For a comparison run:
make bench
followed by [benchcmp](http://code.google.com/p/go/source/browse/misc/benchcmp benchcmp) on the resulting files:
$GOROOT/misc/benchcmp $GOPATH/src/github.com/gogo/protobuf/test/mixbench/marshal.txt $GOPATH/src/github.com/gogo/protobuf/test/mixbench/marshaler.txt
$GOROOT/misc/benchcmp $GOPATH/src/github.com/gogo/protobuf/test/mixbench/unmarshal.txt $GOPATH/src/github.com/gogo/protobuf/test/mixbench/unmarshaler.txt
Benchmarks ran on Revision: 11c56be39364
June 2013
Processor 2,66 GHz Intel Core i7
Memory 8 GB 1067 MHz DDR3
| benchmark | old ns/op | new ns/op | delta |
| BenchmarkNidOptNativeProtoMarshal | 2656 | 889 | -66.53% |
| BenchmarkNinOptNativeProtoMarshal | 2651 | 1015 | -61.71% |
| BenchmarkNidRepNativeProtoMarshal | 42661 | 12519 | -70.65% |
| BenchmarkNinRepNativeProtoMarshal | 42306 | 12354 | -70.80% |
| BenchmarkNidRepPackedNativeProtoMarshal | 34148 | 11902 | -65.15% |
| BenchmarkNinRepPackedNativeProtoMarshal | 33375 | 11969 | -64.14% |
| BenchmarkNidOptStructProtoMarshal | 7148 | 3727 | -47.86% |
| BenchmarkNinOptStructProtoMarshal | 6956 | 3481 | -49.96% |
| BenchmarkNidRepStructProtoMarshal | 46551 | 19492 | -58.13% |
| BenchmarkNinRepStructProtoMarshal | 46715 | 19043 | -59.24% |
| BenchmarkNidEmbeddedStructProtoMarshal | 5231 | 2050 | -60.81% |
| BenchmarkNinEmbeddedStructProtoMarshal | 4665 | 2000 | -57.13% |
| BenchmarkNidNestedStructProtoMarshal | 181106 | 103604 | -42.79% |
| BenchmarkNinNestedStructProtoMarshal | 182053 | 102069 | -43.93% |
| BenchmarkNidOptCustomProtoMarshal | 1209 | 310 | -74.36% |
| BenchmarkNinOptCustomProtoMarshal | 1435 | 277 | -80.70% |
| BenchmarkNidRepCustomProtoMarshal | 4126 | 763 | -81.51% |
| BenchmarkNinRepCustomProtoMarshal | 3972 | 769 | -80.64% |
| BenchmarkNinOptNativeUnionProtoMarshal | 973 | 303 | -68.86% |
| BenchmarkNinOptStructUnionProtoMarshal | 1536 | 521 | -66.08% |
| BenchmarkNinEmbeddedStructUnionProtoMarshal | 2327 | 884 | -62.01% |
| BenchmarkNinNestedStructUnionProtoMarshal | 2070 | 743 | -64.11% |
| BenchmarkTreeProtoMarshal | 1554 | 838 | -46.07% |
| BenchmarkOrBranchProtoMarshal | 3156 | 2012 | -36.25% |
| BenchmarkAndBranchProtoMarshal | 3183 | 1996 | -37.29% |
| BenchmarkLeafProtoMarshal | 965 | 606 | -37.20% |
| BenchmarkDeepTreeProtoMarshal | 2316 | 1283 | -44.60% |
| BenchmarkADeepBranchProtoMarshal | 2719 | 1492 | -45.13% |
| BenchmarkAndDeepBranchProtoMarshal | 4663 | 2922 | -37.34% |
| BenchmarkDeepLeafProtoMarshal | 1849 | 1016 | -45.05% |
