* conclusions - extremely high memory usage with non-standard settings: '-s 512MiB' is too big for a machine of 64GB and a file of 18GB - very large stdev for settings using a lot of memory - '-s 256MiB -m 273' has the same effect regardless of compression level settings * chosen settings plzip -3 -c -n 16 __inFile__ > __outFile__ plzip -6 -c -n 16 __inFile__ > __outFile__ plzip -9 -c -n 16 __inFile__ > __outFile__ plzip -9 -s 256MiB -m 273 -c -n 16 __inFile__ > __outFile__ * benchmark 1 0 : plzip -0 -c -n 16 __inFile__ > __outFile__ 1 : plzip -1 -c -n 16 __inFile__ > __outFile__ 2 : plzip -2 -c -n 16 __inFile__ > __outFile__ 3 : plzip -3 -c -n 16 __inFile__ > __outFile__ 4 : plzip -4 -c -n 16 __inFile__ > __outFile__ 5 : plzip -5 -c -n 16 __inFile__ > __outFile__ 6 : plzip -6 -c -n 16 __inFile__ > __outFile__ 7 : plzip -7 -c -n 16 __inFile__ > __outFile__ 8 : plzip -8 -c -n 16 __inFile__ > __outFile__ 9 : plzip -9 -c -n 16 __inFile__ > __outFile__ text id | wall t cpu t w. MB/s c. MB/s mem MB ratio | wall t cpu t w. MB/s c. MB/s mem MB | stdev ---+-----------------------------------------------------+---------------------------------------------+------- 0 | 5.9 70.3 392.1 33.1 54.5 18.6% | 3.0 40.7 768.6 57.2 215.0 | 0.7% 1 | 12.8 168.8 183.7 13.9 255.9 17.9% | 2.8 37.5 841.9 62.5 384.8 | 0.6% 2 | 15.8 213.7 150.6 11.1 384.9 17.0% | 2.5 35.4 934.6 67.1 299.2 | 0.7% 3 | 21.7 298.6 111.0 8.1 506.9 15.8% | 2.4 33.7 1006.5 71.4 287.3 | 0.4% 4 | 32.7 455.8 74.7 5.4 779.7 14.5% | 2.3 32.0 1051.3 76.2 330.9 | 0.5% 5 | 47.0 665.1 52.7 3.7 1015.4 13.4% | 2.3 30.3 1096.8 81.8 479.0 | 1.9% 6 | 66.4 966.9 37.6 2.6 1944.9 12.5% | 2.2 29.0 1133.1 86.3 873.6 | 0.9% 7 | 91.6 1291.7 27.5 1.9 3892.1 12.0% | 2.3 27.9 1110.8 90.1 1091.8 | 0.3% 8 | 122.9 1670.1 20.5 1.5 5892.9 11.7% | 2.5 27.4 1015.6 92.1 1351.7 | 0.2% 9 | 140.7 1936.7 17.9 1.3 7530.2 11.6% | 2.4 27.5 1048.5 91.8 1437.8 | 0.4% binary id | wall t cpu t w. MB/s c. MB/s mem MB ratio | wall t cpu t w. MB/s c. MB/s mem MB | stdev ---+-----------------------------------------------------+---------------------------------------------+------- 0 | 52.4 662.7 119.9 9.5 66.8 47.1% | 27.2 408.1 230.5 15.4 509.2 | 0.2% 1 | 145.0 1993.4 44.8 3.3 265.0 45.3% | 26.3 384.7 246.8 16.9 725.0 | 0.2% 2 | 154.5 2149.5 42.6 3.1 398.2 44.6% | 26.1 380.9 252.7 17.3 798.7 | 0.5% 3 | 183.1 2550.2 36.5 2.6 515.3 43.8% | 26.4 375.4 253.2 17.8 895.9 | 0.0% 4 | 194.1 2717.6 34.9 2.5 781.7 43.0% | 25.7 369.6 263.7 18.3 927.0 | 0.6% 5 | 227.6 3246.6 30.0 2.1 1015.8 42.5% | 26.5 366.2 257.5 18.7 971.8 | 0.4% 6 | 254.5 3673.3 27.1 1.9 2015.7 41.9% | 26.4 360.3 261.4 19.2 1118.6 | 0.6% 7 | 283.5 4135.8 24.6 1.7 3984.2 41.3% | 28.0 354.1 248.7 19.7 1283.8 | 0.3% 8 | 301.4 4461.9 23.2 1.6 6091.3 41.1% | 33.1 348.5 211.3 20.1 1398.9 | 0.7% 9 | 368.4 5479.3 19.1 1.3 7962.6 40.8% | 36.8 341.4 190.9 20.6 1560.0 | 0.5% * benchmark 2 text 0 : plzip -6 -c -n 16 __inFile__ > __outFile__ 1 : plzip -6 -m 273 -c -n 16 __inFile__ > __outFile__ 2 : plzip -6 -s 1MiB -c -n 16 __inFile__ > __outFile__ 3 : plzip -6 -s 1MiB -m 273 -c -n 16 __inFile__ > __outFile__ 4 : plzip -6 -s 512MiB -c -n 16 __inFile__ > __outFile__ 5 : plzip -6 -s 512MiB -m 273 -c -n 16 __inFile__ > __outFile__ text id | wall t cpu t w. MB/s c. MB/s mem MB ratio | wall t cpu t w. MB/s c. MB/s mem MB | stdev ---+-----------------------------------------------------+---------------------------------------------+------- 0 | 66.2 969.2 37.8 2.6 1944.8 12.5% | 2.1 29.3 1209.8 85.5 937.7 | 0.6% 1 | 119.2 1746.2 21.1 1.4 1926.2 12.1% | 2.0 28.5 1231.4 88.1 883.7 | 1.3% 2 | 51.4 723.7 48.0 3.4 253.8 13.6% | 2.1 31.5 1163.7 78.3 365.7 | 0.5% 3 | 100.4 1445.0 24.7 1.7 265.0 13.2% | 2.1 31.0 1180.8 80.0 420.8 | 0.5% 4 | 381.1 1033.0 6.6 2.4 19060.4 11.6% | 20.3 21.4 124.3 117.8 781.5 | 8.1% 5 | 569.2 1552.3 4.5 1.6 19064.5 11.1% | 19.9 21.1 127.8 120.4 780.5 | 11.7% * benchmark 3 0 : plzip -6 -c -n 16 __inFile__ > __outFile__ 1 : plzip -6 -m 273 -c -n 16 __inFile__ > __outFile__ 2 : plzip -6 -s 1MiB -c -n 16 __inFile__ > __outFile__ 3 : plzip -6 -s 1MiB -m 273 -c -n 16 __inFile__ > __outFile__ 4 : plzip -6 -s 256MiB -c -n 16 __inFile__ > __outFile__ 5 : plzip -6 -s 256MiB -m 273 -c -n 16 __inFile__ > __outFile__ text id | wall t cpu t w. MB/s c. MB/s mem MB ratio | wall t cpu t w. MB/s c. MB/s mem MB | stdev ---+-----------------------------------------------------+---------------------------------------------+------- 0 | 67.0 963.4 37.3 2.6 1952.7 12.5% | 2.1 29.3 1172.4 85.5 843.0 | 1.0% 1 | 120.4 1745.9 20.9 1.4 1933.9 12.1% | 2.1 28.7 1205.4 87.4 871.5 | 0.4% 2 | 51.6 728.6 47.8 3.4 254.9 13.6% | 2.1 31.6 1168.7 78.1 427.2 | 1.1% 3 | 100.3 1435.6 24.7 1.7 260.9 13.2% | 2.1 31.0 1181.9 79.9 466.7 | 0.9% 4 | 246.6 1157.9 10.2 2.2 19010.9 11.7% | 19.6 22.0 128.9 114.7 927.3 | 0.3% 5 | 382.6 