+--------------------------------------------------------------------+ | DATA COMPRESSION TEST | | ===================== | | Time of run : Sun Aug 11 16:26:36 MEST 1996 | | LZO version : 0.20, 11 Aug 1996 | | Hardware : Intel 80486 DX2/66, 20 MB RAM, 256 kB Cache | | Operating system : MSDOS 5.0, QEMM 7.04, CWSDPMI 0.90+ (r2) | | Compiler : djgpp v2 + gcc 2.7.2 | | Compiler flags : -O2 -fforce-addr -fomit-frame-pointer -m486 | | Test suite : Calgary Corpus Suite | | Files in suite : 14 | | Context length : 262144 (= 256 kB) | | Timing accuracy : One part in 100 | +--------------------------------------------------------------------+ Summary of average values +--------------------------------------------------------------------+ | Algorithm Length CxB ComLen %Remn Bits Com K/s Dec K/s | | --------- ------ --- ------ ----- ---- ------- ------- | | LZO1-1 224401 1 118375 53.5 4.28 1704.11 3580.56 | | | | LZO1A-1 224401 1 115988 52.0 4.16 1656.07 3670.48 | | | | LZO1B-1 224401 1 110653 49.6 3.97 1575.28 4411.62 | | LZO1B-2 224401 1 107416 48.6 3.89 1451.90 4437.53 | | LZO1B-3 224401 1 105537 47.9 3.83 1343.32 4422.70 | | LZO1B-4 224401 1 104828 47.4 3.79 1037.02 4514.11 | | LZO1B-5 224401 1 102724 46.7 3.73 943.35 4521.54 | | LZO1B-6 224401 1 101210 46.0 3.68 883.91 4483.46 | | LZO1B-7 224401 1 101388 46.0 3.68 811.64 4572.20 | | LZO1B-8 224401 1 99453 45.2 3.62 731.56 4514.98 | | LZO1B-9 224401 1 99118 45.0 3.60 592.89 4426.57 | | | | LZO1C-1 224401 1 112051 50.2 4.02 1518.80 4392.48 | | LZO1C-2 224401 1 108791 49.1 3.93 1416.69 4413.89 | | LZO1C-3 224401 1 106825 48.4 3.87 1321.23 4389.14 | | LZO1C-4 224401 1 105717 47.7 3.82 1032.84 4494.94 | | LZO1C-5 224401 1 103605 46.9 3.76 940.19 4498.48 | | LZO1C-6 224401 1 102585 46.5 3.72 863.84 4452.71 | | LZO1C-7 224401 1 101937 46.2 3.70 772.97 4548.76 | | LZO1C-8 224401 1 100779 45.6 3.65 708.72 4487.48 | | LZO1C-9 224401 1 100252 45.4 3.63 598.06 4396.90 | | | | LZO1F-1 224401 1 116765 51.5 4.12 1665.56 4805.74 | | | | LZO1X-1 224401 1 110368 49.4 3.95 1601.11 4919.72 | | | | LZO1-99 224401 1 101560 46.7 3.73 473.35 3643.55 | | LZO1A-99 224401 1 99958 45.5 3.64 471.55 3692.92 | | LZO1B-99 224401 1 95399 43.6 3.49 454.05 4461.44 | | LZO1C-99 224401 1 97252 44.1 3.53 455.97 4447.05 | | | | LZO1C-999 224401 1 87762 40.2 3.21 87.57 4714.26 | | LZO1F-999 224401 1 89620 40.4 3.23 78.35 5466.84 | | LZO1X-999 224401 1 84521 38.5 3.08 53.40 5203.72 | | LZO2A-999 224401 1 87901 40.0 3.20 84.90 3208.91 | | | | LZRW1-A 224401 1 123194 55.1 4.41 1564.23 3396.10 | | LZRW2 224401 1 115399 51.5 4.12 1301.08 2379.13 | | LZRW3 224401 1 110942 50.0 4.00 1518.32 1893.92 | | LZRW3-A(2) 224401 1 106308 48.1 3.85 1089.16 1989.55 | | LZRW3-A(4) 224401 1 103126 46.8 3.74 889.30 2060.22 | | LZRW3-A(8) 224401 1 100722 45.8 3.67 607.05 2064.86 | | LZV 224401 1 112511 51.4 4.11 1115.18 4247.76 | | zlib-8/1 224401 1 85302 38.8 3.10 360.44 1084.91 | | memcpy() 224401 1 224401 100.0 8.00 19992.22 20023.29 | +--------------------------------------------------------------------+ Summary of total values +--------------------------------------------------------------------+ | Algorithm Length CxB ComLen %Remn Bits Com K/s Dec K/s | | --------- ------ --- ------ ----- ---- ------- ------- | | LZO1-1 3141622 20 1657250 52.8 4.22 1704.11 3580.56 | | | | LZO1A-1 3141622 20 1623832 51.7 4.14 1656.07 3670.48 | | | | LZO1B-1 3141622 20 1549155 49.3 3.94 1575.28 4411.62 | | LZO1B-2 3141622 20 1503828 47.9 3.83 1451.90 4437.53 | | LZO1B-3 3141622 20 1477525 47.0 3.76 1343.32 4422.70 | | LZO1B-4 3141622 20 1467593 46.7 3.74 1037.02 4514.11 | | LZO1B-5 3141622 20 1438140 45.8 3.66 943.35 4521.54 | | LZO1B-6 3141622 20 1416943 45.1 3.61 883.91 4483.46 | | LZO1B-7 3141622 20 1419440 45.2 3.61 811.64 4572.20 | | LZO1B-8 3141622 20 1392344 44.3 3.55 731.56 4514.98 | | LZO1B-9 3141622 20 1387653 44.2 3.53 592.89 4426.57 | | | | LZO1C-1 3141622 20 1568720 49.9 3.99 1518.80 4392.48 | | LZO1C-2 3141622 20 1523086 48.5 3.88 1416.69 4413.89 | | LZO1C-3 3141622 20 1495557 47.6 3.81 1321.23 4389.14 | | LZO1C-4 3141622 20 1480046 47.1 3.77 1032.84 4494.94 | | LZO1C-5 3141622 20 1450474 46.2 3.69 940.19 4498.48 | | LZO1C-6 3141622 20 1436193 45.7 3.66 863.84 4452.71 | | LZO1C-7 3141622 20 1427121 45.4 3.63 772.97 4548.76 | | LZO1C-8 3141622 20 1410913 44.9 3.59 708.72 4487.48 | | LZO1C-9 3141622 20 1403528 44.7 3.57 598.06 4396.90 | | | | LZO1F-1 3141622 20 1634716 52.0 4.16 1665.56 4805.74 | | | | LZO1X-1 3141622 20 1545152 49.2 3.93 1601.11 4919.72 | | | | LZO1-99 3141622 20 1421848 45.3 3.62 473.35 3643.55 | | LZO1A-99 3141622 20 1399419 44.5 3.56 471.55 3692.92 | | LZO1B-99 3141622 20 1335591 42.5 3.40 454.05 4461.44 | | LZO1C-99 3141622 20 1361533 43.3 3.47 455.97 4447.05 | | | | LZO1C-999 3141622 20 1228680 39.1 3.13 87.57 4714.26 | | LZO1F-999 3141622 20 1254686 39.9 3.20 78.35 5466.84 | | LZO1X-999 3141622 20 1183296 37.7 3.01 53.40 5203.72 | | LZO2A-999 3141622 20 1230626 39.2 3.13 84.90 3208.91 | | | | LZRW1-A 3141622 20 1724718 54.9 4.39 1564.23 3396.10 | | LZRW2 3141622 20 1615598 51.4 4.11 1301.08 2379.13 | | LZRW3 3141622 20 1553188 49.4 3.96 1518.32 1893.92 | | LZRW3-A(2) 3141622 20 1488318 47.4 3.79 1089.16 1989.55 | | LZRW3-A(4) 3141622 20 1443774 46.0 3.68 889.30 2060.22 | | LZRW3-A(8) 3141622 20 1410113 44.9 3.59 607.05 2064.86 | | LZV 3141622 20 1575166 50.1 4.01 1115.18 4247.76 | | zlib-8/1 3141622 20 1194228 38.0 3.04 360.44 1084.91 | | memcpy() 3141622 20 3141622 100.0 8.00 19992.22 20023.29 | +--------------------------------------------------------------------+ Notes: - CxB is the number of blocks - K/s is the speed measured in 1000 uncompressed bytes per second - all averages are calculated from the un-rounded values