Testing hfsplus vs hfsplusJournal w/ the best of 5 runs
Darwin Kernel Version 6.6: Thu May 1 21:48:54 PDT 2003; root:xnu/xnu-344.34.obj~1/RELEASE_PPC
Mon May 19 19:49:18 2003
Current file: disk1s9-full-hfsplus-0.log
Current file: disk1s9-full-hfsplus-1.log
Current file: disk1s9-full-hfsplus-2.log
Current file: disk1s9-full-hfsplus-3.log
Current file: disk1s9-full-hfsplus-4.log
Current file: disk1s9-full-hfsplusJournal-0.log
Current file: disk1s9-full-hfsplusJournal-1.log
Current file: disk1s9-full-hfsplusJournal-2.log
Current file: disk1s9-full-hfsplusJournal-3.log
Current file: disk1s9-full-hfsplusJournal-4.log
---------hfsplus---------
Test=Re-writer
Re-writer report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 68,011 97,864 120,514 139,416 132,239
128 69,642 99,458 123,790 145,437 137,029 152,005
256 69,755 99,260 124,942 146,457 139,060 148,318 156,569
512 68,494 100,512 124,391 146,576 137,523 150,764 150,059 147,634
1,024 67,275 97,301 117,998 142,361 135,340 145,186 143,779 141,514 135,880
2,048 67,729 96,177 118,210 139,756 130,495 138,631 137,569 132,223 130,529 128,360
4,096 67,202 95,987 114,062 137,945 128,413 138,899 134,657 130,366 127,641 125,775 126,987
8,192 58,448 69,862 74,361 92,258 87,574 86,299 72,288 71,816 67,231 66,424 66,530 66,292
16,384 39,787 42,122 41,438 39,961 42,474 42,601 40,624 41,241 41,422 42,185 40,975 43,623 43,850
32,768 0 0 0 0 31,165 32,217 30,958 31,116 32,558 31,394 31,384 33,180 32,790
65,536 0 0 0 0 29,688 29,418 30,674 29,974 29,404 31,040 29,742 30,073 29,343
131,072 0 0 0 0 28,049 27,663 28,076 28,937 27,855 27,932 27,505 28,654 27,684
262,144 0 0 0 0 27,165 27,382 27,390 27,441 27,351 26,827 27,307 27,061 27,045
524,288 0 0 0 0 26,770 26,653 26,476 26,604 26,067 26,599 26,707 26,846 26,681
1,048,576 0 0 0 0 26,419 26,514 26,269 26,526 27,114 27,307 27,204 27,097 27,366
Test=Random read
Random read report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 155,712 213,311 229,448 249,031 261,272
128 172,520 220,714 239,683 259,619 269,457 270,611
256 174,268 221,462 243,125 265,553 277,961 275,253 262,565
512 176,125 222,989 244,855 268,908 277,958 280,848 254,458 221,255
1,024 174,980 226,546 244,040 267,709 279,630 278,181 261,825 214,315 189,172
2,048 177,794 223,336 243,493 268,415 282,095 286,675 270,149 215,216 184,654 181,720
4,096 174,550 223,910 241,879 269,226 283,403 282,580 266,493 218,885 179,814 173,699 174,060
8,192 175,937 225,501 242,855 266,979 281,405 286,966 269,793 204,902 176,982 171,212 170,734 172,184
16,384 175,239 223,611 245,305 268,211 281,894 286,233 269,230 220,117 178,288 168,816 169,597 171,777 172,386
32,768 0 0 0 0 281,897 286,980 264,452 210,907 174,872 168,691 170,643 170,135 170,730
65,536 0 0 0 0 282,106 286,905 268,957 219,635 175,882 168,495 167,957 169,137 169,644
131,072 0 0 0 0 283,118 282,162 268,266 216,347 174,921 167,375 169,593 168,441 168,452
262,144 0 0 0 0 281,825 284,610 263,531 213,400 175,298 167,349 167,971 167,937 169,290
524,288 0 0 0 0 279,473 281,429 262,078 209,980 172,062 163,432 160,172 155,559 145,441
1,048,576 0 0 0 0 280,511 281,856 265,219 209,783 173,201 164,637 163,692 160,808 155,402
Test=Writer
Writer report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 57,090 82,054 102,891 119,628 97,103
128 59,150 86,719 109,679 129,556 108,845 123,905
256 59,053 84,570 112,475 131,345 118,955 134,521 136,392
512 58,540 86,515 109,309 126,045 122,871 136,752 135,232 134,559
1,024 59,534 87,897 113,943 128,852 126,576 135,719 136,955 136,643 118,601
2,048 58,989 87,015 105,312 130,246 125,214 135,217 131,755 129,742 127,864 114,553
4,096 58,364 87,303 109,627 131,005 123,772 133,760 132,056 128,461 124,038 123,813 119,594
8,192 51,567 74,477 78,141 89,329 85,540 87,211 72,563 70,976 64,264 65,457 65,688 65,156
16,384 37,461 42,383 41,898 42,750 43,956 42,410 44,733 44,184 41,689 42,172 44,712 41,567 43,860
32,768 0 0 0 0 31,996 33,288 32,269 32,098 32,076 31,955 31,132 32,747 31,791
65,536 0 0 0 0 29,820 30,279 29,559 30,558 31,038 30,496 29,387 30,028 30,541
131,072 0 0 0 0 28,135 27,755 28,520 28,881 27,485 28,124 28,266 28,351 28,179
262,144 0 0 0 0 27,246 27,274 27,452 27,677 27,532 27,008 27,082 27,672 26,942
524,288 0 0 0 0 26,789 26,929 26,817 26,866 26,847 26,740 27,149 26,693 27,106
1,048,576 0 0 0 0 26,390 26,902 26,795 26,631 27,383 27,338 27,201 27,210 27,311
Test=Reader
Reader report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 188,254 219,953 232,730 245,277 264,490
128 193,368 226,966 236,567 253,969 258,059 269,457
256 191,468 228,776 236,381 248,297 255,749 259,394 259,112
512 190,052 226,350 234,853 247,822 252,098 246,400 233,907 226,852
1,024 184,270 219,883 229,745 235,561 245,098 244,276 224,656 199,183 197,266
2,048 181,849 213,377 223,629 235,267 238,805 231,697 212,160 191,528 176,399 181,801
4,096 178,856 212,823 220,214 229,236 233,482 226,737 209,235 185,961 170,050 170,467 174,246
8,192 179,083 213,918 221,818 230,222 236,947 228,942 209,712 186,042 166,456 167,848 169,845 172,220
16,384 179,267 211,327 219,786 230,296 232,582 223,635 210,995 183,699 166,124 165,724 169,144 169,750 171,271
32,768 0 0 0 0 231,892 231,859 211,396 183,307 165,247 165,114 168,320 170,078 170,064
