* conclusions - a lot of options to choose from - large stdev in some places * chosen settings multi-threaded zstd -3 -T0 -qc -o __outFile__ __inFile__ zstd -3 --long=30 -T0 -qc -o __outFile__ __inFile__ zstd -8 --long -T0 -qc -o __outFile__ __inFile__ zstd -8 --long=30 -T0 -qc -o __outFile__ __inFile__ zstd -17 --long=30 -T0 -qc -o __outFile__ __inFile__ zstd -20 --long=30 --ultra -T0 -qc -o __outFile__ __inFile__ zstd -22 --long=30 --ultra -T0 -qc -o __outFile__ __inFile__ single-threaded zstd -3 -T1 -qc -o __outFile__ __inFile__ zstd -3 --long=30 -T1 -qc -o __outFile__ __inFile__ zstd -8 --long -T1 -qc -o __outFile__ __inFile__ zstd -8 --long=30 -T1 -qc -o __outFile__ __inFile__ zstd -17 --long=30 -T1 -qc -o __outFile__ __inFile__ * benchmark 1 0 : zstd -1 -T0 -qc -o __outFile__ __inFile__ 1 : zstd -2 -T0 -qc -o __outFile__ __inFile__ 2 : zstd -3 -T0 -qc -o __outFile__ __inFile__ 3 : zstd -4 -T0 -qc -o __outFile__ __inFile__ 4 : zstd -5 -T0 -qc -o __outFile__ __inFile__ 5 : zstd -6 -T0 -qc -o __outFile__ __inFile__ 6 : zstd -7 -T0 -qc -o __outFile__ __inFile__ 7 : zstd -8 -T0 -qc -o __outFile__ __inFile__ 8 : zstd -9 -T0 -qc -o __outFile__ __inFile__ 9 : zstd -10 -T0 -qc -o __outFile__ __inFile__ 10: zstd -11 -T0 -qc -o __outFile__ __inFile__ 11: zstd -12 -T0 -qc -o __outFile__ __inFile__ 12: zstd -13 -T0 -qc -o __outFile__ __inFile__ 13: zstd -14 -T0 -qc -o __outFile__ __inFile__ 14: zstd -15 -T0 -qc -o __outFile__ __inFile__ 15: zstd -16 -T0 -qc -o __outFile__ __inFile__ 16: zstd -17 -T0 -qc -o __outFile__ __inFile__ 17: zstd -18 -T0 -qc -o __outFile__ __inFile__ 18: zstd -19 -T0 -qc -o __outFile__ __inFile__ 19: zstd -20 --ultra -T0 -qc -o __outFile__ __inFile__ 20: zstd -21 --ultra -T0 -qc -o __outFile__ __inFile__ 21: zstd -22 --ultra -T0 -qc -o __outFile__ __inFile__ 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 | 2.5 7.5 910.5 304.0 35.2 20.0% | 2.2 2.2 1038.7 1041.6 1.7 | 0.2% 1 | 2.5 8.4 923.5 276.3 60.0 18.8% | 2.2 2.2 1037.1 1039.9 2.2 | 0.5% 2 | 2.6 10.7 919.0 219.3 119.6 17.6% | 2.4 2.4 986.0 988.1 3.2 | 0.8% 3 | 2.9 15.9 809.2 148.2 137.8 17.6% | 2.2 2.2 1047.4 1049.8 3.2 | 6.1% 4 | 4.3 27.5 558.9 86.6 145.9 16.6% | 2.3 2.3 1036.5 1038.8 3.2 | 7.6% 5 | 5.4 34.9 442.6 68.8 154.5 16.1% | 2.2 2.2 1073.0 1075.4 3.2 | 0.4% 6 | 6.8 47.0 356.0 51.5 153.4 15.3% | 2.1 2.1 1155.3 1158.1 3.2 | 9.9% 7 | 8.2 57.7 294.4 42.1 151.6 15.1% | 2.0 2.0 1212.2 1215.2 3.2 | 1.1% 8 | 10.6 75.0 230.3 32.5 169.8 14.9% | 2.0 2.0 1218.1 1220.6 3.2 | 0.5% 9 | 13.6 92.5 179.2 