1896.6 6.6 1.3 19010.9 11.2% | 19.3 21.7 131.6 116.8 927.4 | 0.6% binary id | wall t cpu t w. MB/s c. MB/s mem MB ratio | wall t cpu t w. MB/s c. MB/s mem MB | stdev ---+-----------------------------------------------------+---------------------------------------------+------- 0 | 255.2 3660.9 27.1 1.9 2015.7 41.9% | 26.6 359.6 259.8 19.2 1117.8 | 0.5% 1 | 354.7 5165.8 19.5 1.3 2012.9 41.8% | 26.5 359.7 261.2 19.2 1117.7 | 0.6% 2 | 213.2 3005.3 31.3 2.2 265.1 43.8% | 26.0 379.1 256.4 17.6 729.1 | 0.3% 3 | 308.6 4292.5 21.7 1.6 265.1 43.7% | 25.9 378.4 258.1 17.7 707.0 | 0.6% 4 | 383.0 4363.5 18.6 1.6 55063.1 40.2% | 260.9 302.4 27.3 23.5 2389.9 | 10.7% 5 | 513.7 5826.6 13.9 1.2 54263.1 40.0% | 260.9 303.1 27.3 23.5 2494.0 | 12.1% * benchmark 4 0 : plzip -3 -c -n 16 __inFile__ > __outFile__ 1 : plzip -6 -c -n 16 __inFile__ > __outFile__ 2 : plzip -9 -c -n 16 __inFile__ > __outFile__ 3 : plzip -3 -s 256MiB -m 273 -c -n 16 __inFile__ > __outFile__ 4 : plzip -6 -s 256MiB -m 273 -c -n 16 __inFile__ > __outFile__ 5 : plzip -9 -s 256MiB -m 273 -c -n 16 __inFile__ > __outFile__ text id | wall t cpu t w. MB/s c. MB/s mem MB ratio | wall t cpu t w. MB/s c. MB/s mem MB | stdev ---+-----------------------------------------------------+---------------------------------------------+------- 0 | 21.7 296.7 111.1 8.1 501.5 15.8% | 2.3 33.5 1042.7 71.7 433.2 | 0.5% 1 | 66.9 968.0 37.4 2.6 1939.9 12.5% | 2.1 28.9 1186.9 86.5 809.7 | 0.9% 2 | 141.1 1939.0 17.9 1.3 7532.2 11.6% | 2.3 27.2 1084.9 92.7 1404.0 | 0.2% 3 | 381.2 1901.9 6.7 1.3 19012.5 11.2% | 19.2 21.9 132.1 116.1 930.1 | 0.7% 4 | 382.0 1898.1 6.6 1.3 19010.5 11.2% | 19.3 21.7 131.4 117.0 926.1 | 0.6% 5 | 379.9 1770.7 6.7 1.4 19012.5 11.2% | 19.1 21.3 132.7 119.2 925.4 | 0.8% binary id | wall t cpu t w. MB/s c. MB/s mem MB ratio | wall t cpu t w. MB/s c. MB/s mem MB | stdev ---+-----------------------------------------------------+---------------------------------------------+------- 0 | 184.8 2539.0 36.1 2.6 515.3 43.8% | 26.3 375.7 253.9 17.8 865.9 | 0.0% 1 | 254.7 3654.4 27.1 1.9 2005.5 41.9% | 26.5 361.2 260.3 19.1 1112.8 | 0.0% 2 | 364.3 5397.1 19.3 1.3 7962.6 40.8% | 36.8 341.6 191.1 20.6 1514.1 | 0.0% 3 | 547.9 5943.2 13.0 1.2 54351.2 40.0% | 258.8 301.3 27.5 23.6 2490.9 | 0.0% 4 | 565.8 5961.2 12.6 1.2 54357.1 40.0% | 258.4 300.5 27.6 23.7 2487.9 | 0.0% 5 | 644.0 5709.7 11.1 1.2 54266.0 40.0% | 258.8 301.4 27.5 23.6 2491.9 | 0.0%