65,536 0 0 0 0 234,826 230,875 209,865 182,557 164,832 164,612 165,701 168,605 168,533
131,072 0 0 0 0 235,540 228,615 210,912 181,729 163,133 164,788 166,024 167,536 168,190
262,144 0 0 0 0 232,877 229,255 209,456 182,574 163,665 163,553 165,927 167,447 168,284
524,288 0 0 0 0 28,918 28,824 28,809 28,815 28,792 28,671 28,810 28,754 28,796
1,048,576 0 0 0 0 28,904 28,902 28,923 28,822 28,965 28,815 28,833 28,859 28,872
Test=Backward read
Backward read report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 162,844 213,311 231,028 247,083 251,953
128 181,288 222,637 239,736 259,619 266,117 265,525
256 182,720 221,828 239,678 258,333 267,771 264,213 255,475
512 182,463 225,554 242,081 259,110 266,109 261,221 245,443 220,970
1,024 177,687 223,633 236,873 257,802 262,963 265,696 234,974 209,281 197,302
2,048 175,281 220,713 237,531 249,969 262,224 254,981 226,522 199,492 183,053 181,915
4,096 172,855 214,056 230,890 250,275 255,601 245,152 224,008 193,144 178,218 173,419 173,573
8,192 173,052 214,619 230,617 246,925 253,081 248,520 223,568 192,870 175,203 170,744 170,713 172,075
16,384 172,843 213,377 225,808 245,519 252,925 247,220 225,286 193,680 173,708 170,264 170,184 170,464 172,287
32,768 0 0 0 0 251,558 246,674 223,927 194,133 173,453 169,524 170,314 169,166 169,610
65,536 0 0 0 0 251,888 239,732 225,245 189,406 173,054 167,943 168,456 170,138 170,269
131,072 0 0 0 0 248,829 246,768 222,445 193,190 172,521 167,656 167,937 169,633 168,535
262,144 0 0 0 0 247,624 244,934 221,154 193,864 173,342 167,539 167,548 168,640 169,179
524,288 0 0 0 0 33,244 26,630 42,752 51,972 50,990 57,439 61,445 64,345 63,873
1,048,576 0 0 0 0 16,210 12,769 21,288 26,526 27,512 33,790 36,511 37,790 37,254
Test=Re-Fwrite
Re-Fwrite report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 67,295 97,262 120,298 141,287 134,189
128 68,557 99,146 124,508 146,629 133,619 152,740
256 68,450 98,351 125,182 138,522 137,855 151,563 151,660
512 68,022 97,804 124,941 137,854 136,387 151,386 153,157 148,149
1,024 67,364 98,225 121,428 140,950 132,059 147,680 141,711 137,485 136,587
2,048 66,519 96,612 118,326 136,971 127,172 140,427 136,687 133,290 131,644 128,481
4,096 66,212 95,555 117,620 136,619 128,947 139,594 133,060 129,395 128,120 126,799 126,209
8,192 57,984 69,461 73,406 91,229 85,634 84,442 71,432 70,129 65,538 67,964 66,449 65,880
16,384 41,984 39,814 42,188 42,228 40,147 42,614 40,587 41,206 43,835 44,177 43,309 41,225 43,509
32,768 0 0 0 0 30,798 32,210 31,594 33,214 32,541 31,350 32,045 31,817 32,729
65,536 0 0 0 0 30,147 28,837 30,342 30,433 29,843 30,236 29,792 28,988 30,015
131,072 0 0 0 0 27,517 27,723 28,004 28,281 27,789 27,758 28,964 27,969 28,254
262,144 0 0 0 0 27,634 27,126 27,078 27,184 27,289 26,962 27,181 27,537 27,142
524,288 0 0 0 0 26,498 26,253 26,400 26,784 26,623 26,659 26,393 26,409 26,338
1,048,576 0 0 0 0 26,511 26,594 26,762 27,019 27,216 27,283 27,189 26,827 26,738
Test=Record rewrite
Record rewrite report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 64,389 92,216 114,475 130,345 118,518
128 66,875 96,309 118,634 126,488 130,216 138,087
256 67,849 94,954 123,249 146,039 138,156 145,209 140,580
512 67,995 99,397 121,471 148,966 140,657 149,095 149,489 142,581
1,024 66,971 98,946 125,382 148,297 141,947 155,505 153,178 137,375 129,193
2,048 67,033 98,088 118,972 149,762 144,674 158,611 159,824 137,967 128,369 126,928
4,096 67,784 98,875 120,882 148,794 141,676 161,993 150,577 139,068 128,260 125,717 124,885
8,192 67,492 99,785 126,117 150,182 145,248 159,809 156,787 144,024 130,157 125,060 125,661 65,750
16,384 67,060 99,892 125,426 149,669 142,735 160,275 147,800 136,474 127,590 123,306 123,897 50,439 41,649
32,768 0 0 0 0 145,711 157,460 154,139 141,380 128,882 124,113 124,843 48,863 35,263
65,536 0 0 0 0 145,260 156,539 154,142 138,379 127,901 124,691 123,054 44,551 33,949
131,072 0 0 0 0 143,071 155,898 152,034 138,740 128,200 122,825 122,898 42,141 34,058
262,144 0 0 0 0 143,369 159,265 151,461 137,965 126,691 123,498 123,075 36,364 30,440
524,288 0 0 0 0 142,265 152,955 149,668 138,096 126,385 123,125 123,468 39,942 30,528
1,048,576 0 0 0 0 145,623 153,305 152,231 137,319 127,688 123,072 123,112 41,810 31,735
Test=Fread
Fread report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 147,458 175,342 130,345 111,875 86,357
128 151,640 177,776 153,834 136,022 120,987 88,953
256 153,755 181,684 164,107 152,836 140,506 118,079 86,515
512 151,525 178,023 169,427 158,809 150,500 136,098 108,289 77,051
1,024 151,210 173,794 168,226 161,207 155,364 146,391 118,560 93,490 69,702
2,048 142,877 171,094 162,115 159,477 159,575 150,410 123,195 97,417 81,505 67,151
4,096 143,447 167,896 160,370 156,970 160,917 149,320 130,089 101,604 86,799 78,991 67,071
8,192 144,691 166,809 162,246 157,535 162,658 149,721 127,390 102,341 89,685 85,993 78,542 66,506
16,384 143,285 168,267 158,807 157,095 161,789 149,487 128,714 103,342 92,297 90,398 86,479 78,821 65,763
32,768 0 0 0 0 161,742 148,286 130,089 105,274 92,996 92,101 89,356 86,447 78,831
65,536 0 0 0 0 158,410 150,275 129,691 104,177 93,373 92,759 92,530 90,523 85,971
131,072 0 0 0 0 160,429 151,337 127,858 102,827 92,972 93,555 93,569 93,072 91,016