26.4 327.6 14.6% | 1.9 1.9 1257.7 1260.9 5.2 | 0.2% 10 | 16.6 114.5 147.1 21.3 417.6 14.5% | 1.9 1.9 1276.2 1279.6 5.2 | 8.5% 11 | 29.7 216.9 82.5 11.3 418.5 14.3% | 1.9 1.9 1255.5 1258.7 5.2 | 0.0% 12 | 32.9 237.8 74.6 10.3 423.9 14.1% | 1.9 1.9 1265.4 1268.6 5.2 | 5.7% 13 | 39.4 282.6 62.4 8.7 614.9 13.9% | 1.9 1.9 1288.9 1293.0 5.2 | 5.5% 14 | 51.7 378.2 47.7 6.5 742.7 13.8% | 1.9 1.9 1304.1 1306.8 5.2 | 0.6% 15 | 65.4 496.2 38.0 5.0 485.8 13.1% | 2.0 2.0 1238.5 1241.6 5.2 | 5.8% 16 | 84.4 632.2 29.6 3.9 814.9 12.7% | 1.9 1.9 1289.5 1293.5 9.1 | 5.4% 17 | 107.6 801.0 23.2 3.1 816.5 12.6% | 2.0 1.9 1279.1 1282.4 9.1 | 5.8% 18 | 153.7 1147.6 16.3 2.2 1068.8 12.4% | 2.0 2.0 1272.4 1275.7 9.1 | 0.5% 19 | 173.7 1253.4 14.5 2.0 2902.2 12.1% | 2.2 2.2 1152.6 1155.2 33.2 | 5.3% 20 | 231.3 1447.3 10.9 1.7 5728.8 11.9% | 2.2 2.2 1128.5 1131.0 65.1 | 4.5% 21 | 330.0 1613.7 7.6 1.6 7047.8 11.8% | 2.3 2.3 1093.1 1095.5 129.1 | 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 | 10.5 21.1 576.1 287.4 37.6 48.9% | 5.8 5.8 1042.4 1042.9 1.7 | 0.4% 1 | 10.7 23.8 588.0 264.0 77.4 47.1% | 5.8 5.8 1079.1 1079.9 2.2 | 0.6% 2 | 10.5 29.6 615.6 217.4 178.1 45.8% | 5.8 5.8 1106.0 1106.8 3.2 | 1.3% 3 | 12.1 45.0 534.9 143.6 188.4 45.6% | 5.9 5.9 1089.5 1090.5 3.2 | 7.3% 4 | 22.8 125.6 285.0 51.9 196.4 45.2% | 6.0 6.0 1084.3 1084.9 3.2 | 0.3% 5 | 28.6 160.0 228.1 40.8 204.5 45.1% | 6.1 6.1 1076.2 1076.6 3.2 | 0.6% 6 | 32.1 183.0 204.6 35.9 204.5 44.7% | 5.7 5.7 1159.9 1160.3 3.2 | 1.0% 7 | 36.0 209.5 183.2 31.4 204.7 44.6% | 5.7 5.7 1147.9 1148.5 3.2 | 9.5% 8 | 53.4 361.4 123.5 18.2 220.4 44.5% | 5.7 5.7 1156.7 1157.3 3.2 | 0.2% 9 | 53.5 323.7 125.0 20.7 436.8 43.7% | 5.5 5.5 1226.6 1227.3 5.2 | 8.4% 10 | 61.2 385.7 109.3 17.4 539.0 43.7% | 5.5 5.5 1219.0 1219.9 5.2 | 5.8% 11 | 70.5 434.1 95.0 15.4 538.5 43.6% | 5.4 5.4 1232.6 1233.3 5.2 | 6.0% 12 | 86.2 566.8 77.7 11.8 539.0 43.6% | 5.4 5.4 1250.9 1251.6 5.2 | 4.2% 13 | 95.0 626.4 70.5 10.7 731.9 43.6% | 5.4 5.4 1239.7 1240.6 5.2 | 0.7% 14 | 118.0 753.5 56.9 8.9 859.6 43.5% | 5.5 5.5 1222.5 1223.2 5.2 | 3.1% 15 | 192.2 1397.8 35.1 4.8 604.2 43.2% | 5.7 5.6 1195.3 1195.7 5.2 | 0.2% 16 | 244.1 1777.2 28.0 3.8 1068.9 42.5% | 5.5 5.5 1236.5 1237.1 9.2 | 4.4% 17 | 325.9 2416.8 21.1 2.8 1074.0 42.1% | 6.3 6.3 1090.1 1090.6 9.2 | 0.2% 18 | 387.6 2764.3 17.8 2.5 1331.1 42.0% | 6.1 6.1 1131.1 1131.8 9.3 | 4.6% 19 | 442.7 3226.3 15.8 2.2 3867.6 41.2% | 6.4 6.4 1095.4 1095.9 33.2 | 5.1% 20 | 517.3 3761.2 13.6 1.9 7311.9 40.9% | 6.3 6.3 1106.3 1107.0 65.2 | 0.5% 21 | 566.4 3635.5 12.4 1.9 13654.9 40.7% | 6.6 6.6 1068.9 1069.5 129.3 | 3.4% * benchmark 2 0 : zstd -8 -T0 -qc -o __outFile__ __inFile__ 1 : zstd -8 --long -T0 -qc -o __outFile__ __inFile__ 2 : zstd -8 --long=30 -T0 -qc -o __outFile__ __inFile__ 3 : zstd -17 -T0 -qc -o __outFile__ __inFile__ 4 : zstd -17 --long -T0 -qc -o __outFile__ __inFile__ 5 : zstd -17 --long=30 -T0 -qc -o __outFile__ __inFile__ 6 : zstd -20 --ultra -T0 -qc -o __outFile__ __inFile__ 7 : zstd -20 --long --ultra -T0 -qc -o __outFile__ __inFile__ 8 : zstd -20 --long=30 --ultra -T0 -qc -o __outFile__ __inFile__ 9 : zstd -22 --ultra -T0 -qc -o __outFile__ __inFile__ 10: zstd -22 --long --ultra -T0 -qc -o __outFile__ __inFile__ 11: zstd -22 --long=30 --ultra -T0 -qc -o __outFile__ __inFile__ 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 | 8.3 58.7 290.7 41.3 155.2 15.1% | 2.0 2.0 1204.4 1207.4 3.2 | 0.8% 1 | 11.8 75.3 207.4 32.4 230.7 14.7% | 1.9 1.9 1279.8 1283.2 129.2 | 0.2% 2 | 9.1 30.6 297.7 88.4 1178.9 5.4% | 1.2 1.2 2314.9 2326.8 1025.2 | 1.2% 3 | 89.7 622.6 27.8 4.0 814.9 12.7% | 1.9 1.9 1323.7 1326.5 9.1 | 3.0% 4 | 89.3 575.4 27.8 4.3 2046.7 12.9% | 2.0 2.0 1262.8 1266.0 129.1 | 1.7% 5 | 45.3 241.6 60.1 11.3 2016.0 4.8% | 1.2 1.2 2302.3 2312.1 1025.1 | 1.6% 6 | 183.2 1268.6 13.7 2.0 2894.9 12.1% | 2.3 2.2 1115.7 1117.7 33.1 | 3.0% 7 | 240.6 1195.8 10.4 2.1 4201.0 12.3% | 2.2 2.2 1148.0 1150.6 129.1 | 1.0% 8 | 153.2 460.4 17.8 5.9 4038.5 4.5% | 1.2 1.2 2220.3 2229.4 1025.1 | 0.6% 9 | 331.4 1620.8 7.6 1.6 7047.5 11.8% | 2.2 2.2 1125.3 1127.9 129.1 | 0.1% 10 | 435.5 1191.0 5.8 2.1 5135.6 11.9% | 2.2 2.2 1121.4 1124.4 129.1 | 11.2% 11 | 350.7 542.7 7.8 5.0 4982.1 4.5% | 1.3 1.3 2128.1 2138.1 1025.1 | 0.7% 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 | 37.2 202.3 177.0 32.6 205.1 44.6% | 8.2 6.1 801.7 1081.2 3.2 | 10.3% 1 | 43.2 209.0 157.4 32.6 325.9 42.7% | 7.9 5.9 861.4 1149.8 129.2 | 4.3% 2 | 48.6 247.9 142.8 28.0 1280.3 41.5% | 8.0 6.0 872.6 1154.7 1025.2 | 2.0% 3 | 247.4 1771.1 27.6 3.9 1069.7 42.5% | 8.3 6.2 824.0 1105.5 9.2 | 3.8% 4 | 292.5 2089.7 23.8 3.3 2979.7 41.5% | 8.1 6.0 853.9 1164.8 129.2 | 0.2% 5 | 277.0 1846.8 25.6 3.8 2999.8 40.3% | 7.9 5.9 901.4 1201.3 1025.2 | 1.9% 6 | 489.6 3552.2 14.3 2.0 3853.6 41.2% | 8.8 6.9 793.9 1014.3 33.2 | 0.6% 7 | 495.3 3259.4 14.2 2.2 9934.9 40.9% | 8.6 6.7 812.9 1055.7 129.3 | 4.8% 8 | 489.8 3138.1 14.6 2.3 9920.5 39.9% | 8.6 6.7 828.1 1061.8 1025.2 | 2.1% 9 | 554.5 3738.0 12.7 1.9 13656.9 40.7% | 9.0 7.0 784.5 1001.1 129.2 | 