 84726 | 83776 | 54648 | 47460 |
| 64 | 37427 | 39944 | 65024 | 94251 | 39627 | 44664 |
| 512 | | | 39199 | 64465 | 65247 | 45320 |
| 2048 | | | | 77942 | 66940 | 74173 |
| 8192 | | | | | | 101333 |
recrewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 8701 | 8330 | 18049 | 15756 | 11434 | 10204 |
| 64 | 7681 | 6961 | 11173 | 10728 | 10908 | 12914 |
| 512 | | | 15405 | 10125 | 11303 | 9272 |
| 2048 | | | | 11438 | 13651 | 12675 |
| 8192 | | | | | | 8886 |
strideread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 99672 | 33290 | 81835 | 66246 | 32372 | 44851 |
| 64 | 32755 | 43236 | 67244 | 62541 | 39826 | 63474 |
| 512 | | | 99563 | 39662 | 40845 | 40287 |
| 2048 | | | | 63788 | 67040 | 73362 |
| 8192 | | | | | | 78766 |
fwrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7231 | 6737 | 12277 | 9516 | 11876 | 10387 |
| 64 | 7409 | 8050 | 10696 | 10316 | 13100 | 9895 |
| 512 | | | 26111 | 15760 | 13474 | 9078 |
| 2048 | | | | 10459 | 23835 | 14433 |
| 8192 | | | | | | 11671 |
frewrite_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 7913 | 6887 | 10915 | 6604 | 9438 | 6675 |
| 64 | 7036 | 8363 | 10226 | 10276 | 9425 | 6427 |
| 512 | | | 18935 | 14469 | 7170 | 8488 |
| 2048 | | | | 11414 | 18803 | 10855 |
| 8192 | | | | | | 7209 |
fread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 32771 | 33689 | 54467 | 33587 | 32816 | 33587 |
| 64 | 38835 | 38478 | 66841 | 63429 | 63190 | 39440 |
| 512 | | | 64773 | 40720 | 40148 | 40475 |
| 2048 | | | | 64777 | 66083 | 62065 |
| 8192 | | | | | | 100424 |
freread_max| Record/datasize | 64 | 256 | 1024 | 2048 | 4096 | 8192 |
| 4 | 37427 | 34096 | 54381 | 44858 | 46281 | 83364 |
| 64 | 40304 | 38828 | 64523 | 62718 | 63399 | 76959 |
| 512 | | | 63669 | 40796 | 44948 | 99751 |
| 2048 | | | | 65026 | 66509 | 99789 |
| 8192 | | | | | | 100499 |