262,144 0 0 0 0 160,618 152,641 128,652 103,526 93,225 93,230 94,023 93,859 93,162
524,288 0 0 0 0 28,878 28,804 28,657 28,679 28,730 28,728 28,538 26,644 25,820
1,048,576 0 0 0 0 28,846 28,900 28,888 28,897 28,880 28,816 28,596 26,670 25,863
Test=Fwrite
Fwrite report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 57,605 83,757 107,917 128,504 123,793
128 59,098 86,901 114,290 138,229 131,138 143,321
256 59,617 89,322 113,630 122,371 130,817 145,455 135,165
512 58,547 87,103 112,726 139,284 130,845 144,588 143,900 136,570
1,024 58,204 85,819 109,389 132,197 128,547 138,471 138,809 130,364 130,844
2,048 57,913 85,085 108,733 130,845 126,131 137,007 133,047 128,361 124,069 124,166
4,096 57,617 84,499 108,136 129,166 123,395 133,991 132,484 125,302 123,358 123,328 124,230
8,192 50,720 73,223 77,386 89,272 85,409 85,401 83,384 68,736 65,143 67,531 65,610 65,338
16,384 38,947 39,883 44,008 42,127 44,850 42,626 44,357 39,756 41,484 43,923 44,035 41,507 44,147
32,768 0 0 0 0 32,934 33,024 31,631 33,525 32,001 31,415 33,325 32,109 32,599
65,536 0 0 0 0 29,767 30,389 29,837 30,268 29,618 29,949 30,468 29,490 29,463
131,072 0 0 0 0 27,582 27,929 28,034 28,221 28,643 27,647 27,673 27,785 28,107
262,144 0 0 0 0 27,277 27,993 27,174 26,993 27,330 27,130 27,086 26,910 26,916
524,288 0 0 0 0 26,811 27,095 26,649 26,731 27,028 26,947 26,670 26,543 26,371
1,048,576 0 0 0 0 27,122 26,535 26,730 27,408 27,255 27,215 27,034 26,714 26,796
Test=Stride read
Stride read report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 167,519 201,843 214,762 223,061 228,569
128 163,261 219,901 231,867 248,560 255,480 243,819
256 170,776 207,790 243,345 260,685 267,804 264,473 235,293
512 170,605 216,492 226,338 267,368 277,652 272,336 251,228 213,066
1,024 169,143 211,747 226,248 252,408 284,285 272,992 261,825 213,691 195,644
2,048 167,938 210,419 224,659 248,843 254,031 285,276 265,733 215,578 186,064 181,527
4,096 167,306 209,824 226,186 243,201 253,888 235,700 270,434 211,166 181,737 174,387 173,097
8,192 165,641 211,690 225,618 243,664 250,160 244,471 218,046 214,102 179,181 170,428 170,816 171,416
16,384 166,097 207,374 224,426 245,086 249,194 246,691 222,306 191,650 179,885 169,799 170,186 170,599 171,436
32,768 0 0 0 0 246,437 245,791 224,030 188,702 171,929 169,072 170,017 169,880 170,595
65,536 0 0 0 0 250,270 238,083 224,170 192,845 173,529 168,260 170,102 168,367 169,563
131,072 0 0 0 0 247,290 243,588 224,089 193,088 170,990 167,600 168,923 168,410 169,921
262,144 0 0 0 0 248,522 242,329 222,537 192,852 172,091 167,261 168,680 168,887 167,910
524,288 0 0 0 0 8,435 21,297 29,559 29,402 34,261 41,157 44,531 50,927 56,166
1,048,576 0 0 0 0 4,651 12,056 17,184 17,220 20,736 25,941 28,095 29,790 30,104
Test=Random write
Random write report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 63,937 94,124 117,661 140,034 133,058
128 65,008 94,821 122,491 146,609 136,455 144,634
256 65,089 96,460 119,179 148,063 136,679 151,928 149,798
512 65,733 94,726 117,674 148,620 142,458 150,585 147,341 139,316
1,024 65,632 97,209 122,137 148,021 140,100 155,883 150,920 138,453 132,094
2,048 65,368 96,653 122,013 145,765 144,307 162,629 154,380 145,341 130,620 125,968
4,096 65,514 96,077 124,676 150,577 145,387 159,875 155,428 145,614 130,653 126,372 125,930
8,192 65,412 97,076 123,716 147,952 144,431 161,555 157,596 137,567 129,256 125,148 124,670 66,550
16,384 65,265 97,320 117,785 148,811 142,161 154,929 152,253 140,542 128,386 124,319 125,136 52,371 41,292
32,768 0 0 0 0 142,875 158,585 147,413 140,038 128,366 122,899 124,975 46,268 36,451
65,536 0 0 0 0 142,713 159,222 152,766 140,982 128,607 123,367 124,938 43,820 35,404
131,072 0 0 0 0 141,595 156,732 152,544 139,318 126,890 124,007 124,152 39,794 33,236
262,144 0 0 0 0 143,415 156,744 152,122 138,656 127,517 122,486 122,877 40,864 34,917
524,288 0 0 0 0 143,398 149,036 150,190 137,515 128,284 122,851 122,866 43,823 32,805
1,048,576 0 0 0 0 141,902 151,831 151,934 137,532 126,575 122,416 122,543 44,984 32,741
Test=Re-Reader
Re-Reader report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 198,706 235,280 246,176 263,322 283,184
128 196,914 234,860 244,708 262,860 276,464 288,265
256 198,146 234,650 242,658 259,613 267,504 276,458 270,061
512 190,474 227,453 236,822 254,594 257,016 244,506 246,386 225,164
1,024 189,381 215,487 221,356 240,541 250,794 251,220 224,809 202,169 195,270
2,048 180,774 215,082 225,077 241,453 238,888 238,891 214,135 186,998 176,126 181,062
4,096 181,134 213,132 220,191 235,699 239,392 229,814 207,644 185,130 168,879 171,840 172,434
8,192 181,046 212,542 220,838 231,608 236,886 230,910 209,262 183,713 167,724 167,245 170,340 171,308
16,384 181,170 212,063 221,061 234,197 237,408 232,173 212,329 180,484 165,908 166,719 168,433 170,513 169,932
32,768 0 0 0 0 232,674 226,178 211,246 183,363 165,422 165,637 166,669 170,179 169,583
65,536 0 0 0 0 235,867 225,233 210,234 180,079 165,206 164,749 167,610 168,998 169,045
131,072 0 0 0 0 232,904 230,303 208,271 181,212 164,962 163,587 166,216 167,814 168,099
262,144 0 0 0 0 234,052 228,041 208,230 181,707 164,377 163,623 166,266 167,538 167,958
524,288 0 0 0 0 28,900 28,912 28,932 28,814 28,806 28,809 28,723 28,877 28,855
1,048,576 0 0 0 0 28,931 28,973 28,967 28,983 28,948 28,896 28,862 28,831 28,917