4.0% 10 | 570.1 3693.4 12.3 1.9 20994.9 40.8% | 8.9 7.0 788.7 1011.0 129.2 | 3.7% 11 | 642.3 3994.6 11.1 1.8 20941.7 39.8% | 8.8 6.8 808.3 1043.9 1025.2 | 0.5% * benchmark 3 single-threaded 0 : zstd -1 -T1 -q -c -o __outFile__ __inFile__ 1 : zstd -2 -T1 -q -c -o __outFile__ __inFile__ 2 : zstd -3 -T1 -q -c -o __outFile__ __inFile__ 3 : zstd -4 -T1 -q -c -o __outFile__ __inFile__ 4 : zstd -5 -T1 -q -c -o __outFile__ __inFile__ 5 : zstd -6 -T1 -q -c -o __outFile__ __inFile__ 6 : zstd -7 -T1 -q -c -o __outFile__ __inFile__ 7 : zstd -8 -T1 -q -c -o __outFile__ __inFile__ 8 : zstd -9 -T1 -q -c -o __outFile__ __inFile__ 9 : zstd -10 -T1 -q -c -o __outFile__ __inFile__ 10: zstd -11 -T1 -q -c -o __outFile__ __inFile__ 11: zstd -12 -T1 -q -c -o __outFile__ __inFile__ 12: zstd -13 -T1 -q -c -o __outFile__ __inFile__ 13: zstd -14 -T1 -q -c -o __outFile__ __inFile__ 14: zstd -15 -T1 -q -c -o __outFile__ __inFile__ 15: zstd -16 -T1 -q -c -o __outFile__ __inFile__ 16: zstd -17 -T1 -q -c -o __outFile__ __inFile__ 17: zstd -18 -T1 -q -c -o __outFile__ __inFile__ 18: zstd -19 -T1 -q -c -o __outFile__ __inFile__ 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 | 6.0 6.6 379.8 344.2 11.1 20.0% | 2.1 2.1 1083.5 1086.1 1.7 | 0.0% 1 | 6.5 7.0 358.6 331.6 21.4 18.8% | 2.2 2.2 1061.7 1063.7 2.2 | 0.0% 2 | 7.6 8.3 308.2 284.9 39.4 17.6% | 2.2 2.2 1089.6 1092.1 3.2 | 0.0% 3 | 8.3 9.1 283.5 259.6 42.8 17.6% | 2.3 2.3 1040.9 1043.2 3.1 | 0.0% 4 | 13.9 14.7 171.3 162.0 41.5 16.6% | 2.2 2.2 1084.6 1086.6 3.2 | 0.0% 5 | 16.6 17.3 144.6 138.4 43.7 16.1% | 2.2 2.2 1089.6 1092.1 3.1 | 0.0% 6 | 23.1 23.8 104.9 101.7 45.1 15.3% | 2.1 2.1 1175.5 1177.8 3.1 | 0.0% 7 | 29.4 30.1 82.6 80.6 45.7 15.1% | 1.9 1.9 1255.5 1258.7 3.1 | 0.0% 8 | 37.3 38.0 65.3 64.0 41.7 14.9% | 1.9 1.9 1276.3 1279.0 3.1 | 0.0% 9 | 42.5 43.2 57.4 56.5 82.9 14.6% | 1.9 1.9 1289.6 1293.0 5.1 | 0.0% 10 | 50.0 50.7 48.9 48.2 97.8 14.5% | 1.9 1.9 1305.6 1308.4 5.2 | 0.0% 11 | 70.8 71.6 34.6 34.2 93.7 14.3% | 1.9 1.9 1311.3 1314.1 5.1 | 0.0% 12 | 139.3 140.1 17.6 17.5 95.7 14.1% | 1.9 1.9 1304.4 1307.1 5.2 | 0.0% 13 | 166.9 167.6 14.7 14.7 119.7 13.9% | 1.9 1.9 1298.4 1301.2 5.1 | 0.0% 14 | 226.8 227.5 10.9 10.8 138.3 13.8% | 1.9 1.8 1331.5 1334.4 5.2 | 0.0% 15 | 314.7 315.6 7.9 7.9 101.8 13.1% | 1.9 1.9 1320.2 1323.0 5.1 | 0.0% 16 | 393.9 395.0 6.3 6.3 185.9 12.7% | 1.9 1.9 1314.0 1316.7 9.1 | 0.0% 17 | 513.0 514.1 4.9 4.9 187.8 12.6% | 1.9 1.9 1321.0 1323.8 9.1 | 0.0% 18 | 749.7 750.9 3.3 3.3 218.5 12.4% | 1.9 1.9 1322.8 1325.6 9.1 | 0.0%