---------hfsplusJournal---------
Test=Re-writer
Re-writer report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 67,865 97,420 118,728 135,579 145,121
128 69,153 98,909 122,143 139,886 149,362 159,006
256 69,545 99,495 122,665 141,283 153,211 161,103 165,485
512 68,430 100,847 117,160 136,787 153,707 162,228 162,744 156,192
1,024 68,914 98,946 120,256 138,433 149,884 155,646 155,361 147,274 144,775
2,048 67,709 97,431 117,108 138,462 147,423 149,991 146,579 140,553 135,270 134,171
4,096 67,278 95,566 116,119 134,577 143,835 148,041 144,817 135,226 130,064 127,912 128,789
8,192 58,288 73,959 74,348 90,019 76,699 88,300 74,612 74,164 67,621 69,499 67,199 67,823
16,384 42,230 39,936 40,080 40,286 42,729 42,903 40,836 43,855 41,578 42,227 41,092 42,004 44,009
32,768 0 0 0 0 33,277 32,943 32,318 33,229 34,066 33,495 32,097 34,342 34,027
65,536 0 0 0 0 29,545 30,806 29,602 28,947 30,311 29,338 30,102 31,327 30,548
131,072 0 0 0 0 28,583 28,055 28,826 28,376 28,112 28,284 29,055 28,848 28,520
262,144 0 0 0 0 27,511 27,140 26,891 27,126 27,162 27,274 27,055 27,376 27,148
524,288 0 0 0 0 26,143 26,367 26,239 26,422 26,103 26,554 26,215 26,376 25,974
1,048,576 0 0 0 0 26,178 26,514 26,901 26,842 26,898 26,711 26,765 26,888 27,075
Test=Random read
Random read report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 156,120 210,551 230,235 250,075 260,132
128 170,450 218,070 238,830 258,618 267,177 271,775
256 174,155 221,645 241,267 267,205 278,574 277,961 257,806
512 174,508 223,686 245,569 270,041 279,187 288,759 261,221 227,658
1,024 172,679 225,003 247,756 266,383 283,816 278,181 259,837 220,447 190,580
2,048 173,543 220,072 244,857 269,683 286,393 282,287 262,056 220,810 190,866 181,528
4,096 173,075 223,899 245,269 268,801 286,333 285,952 274,235 219,154 179,240 174,260 176,460
8,192 175,470 222,941 244,712 270,283 283,263 284,741 261,465 229,243 179,676 171,502 171,988 172,735
16,384 175,278 222,348 245,287 269,018 285,390 287,156 280,475 222,887 178,424 170,212 169,277 171,849 172,173
32,768 0 0 0 0 286,228 290,658 267,323 234,872 176,843 168,629 169,625 170,303 169,478
65,536 0 0 0 0 284,941 289,150 271,455 236,426 176,709 169,517 169,073 167,597 169,491
131,072 0 0 0 0 286,036 291,987 269,346 232,869 176,432 169,644 168,493 167,712 168,558
262,144 0 0 0 0 282,354 288,986 266,699 232,311 176,386 168,760 168,011 168,068 168,489
524,288 0 0 0 0 279,328 283,772 257,629 213,166 174,316 165,613 159,742 154,704 145,262
1,048,576 0 0 0 0 280,069 286,147 262,270 210,679 174,022 165,681 163,981 161,304 155,334
Test=Writer
Writer report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 41,451 64,382 83,444 105,790 119,176
128 42,230 66,012 86,027 110,435 126,733 137,345
256 43,039 66,823 91,165 114,034 131,959 144,545 149,184
512 42,545 66,527 89,902 114,696 132,610 147,462 151,520 142,899
1,024 42,484 67,280 91,127 115,445 132,675 143,799 148,148 141,554 126,170
2,048 42,565 67,116 88,218 113,274 131,729 138,847 140,341 135,306 131,114 121,111
4,096 42,462 66,159 90,519 112,902 128,381 136,642 136,352 130,837 126,920 127,760 120,328
8,192 38,647 58,336 76,673 76,739 88,169 87,880 74,603 70,333 65,624 68,451 67,121 66,008
16,384 36,884 41,461 42,553 40,971 45,276 42,083 42,287 42,300 41,014 44,179 44,344 43,337 40,055
32,768 0 0 0 0 33,228 33,583 34,531 33,624 33,344 34,354 34,040 34,139 33,482
65,536 0 0 0 0 28,954 30,352 30,425 30,369 29,961 29,765 30,407 30,476 30,154
131,072 0 0 0 0 28,212 29,067 28,059 28,305 28,547 28,673 28,411 28,849 28,542
262,144 0 0 0 0 27,408 27,147 27,483 27,643 27,211 27,239 26,976 27,685 27,270
524,288 0 0 0 0 26,980 26,893 26,817 26,611 26,687 26,629 26,670 26,514 26,466
1,048,576 0 0 0 0 26,201 26,724 26,892 26,721 26,983 27,057 27,197 27,037 27,187
Test=Reader
Reader report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 188,784 221,496 233,642 250,893 262,293
128 191,335 225,726 235,736 250,532 261,198 270,067
256 192,188 226,531 239,038 252,739 258,831 259,896 256,512
512 189,566 226,852 235,717 249,144 263,643 257,170 237,476 233,246
1,024 189,770 226,147 230,529 248,602 258,586 254,344 232,299 203,743 201,775
2,048 183,281 216,055 226,800 242,883 247,552 238,500 218,966 193,628 181,415 184,652
4,096 182,271 219,025 224,045 243,736 240,700 230,630 216,559 185,642 172,695 174,438 174,476
8,192 183,664 218,092 224,869 237,642 243,954 226,073 212,332 183,850 167,467 168,352 170,819 172,010
16,384 184,249 215,199 216,036 237,597 234,459 229,323 213,775 182,429 164,015 166,821 169,757 170,403 171,307
32,768 0 0 0 0 241,566 227,120 212,685 181,535 166,007 165,227 168,401 169,153 170,677
65,536 0 0 0 0 241,071 228,711 213,312 181,547 164,914 165,030 166,399 168,125 169,291
131,072 0 0 0 0 240,178 227,164 210,326 181,324 164,698 165,736 167,606 170,539 169,441
262,144 0 0 0 0 241,435 226,560 210,797 181,571 166,233 167,869 170,466 170,214 170,285
524,288 0 0 0 0 28,862 28,876 28,896 28,867 28,820 28,846 28,462 28,701 28,418
1,048,576 0 0 0 0 28,984 29,008 28,876 28,888 28,868 28,824 28,815 28,796 28,816
Test=Backward read
Backward read report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 162,450 213,992 232,730 249,031 256,038
128 178,545 221,078 237,037 257,009 267,243 263,959
256 180,024 223,188 241,267 263,112 273,500 272,632 249,248
512 174,621 224,364 241,618 264,601 277,348 270,041 255,990 231,474
1,024 177,810 224,762 244,917 268,697 281,012 267,084 243,286 213,691 197,189
2,048 174,743 220,001 238,639 258,096 263,916 260,760 233,950 201,772 188,235 182,206
4,096 175,575 215,238 232,873 253,809 261,273 255,123 232,647 197,549 178,888 175,575 176,186
8,192 173,159 214,411 229,944 253,253 255,353 242,747 229,108 193,075 174,840 171,689 171,851 170,898
16,384 171,183 214,041 232,872 251,219 257,682 247,799 229,429 194,626 173,948 170,574 169,807 171,452 171,929
32,768 0 0 0 0 255,499 245,526 228,552 192,793 174,437 169,677 169,839 170,899 170,150
65,536 0 0 0 0 255,318 245,503 221,896 194,169 174,034 168,578 168,762 169,589 169,606
131,072 0 0 0 0 257,056 241,176 222,916 192,131 171,999 170,435 171,282 169,870 170,817
262,144 0 0 0 0 254,845 242,783 224,961 192,009 173,354 171,570 172,091 170,933 171,246
524,288 0 0 0 0 31,488 24,799 41,401 48,727 48,486 56,708 60,972 62,560 63,327
1,048,576 0 0 0 0 16,102 12,603 21,894 27,358 27,249 33,446 36,039 37,701 38,051
Test=Re-Fwrite
Re-Fwrite report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 67,583 97,562 118,518 134,728 147,110
128 68,667 97,481 118,739 139,576 151,477 159,596
256 68,744 99,150 122,309 139,204 153,573 160,806 164,623
512 68,724 98,785 122,458 140,354 152,789 156,147 161,211 161,459
1,024 67,850 98,009 120,300 139,034 150,368 158,220 158,882 150,079 142,619
2,048 67,295 96,398 116,708 134,950 144,867 152,143 148,394 142,935 136,279 132,196
4,096 66,534 95,609 115,719 133,103 141,912 148,170 143,992 136,351 131,433 130,292 128,801
8,192 58,251 75,494 74,284 88,526 90,786 77,107 74,842 73,475 66,881 68,791 67,159 67,213
16,384 39,738 39,879 42,394 40,248 42,721 42,851 40,817 43,816 43,977 42,229 41,784 44,174 42,647
32,768 0 0 0 0 32,171 32,937 33,772 33,987 33,655 33,477 34,283 32,789 33,277
65,536 0 0 0 0 29,397 30,026 29,598 30,916 30,307 30,710 30,104 30,113 30,613
131,072 0 0 0 0 28,177 27,787 27,999 28,237 28,520 28,420 28,083 28,706 28,448
262,144 0 0 0 0 27,003 27,102 27,422 27,377 27,036 27,366 27,275 27,092 27,348
524,288 0 0 0 0 26,511 26,291 26,251 26,786 26,484 26,402 26,272 26,568 26,088
1,048,576 0 0 0 0 26,532 26,723 26,566 26,623 26,798 26,591 26,686 26,419 26,517
Test=Record rewrite
Record rewrite report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 61,717 87,312 103,887 118,949 125,983
128 64,350 92,088 114,497 127,996 141,758 142,681
256 66,235 94,959 119,684 135,952 150,854 145,209 150,059
512 65,877 97,560 120,358 142,503 154,590 162,234 157,539 144,631
1,024 66,662 97,644 122,049 143,558 154,102 162,696 158,562 146,159 133,872
2,048 66,908 98,684 122,737 145,372 157,744 165,094 165,040 149,915 133,185 131,636
4,096 67,003 99,059 124,136 145,890 162,384 171,942 161,215 152,272 133,185 128,510 127,756
8,192 67,143 99,438 121,537 144,556 161,530 169,525 166,619 156,530 131,748 126,542 126,681 66,957
16,384 67,177 98,531 123,443 146,649 161,603 167,095 167,409 156,200 130,332 126,032 125,636 53,684 41,094
32,768 0 0 0 0 162,899 171,269 163,754 148,901 130,701 125,421 126,333 46,742 36,777
65,536 0 0 0 0 163,953 168,195 163,706 153,646 128,996 125,657 125,338 41,514 34,130
131,072 0 0 0 0 160,594 167,635 168,823 154,236 130,303 125,015 125,038 44,547 33,158
262,144 0 0 0 0 159,182 167,639 163,365 147,243 129,228 124,944 125,170 44,121 33,342
524,288 0 0 0 0 157,863 167,994 160,981 145,882 129,381 126,553 126,178 39,340 32,115
1,048,576 0 0 0 0 160,650 169,719 161,193 144,962 129,287 125,450 125,130 38,078 32,780
Test=Fread
Fread report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 147,134 176,786 130,092 115,734 89,765
128 152,762 180,526 154,210 137,626 118,949 88,644
256 153,656 181,700 165,907 151,568 144,477 119,405 90,715
512 152,245 181,952 175,348 162,590 162,179 131,550 111,329 77,505
1,024 148,968 175,854 168,420 159,673 162,050 146,683 117,540 92,409 69,114
2,048 147,657 170,652 163,618 159,937 160,664 150,876 127,545 98,357 81,477 67,368
4,096 146,557 170,481 163,402 159,775 162,475 154,589 133,402 105,225 87,660 80,202 65,393
8,192 145,211 169,234 158,204 160,848 163,522 154,173 125,900 103,279 89,718 86,320 79,039 65,999
16,384 146,628 170,310 159,009 158,881 159,329 155,662 132,002 104,196 91,863 90,264 85,486 78,053 65,871
32,768 0 0 0 0 162,650 152,934 130,480 105,094 92,682 91,913 89,926 86,137 77,817
65,536 0 0 0 0 161,591 151,840 131,562 103,311 93,096 92,336 92,011 90,320 86,554
131,072 0 0 0 0 166,067 152,557 133,865 104,707 93,430 93,110 93,857 92,978 90,515
262,144 0 0 0 0 164,251 151,683 136,781 104,720 93,236 93,430 94,458 94,792 93,961
524,288 0 0 0 0 28,781 28,784 28,844 28,712 28,682 28,645 28,148 26,141 25,553
1,048,576 0 0 0 0 28,939 28,841 28,862 28,839 28,896 28,757 28,636 26,705 25,838
Test=Fwrite
Fwrite report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 41,398 66,462 89,257 113,077 129,821
128 43,127 67,404 91,891 116,573 138,682 147,983
256 42,609 67,725 89,479 117,867 132,097 146,872 147,372
512 42,884 65,666 93,945 115,967 137,743 144,836 151,162 145,454
1,024 42,348 67,653 92,202 113,980 133,961 141,007 143,337 136,643 133,752
2,048 42,097 66,218 90,832 113,955 131,551 141,758 141,378 133,856 128,812 129,792
4,096 41,723 66,047 90,208 112,741 129,599 135,682 135,795 130,093 127,792 126,763 127,145
8,192 37,952 57,198 76,349 74,578 87,301 88,053 72,425 74,825 66,320 67,519 66,528 66,595
16,384 34,964 41,451 45,212 41,872 42,301 42,595 42,385 42,348 41,765 42,175 41,928 41,736 42,008
32,768 0 0 0 0 33,576 32,792 32,607 32,300 34,009 35,099 33,183 34,338 34,164
65,536 0 0 0 0 30,787 30,909 30,080 29,943 30,308 29,576 31,127 30,047 29,570
131,072 0 0 0 0 28,272 28,014 28,726 27,997 27,905 27,828 28,002 29,050 28,374
262,144 0 0 0 0 26,732 27,159 27,320 27,498 27,459 27,450 27,889 27,008 27,435
524,288 0 0 0 0 26,822 26,898 26,404 26,303 26,499 26,761 26,646 26,305 26,763
1,048,576 0 0 0 0 26,689 26,889 26,763 26,871 27,187 26,840 26,835 26,597 26,540
Test=Stride read
Stride read report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 166,222 203,836 216,932 229,350 233,540
128 162,642 217,672 231,468 249,079 253,969 246,167
256 171,348 208,113 241,756 260,180 269,756 264,181 237,899
512 174,927 215,309 229,385 265,698 278,715 277,204 252,454 216,405
1,024 170,014 219,036 235,135 250,064 284,993 282,481 266,463 223,825 193,206
2,048 170,823 215,941 230,838 253,904 265,626 288,898 262,060 227,783 186,587 179,475
4,096 169,852 211,713 227,542 248,407 255,297 241,994 276,773 225,675 188,694 175,305 175,809
8,192 167,816 211,926 230,125 243,201 256,360 247,060 224,969 229,931 178,673 171,491 172,455 171,970
16,384 167,350 208,864 228,495 250,213 251,203 242,808 226,916 190,482 177,590 169,946 170,002 171,522 171,058
32,768 0 0 0 0 253,536 242,878 220,999 192,398 172,021 170,081 170,364 170,022 169,981
65,536 0 0 0 0 254,542 243,699 219,837 193,118 173,393 167,107 169,545 169,829 168,565
131,072 0 0 0 0 255,362 244,155 222,917 191,420 172,497 168,420 171,003 169,260 167,958
262,144 0 0 0 0 253,244 241,727 224,711 190,841 173,837 170,666 170,766 170,804 167,823
524,288 0 0 0 0 7,909 20,067 27,765 28,130 33,298 40,193 43,249 48,641 55,843
1,048,576 0 0 0 0 4,626 11,990 17,234 17,244 20,775 26,104 27,999 29,767 30,872
Test=Random write
Random write report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 63,739 93,713 116,134 133,323 144,171
128 64,973 95,598 119,519 141,124 154,574 156,868
256 65,894 97,264 118,574 142,228 152,025 160,705 157,349
512 65,397 97,615 122,165 142,180 159,750 161,413 161,611 157,245
1,024 65,131 97,153 117,905 146,264 159,080 166,775 173,356 153,271 140,756
2,048 65,255 96,159 121,868 145,093 161,438 170,452 169,577 155,281 134,101 132,086
4,096 65,231 96,372 122,689 144,647 160,526 172,252 167,827 151,720 132,577 128,469 127,653
8,192 65,586 96,082 122,803 145,279 161,807 169,224 162,439 155,431 132,857 126,991 127,218 70,768
16,384 65,199 95,563 121,964 144,804 159,945 169,541 173,651 151,763 130,606 125,794 126,767 54,309 43,961
32,768 0 0 0 0 158,468 172,231 165,353 155,353 130,556 125,371 126,622 45,776 36,131
65,536 0 0 0 0 161,829 171,874 163,108 151,523 129,482 126,207 126,319 45,359 34,324
131,072 0 0 0 0 161,349 170,167 162,937 153,816 128,950 125,244 125,769 41,021 32,119
262,144 0 0 0 0 160,583 170,589 162,250 150,229 129,096 125,303 125,620 45,014 33,014
524,288 0 0 0 0 158,425 167,972 162,998 145,390 129,724 125,048 126,588 38,610 32,717
1,048,576 0 0 0 0 159,993 167,181 160,059 143,933 128,900 124,770 125,248 42,714 31,945
Test=Re-Reader
Re-Reader report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 197,463 234,458 247,996 265,536 283,184
128 198,442 233,582 244,708 261,771 277,106 288,265
256 196,622 234,215 244,286 260,148 270,878 272,632 264,441
512 196,928 234,430 237,700 259,376 259,642 251,096 251,847 240,940
1,024 190,617 220,544 239,702 248,423 267,992 251,720 224,803 205,664 191,402
2,048 187,717 221,476 230,083 243,576 253,215 236,791 224,143 191,170 180,886 181,576
4,096 184,429 220,096 223,910 244,245 247,986 234,324 215,647 187,134 171,624 174,357 175,117
8,192 184,409 219,730 228,833 237,876 241,952 229,551 211,351 183,965 168,334 168,013 171,613 172,473
16,384 183,444 217,331 227,246 241,552 241,969 228,568 214,175 183,298 166,394 167,144 169,233 170,482 170,529
32,768 0 0 0 0 241,805 227,449 208,552 182,047 164,289 164,965 168,498 170,009 170,379
65,536 0 0 0 0 241,971 227,993 208,472 183,123 164,548 164,630 167,077 169,067 169,493
131,072 0 0 0 0 242,441 228,622 208,880 182,537 165,325 165,685 167,516 170,199 170,146
262,144 0 0 0 0 241,249 226,965 209,810 180,895 165,758 167,329 168,422 171,132 170,299
524,288 0 0 0 0 28,863 28,947 28,949 28,867 28,861 28,829 28,704 28,684 28,748
1048576 0 0 0 0 29,037 28,983 28,938 28,985 28,930 28,913 28,863 28,885 28,900
############### ----- ##############
Comparing results.... Results are percentage throughput change from hfsplus to hfsplusJournal (i.e.: hfsplusJournal is x% faster/slower than hfsplus)
Test: Re-writer
Re-writer report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 (0.2) (0.5) (1.5) (2.8) 9.7
128 (0.7) (0.6) (1.3) (3.8) 9.0 4.6
256 (0.3) 0.2 (1.8) (3.5) 10.2 8.6 5.7
512 (0.1) 0.3 (5.8) (6.7) 11.8 7.6 8.5 5.8
1024 2.4 1.7 1.9 (2.8) 10.7 7.2 8.1 4.1 6.5
2048 (0.0) 1.3 (0.9) (0.9) 13.0 8.2 6.5 6.3 3.6 4.5
4096 0.1 (0.4) 1.8 (2.4) 12.0 6.6 7.5 3.7 1.9 1.7 1.4
8192 (0.3) 5.9 (0.0) (2.4) (12.4) 2.3 3.2 3.3 0.6 4.6 1.0 2.3
16384 6.1 (5.2) (3.3) 0.8 0.6 0.7 0.5 6.3 0.4 0.1 0.3 (3.7) 0.4
32768 0.0 0.0 0.0 0.0 6.8 2.3 4.4 6.8 4.6 6.7 2.3 3.5 3.8
65536 0.0 0.0 0.0 0.0 (0.5) 4.7 (3.5) (3.4) 3.1 (5.5) 1.2 4.2 4.1
131072 0.0 0.0 0.0 0.0 1.9 1.4 2.7 (1.9) 0.9 1.3 5.6 0.7 3.0
262144 0.0 0.0 0.0 0.0 1.3 (0.9) (1.8) (1.1) (0.7) 1.7 (0.9) 1.2 0.4
524288 0.0 0.0 0.0 0.0 (2.3) (1.1) (0.9) (0.7) 0.1 (0.2) (1.8) (1.8) (2.6)
1048576 0.0 0.0 0.0 0.0 (0.9) 0.0 2.4 1.2 (0.8) (2.2) (1.6) (0.8) (1.1)
Test: Random read
Random read report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 0.3 (1.3) 0.3 0.4 (0.4)
128 (1.2) (1.2) (0.4) (0.4) (0.8) 0.4
256 (0.1) 0.1 (0.8) 0.6 0.2 1.0 (1.8)
512 (0.9) 0.3 0.3 0.4 0.4 2.8 2.7 2.9
1024 (1.3) (0.7) 1.5 (0.5) 1.5 0.0 (0.8) 2.9 0.7
2048 (2.4) (1.5) 0.6 0.5 1.5 (1.5) (3.0) 2.6 3.4 (0.1)
4096 (0.8) (0.0) 1.4 (0.2) 1.0 1.2 2.9 0.1 (0.3) 0.3 1.4
8192 (0.3) (1.1) 0.8 1.2 0.7 (0.8) (3.1) 11.9 1.5 0.2 0.7 0.3
16384 0.0 (0.6) (0.0) 0.3 1.2 0.3 4.2 1.3 0.1 0.8 (0.2) 0.0 (0.1)
32768 0.0 0.0 0.0 0.0 1.5 1.3 1.1 11.4 1.1 (0.0) (0.6) 0.1 (0.7)
65536 0.0 0.0 0.0 0.0 1.0 0.8 0.9 7.6 0.5 0.6 0.7 (0.9) (0.1)
131072 0.0 0.0 0.0 0.0 1.0 3.5 0.4 7.6 0.9 1.4 (0.6) (0.4) 0.1
262144 0.0 0.0 0.0 0.0 0.2 1.5 1.2 8.9 0.6 0.8 0.0 0.1 (0.5)
524288 0.0 0.0 0.0 0.0 (0.1) 0.8 (1.7) 1.5 1.3 1.3 (0.3) (0.5) (0.1)
1048576 0.0 0.0 0.0 0.0 (0.2) 1.5 (1.1) 0.4 0.5 0.6 0.2 0.3 (0.0)
Test: Writer
Writer report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 (27.4) (21.5) (18.9) (11.6) 22.7
128 (28.6) (23.9) (21.6) (14.8) 16.4 10.8
256 (27.1) (21.0) (18.9) (13.2) 10.9 7.5 9.4
512 (27.3) (23.1) (17.8) (9.0) 7.9 7.8 12.0 6.2
1024 (28.6) (23.5) (20.0) (10.4) 4.8 6.0 8.2 3.6 6.4
2048 (27.8) (22.9) (16.2) (13.0) 5.2 2.7 6.5 4.3 2.5 5.7
4096 (27.2) (24.2) (17.4) (13.8) 3.7 2.2 3.3 1.8 2.3 3.2 0.6
8192 (25.1) (21.7) (1.9) (14.1) 3.1 0.8 2.8 (0.9) 2.1 4.6 2.2 1.3
16384 (1.5) (2.2) 1.6 (4.2) 3.0 (0.8) (5.5) (4.3) (1.6) 4.8 (0.8) 4.3 (8.7)
32768 0.0 0.0 0.0 0.0 3.9 0.9 7.0 4.8 4.0 7.5 9.3 4.3 5.3
65536 0.0 0.0 0.0 0.0 (2.9) 0.2 2.9 (0.6) (3.5) (2.4) 3.5 1.5 (1.3)
131072 0.0 0.0 0.0 0.0 0.3 4.7 (1.6) (2.0) 3.9 2.0 0.5 1.8 1.3
262144 0.0 0.0 0.0 0.0 0.6 (0.5) 0.1 (0.1) (1.2) 0.9 (0.4) 0.0 1.2
524288 0.0 0.0 0.0 0.0 0.7 (0.1) 0.0 (0.9) (0.6) (0.4) (1.8) (0.7) (2.4)
1048576 0.0 0.0 0.0 0.0 (0.7) (0.7) 0.4 0.3 (1.5) (1.0) (0.0) (0.6) (0.5)
Test: Reader
Reader report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 0.3 0.7 0.4 2.3 (0.8)
128 (1.1) (0.5) (0.4) (1.4) 1.2 0.2
256 0.4 (1.0) 1.1 1.8 1.2 0.2 (1.0)
512 (0.3) 0.2 0.4 0.5 4.6 4.4 1.5 2.8
1024 3.0 2.8 0.3 5.5 5.5 4.1 3.4 2.3 2.3
2048 0.8 1.3 1.4 3.2 3.7 2.9 3.2 1.1 2.8 1.6
4096 1.9 2.9 1.7 6.3 3.1 1.7 3.5 (0.2) 1.6 2.3 0.1
8192 2.6 2.0 1.4 3.2 3.0 (1.3) 1.2 (1.2) 0.6 0.3 0.6 (0.1)
16384 2.8 1.8 (1.7) 3.2 0.8 2.5 1.3 (0.7) (1.3) 0.7 0.4 0.4 0.0
32768 0.0 0.0 0.0 0.0 4.2 (2.0) 0.6 (1.0) 0.5 0.1 0.0 (0.5) 0.4
65536 0.0 0.0 0.0 0.0 2.7 (0.9) 1.6 (0.6) 0.0 0.3 0.4 (0.3) 0.4
131072 0.0 0.0 0.0 0.0 2.0 (0.6) (0.3) (0.2) 1.0 0.6 1.0 1.8 0.7
262144 0.0 0.0 0.0 0.0 3.7 (1.2) 0.6 (0.5) 1.6 2.6 2.7 1.7 1.2
524288 0.0 0.0 0.0 0.0 (0.2) 0.2 0.3 0.2 0.1 0.6 (1.2) (0.2) (1.3)
1048576 0.0 0.0 0.0 0.0 0.3 0.4 (0.2) 0.2 (0.3) 0.0 (0.1) (0.2) (0.2)
Test: Backward read
Backward read report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 (0.2) 0.3 0.7 0.8 1.6
128 (1.5) (0.7) (1.1) (1.0) 0.4 (0.6)
256 (1.5) 0.6 0.7 1.8 2.1 3.2 (2.4)
512 (4.3) (0.5) (0.2) 2.1 4.2 3.4 4.3 4.8
1024 0.1 0.5 3.4 4.2 6.9 0.5 3.5 2.1 (0.1)
2048 (0.3) (0.3) 0.5 3.3 0.6 2.3 3.3 1.1 2.8 0.2
4096 1.6 0.6 0.9 1.4 2.2 4.1 3.9 2.3 0.4 1.2 1.5
8192 0.1 (0.1) (0.3) 2.6 0.9 (2.3) 2.5 0.1 (0.2) 0.6 0.7 (0.7)
16384 (1.0) 0.3 3.1 2.3 1.9 0.2 1.8 0.5 0.1 0.2 (0.2) 0.6 (0.2)
32768 0.0 0.0 0.0 0.0 1.6 (0.5) 2.1 (0.7) 0.6 0.1 (0.3) 1.0 0.3
65536 0.0 0.0 0.0 0.0 1.4 2.4 (1.5) 2.5 0.6 0.4 0.2 (0.3) (0.4)
131072 0.0 0.0 0.0 0.0 3.3 (2.3) 0.2 (0.5) (0.3) 1.7 2.0 0.1 1.4
262144 0.0 0.0 0.0 0.0 2.9 (0.9) 1.7 (1.0) 0.0 2.4 2.7 1.4 1.2
524288 0.0 0.0 0.0 0.0 (5.3) (6.9) (3.2) (6.2) (4.9) (1.3) (0.8) (2.8) (0.9)
1048576 0.0 0.0 0.0 0.0 (0.7) (1.3) 2.8 3.1 (1.0) (1.0) (1.3) (0.2) 2.1
Test: Re-Fwrite
Re-Fwrite report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 0.4 0.3 (1.5) (4.6) 9.6
128 0.2 (1.7) (4.6) (4.8) 13.4 4.5
256 0.4 0.8 (2.3) 0.5 11.4 6.1 8.5
512 1.0 1.0 (2.0) 1.8 12.0 3.1 5.3 9.0
1024 0.7 (0.2) (0.9) (1.4) 13.9 7.1 12.1 9.2 4.4
2048 1.2 (0.2) (1.4) (1.5) 13.9 8.3 8.6 7.2 3.5 2.9
4096 0.5 0.1 (1.6) (2.6) 10.1 6.1 8.2 5.4 2.6 2.8 2.1
8192 0.5 8.7 1.2 (3.0) 6.0 (8.7) 4.8 4.8 2.0 1.2 1.1 2.0
16384 (5.3) 0.2 0.5 (4.7) 6.4 0.6 0.6 6.3 0.3 (4.4) (3.5) 7.2 (2.0)
32768 0.0 0.0 0.0 0.0 4.5 2.3 6.9 2.3 3.4 6.8 7.0 3.1 1.7
65536 0.0 0.0 0.0 0.0 (2.5) 4.1 (2.5) 1.6 1.6 1.6 1.0 3.9 2.0
131072 0.0 0.0 0.0 0.0 2.4 0.2 (0.0) (0.2) 2.6 2.4 (3.0) 2.6 0.7
262144 0.0 0.0 0.0 0.0 (2.3) (0.1) 1.3 0.7 (0.9) 1.5 0.3 (1.6) 0.8
524288 0.0 0.0 0.0 0.0 0.0 0.1 (0.6) 0.0 (0.5) (1.0) (0.5) 0.6 (0.9)
1048576 0.0 0.0 0.0 0.0 0.1 0.5 (0.7) (1.5) (1.5) (2.5) (1.9) (1.5) (0.8)
Test: Record rewrite
Record rewrite report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 (4.1) (5.3) (9.2) (8.7) 6.3
128 (3.8) (4.4) (3.5) 1.2 8.9 3.3
256 (2.4) 0.0 (2.9) (6.9) 9.2 0.0 6.7
512 (3.1) (1.8) (0.9) (4.3) 9.9 8.8 5.4 1.4
1024 (0.5) (1.3) (2.7) (3.2) 8.6 4.6 3.5 6.4 3.6
2048 (0.2) 0.6 3.2 (2.9) 9.0 4.1 3.3 8.7 3.8 3.7
4096 (1.2) 0.2 2.7 (2.0) 14.6 6.1 7.1 9.5 3.8 2.2 2.3
8192 (0.5) (0.3) (3.6) (3.7) 11.2 6.1 6.3 8.7 1.2 1.2 0.8 1.8
16384 0.2 (1.4) (1.6) (2.0) 13.2 4.3 13.3 14.5 2.1 2.2 1.4 6.4 (1.3)
32768 0.0 0.0 0.0 0.0 11.8 8.8 6.2 5.3 1.4 1.1 1.2 (4.3) 4.3
65536 0.0 0.0 0.0 0.0 12.9 7.4 6.2 11.0 0.9 0.8 1.9 (6.8) 0.5
131072 0.0 0.0 0.0 0.0 12.2 7.5 11.0 11.2 1.6 1.8 1.7 5.7 (2.6)
262144 0.0 0.0 0.0 0.0 11.0 5.3 7.9 6.7 2.0 1.2 1.7 21.3 9.5
524288 0.0 0.0 0.0 0.0 11.0 9.8 7.6 5.6 2.4 2.8 2.2 (1.5) 5.2
1048576 0.0 0.0 0.0 0.0 10.3 10.7 5.9 5.6 1.3 1.9 1.6 (8.9) 3.3
Test: Fread
Fread report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 (0.2) 0.8 (0.2) 3.4 3.9
128 0.7 1.5 0.2 1.2 (1.7) (0.3)
256 (0.1) 0.0 1.1 (0.8) 2.8 1.1 4.9
512 0.5 2.2 3.5 2.4 7.8 (3.3) 2.8 0.6
1024 (1.5) 1.2 0.1 (1.0) 4.3 0.2 (0.9) (1.2) (0.8)
2048 3.3 (0.3) 0.9 0.3 0.7 0.3 3.5 1.0 (0.0) 0.3
4096 2.2 1.5 1.9 1.8 1.0 3.5 2.5 3.6 1.0 1.5 (2.5)
8192 0.4 1.5 (2.5) 2.1 0.5 3.0 (1.2) 0.9 0.0 0.4 0.6 (0.8)
16384 2.3 1.2 0.1 1.1 (1.5) 4.1 2.6 0.8 (0.5) (0.1) (1.1) (1.0) 0.2
32768 0.0 0.0 0.0 0.0 0.6 3.1 0.3 (0.2) (0.3) (0.2) 0.6 (0.4) (1.3)
65536 0.0 0.0 0.0 0.0 2.0 1.0 1.4 (0.8) (0.3) (0.5) (0.6) (0.2) 0.7
131072 0.0 0.0 0.0 0.0 3.5 0.8 4.7 1.8 0.5 (0.5) 0.3 (0.1) (0.6)
262144 0.0 0.0 0.0 0.0 2.3 (0.6) 6.3 1.2 0.0 0.2 0.5 1.0 0.9
524288 0.0 0.0 0.0 0.0 (0.3) (0.1) 0.7 0.1 (0.2) (0.3) (1.4) (1.9) (1.0)
1048576 0.0 0.0 0.0 0.0 0.3 (0.2) (0.1) (0.2) 0.1 (0.2) 0.1 0.1 (0.1)
Test: Fwrite
Fwrite report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 (28.1) (20.6) (17.3) (12.0) 4.9
128 (27.0) (22.4) (19.6) (15.7) 5.8 3.3
256 (28.5) (24.2) (21.3) (3.7) 1.0 1.0 9.0
512 (26.8) (24.6) (16.7) (16.7) 5.3 0.2 5.0 6.5
1024 (27.2) (21.2) (15.7) (13.8) 4.2 1.8 3.3 4.8 2.2
2048 (27.3) (22.2) (16.5) (12.9) 4.3 3.5 6.3 4.3 3.8 4.5
4096 (27.6) (21.8) (16.6) (12.7) 5.0 1.3 2.5 3.8 3.6 2.8 2.3
8192 (25.2) (21.9) (1.3) (16.5) 2.2 3.1 (13.1) 8.9 1.8 (0.0) 1.4 1.9
16384 (10.2) 3.9 2.7 (0.6) (5.7) (0.1) (4.4) 6.5 0.7 (4.0) (4.8) 0.6 (4.8)
32768 0.0 0.0 0.0 0.0 1.9 (0.7) 3.1 (3.7) 6.3 11.7 (0.4) 6.9 4.8
65536 0.0 0.0 0.0 0.0 3.4 1.7 0.8 (1.1) 2.3 (1.2) 2.2 1.9 0.4
131072 0.0 0.0 0.0 0.0 2.5 0.3 2.5 (0.8) (2.6) 0.7 1.2 4.6 0.9
262144 0.0 0.0 0.0 0.0 (2.0) (3.0) 0.5 1.9 0.5 1.2 3.0 0.4 1.9
524288 0.0 0.0 0.0 0.0 0.0 (0.7) (0.9) (1.6) (2.0) (0.7) (0.1) (0.9) 1.5
1048576 0.0 0.0 0.0 0.0 (1.6) 1.3 0.1 (2.0) (0.2) (1.4) (0.7) (0.4) (1.0)
Test: Stride read
Stride read report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 (0.8) 1.0 1.0 2.8 2.2
128 (0.4) (1.0) (0.2) 0.2 (0.6) 1.0
256 0.3 0.2 (0.7) (0.2) 0.7 (0.1) 1.1
512 2.5 (0.5) 1.3 (0.6) 0.4 1.8 0.5 1.6
1024 0.5 3.4 3.9 (0.9) 0.2 3.5 1.8 4.7 (1.2)
2048 1.7 2.6 2.8 2.0 4.6 1.3 (1.4) 5.7 0.3 (1.1)
4096 1.5 0.9 0.6 2.1 0.6 2.7 2.3 6.9 3.8 0.5 1.6
8192 1.3 0.1 2.0 (0.2) 2.5 1.1 3.2 7.4 (0.3) 0.6 1.0 0.3
16384 0.8 0.7 1.8 2.1 0.8 (1.6) 2.1 (0.6) (1.3) 0.1 (0.1) 0.5 (0.2)
32768 0.0 0.0 0.0 0.0 2.9 (1.2) (1.4) 2.0 0.1 0.6 0.2 0.1 (0.4)
65536 0.0 0.0 0.0 0.0 1.7 2.4 (1.9) 0.1 (0.1) (0.7) (0.3) 0.9 (0.6)
131072 0.0 0.0 0.0 0.0 3.3 0.2 (0.5) (0.9) 0.9 0.5 1.2 0.5 (1.2)
262144 0.0 0.0 0.0 0.0 1.9 (0.2) 1.0 (1.0) 1.0 2.0 1.2 1.1 (0.1)
524288 0.0 0.0 0.0 0.0 (6.2) (5.8) (6.1) (4.3) (2.8) (2.3) (2.9) (4.5) (0.6)
1048576 0.0 0.0 0.0 0.0 (0.5) (0.5) 0.3 0.1 0.2 0.6 (0.3) (0.1) 2.6
Test: Random write
Random write report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 (0.3) (0.4) (1.3) (4.8) 8.4
128 (0.1) 0.8 (2.4) (3.7) 13.3 8.5
256 1.2 0.8 (0.5) (3.9) 11.2 5.8 5.0
512 (0.5) 3.0 3.8 (4.3) 12.1 7.2 9.7 12.9
1024 (0.8) (0.1) (3.5) (1.2) 13.5 7.0 14.9 10.7 6.6
2048 (0.2) (0.5) (0.1) (0.5) 11.9 4.8 9.8 6.8 2.7 4.9
4096 (0.4) 0.3 (1.6) (3.9) 10.4 7.7 8.0 4.2 1.5 1.7 1.4
8192 0.3 (1.0) (0.7) (1.8) 12.0 4.7 3.1 13.0 2.8 1.5 2.0 6.3
16384 (0.1) (1.8) 3.5 (2.7) 12.5 9.4 14.1 8.0 1.7 1.2 1.3 3.7 6.5
32768 0.0 0.0 0.0 0.0 10.9 8.6 12.2 10.9 1.7 2.0 1.3 (1.1) (0.9)
65536 0.0 0.0 0.0 0.0 13.4 7.9 6.8 7.5 0.7 2.3 1.1 3.5 (3.1)
131072 0.0 0.0 0.0 0.0 14.0 8.6 6.8 10.4 1.6 1.0 1.3 3.1 (3.4)
262144 0.0 0.0 0.0 0.0 12.0 8.8 6.7 8.3 1.2 2.3 2.2 10.2 (5.5)
524288 0.0 0.0 0.0 0.0 10.5 12.7 8.5 5.7 1.1 1.8 3.0 (11.9) (0.3)
1048576 0.0 0.0 0.0 0.0 12.7 10.1 5.3 4.7 1.8 1.9 2.2 (5.0) (2.4)
Test: Re-Reader
Re-Reader report
4 8 16 32 64 128 256 512 1,024 2,048 4,096 8,192 16,384
64 (0.6) (0.3) 0.7 0.8 0.0
128 0.8 (0.5) 0.0 (0.4) 0.2 0.0
256 (0.8) (0.2) 0.7 0.2 1.3 (1.4) (2.1)
512 3.4 3.1 0.4 1.9 1.0 2.7 2.2 7.0
1024 0.7 2.3 8.3 3.3 6.9 0.2 (0.0) 1.7 (2.0)
2048 3.8 3.0 2.2 0.9 6.0 (0.9) 4.7 2.2 2.7 0.3
4096 1.8 3.3 1.7 3.6 3.6 2.0 3.9 1.1 1.6 1.5 1.6
8192 1.9 3.4 3.6 2.7 2.1 (0.6) 1.0 0.1 0.4 0.5 0.7 0.7
16384 1.3 2.5 2.8 3.1 1.9 (1.6) 0.9 1.6 0.3 0.3 0.5 (0.0) 0.4
32768 0.0 0.0 0.0 0.0 3.9 0.6 (1.3) (0.7) (0.7) (0.4) 1.1 (0.1) 0.5
65536 0.0 0.0 0.0 0.0 2.6 1.2 (0.8) 1.7 (0.4) (0.1) (0.3) 0.0 0.3
131072 0.0 0.0 0.0 0.0 4.1 (0.7) 0.3 0.7 0.2 1.3 0.8 1.4 1.2
262144 0.0 0.0 0.0 0.0 3.1 (0.5) 0.8 (0.4) 0.8 2.3 1.3 2.1 1.4
524288 0.0 0.0 0.0 0.0 (0.1) 0.1 0.1 0.2 0.2 0.1 (0.1) (0.7) (0.4)
1048576 0.0 0.0 0.0 0.0 0.4 0.0 (0.1) 0.0 (0.1) 0.1 0.0 0.2 (0.1)