| BenchmarkNilProtoMarshal | 439 | 76 | -82.53% |
| BenchmarkNidOptEnumProtoMarshal | 514 | 152 | -70.43% |
| BenchmarkNinOptEnumProtoMarshal | 550 | 158 | -71.27% |
| BenchmarkNidRepEnumProtoMarshal | 647 | 207 | -68.01% |
| BenchmarkNinRepEnumProtoMarshal | 662 | 213 | -67.82% |
| BenchmarkTimerProtoMarshal | 934 | 271 | -70.99% |
| BenchmarkMyExtendableProtoMarshal | 608 | 185 | -69.57% |
| BenchmarkOtherExtenableProtoMarshal | 1112 | 332 | -70.14% |
| benchmark | old MB/s | new MB/s | speedup |
| BenchmarkNidOptNativeProtoMarshal | 126.86 | 378.86 | 2.99x |
| BenchmarkNinOptNativeProtoMarshal | 114.27 | 298.42 | 2.61x |
| BenchmarkNidRepNativeProtoMarshal | 164.25 | 561.20 | 3.42x |
| BenchmarkNinRepNativeProtoMarshal | 166.10 | 568.23 | 3.42x |
| BenchmarkNidRepPackedNativeProtoMarshal | 99.10 | 283.97 | 2.87x |
| BenchmarkNinRepPackedNativeProtoMarshal | 101.30 | 282.31 | 2.79x |
| BenchmarkNidOptStructProtoMarshal | 176.83 | 339.07 | 1.92x |
| BenchmarkNinOptStructProtoMarshal | 163.59 | 326.57 | 2.00x |
| BenchmarkNidRepStructProtoMarshal | 178.84 | 427.49 | 2.39x |
| BenchmarkNinRepStructProtoMarshal | 178.70 | 437.69 | 2.45x |
| BenchmarkNidEmbeddedStructProtoMarshal | 124.24 | 317.56 | 2.56x |
| BenchmarkNinEmbeddedStructProtoMarshal | 132.03 | 307.99 | 2.33x |
| BenchmarkNidNestedStructProtoMarshal | 192.91 | 337.86 | 1.75x |
| BenchmarkNinNestedStructProtoMarshal | 192.44 | 344.45 | 1.79x |
| BenchmarkNidOptCustomProtoMarshal | 29.77 | 116.03 | 3.90x |
| BenchmarkNinOptCustomProtoMarshal | 22.29 | 115.38 | 5.18x |
| BenchmarkNidRepCustomProtoMarshal | 35.14 | 189.80 | 5.40x |
| BenchmarkNinRepCustomProtoMarshal | 36.50 | 188.40 | 5.16x |
| BenchmarkNinOptNativeUnionProtoMarshal | 32.87 | 105.39 | 3.21x |
| BenchmarkNinOptStructUnionProtoMarshal | 66.40 | 195.76 | 2.95x |
| BenchmarkNinEmbeddedStructUnionProtoMarshal | 93.24 | 245.26 | 2.63x |
| BenchmarkNinNestedStructUnionProtoMarshal | 57.49 | 160.06 | 2.78x |
| BenchmarkTreeProtoMarshal | 137.64 | 255.12 | 1.85x |
| BenchmarkOrBranchProtoMarshal | 137.80 | 216.10 | 1.57x |
| BenchmarkAndBranchProtoMarshal | 136.64 | 217.89 | 1.59x |
| BenchmarkLeafProtoMarshal | 214.48 | 341.53 | 1.59x |
| BenchmarkDeepTreeProtoMarshal | 95.85 | 173.03 | 1.81x |
| BenchmarkADeepBranchProtoMarshal | 82.73 | 150.78 | 1.82x |
| BenchmarkAndDeepBranchProtoMarshal | 96.72 | 153.98 | 1.59x |
| BenchmarkDeepLeafProtoMarshal | 117.34 | 213.41 | 1.82x |
| BenchmarkNidOptEnumProtoMarshal | 3.89 | 13.16 | 3.38x |
| BenchmarkNinOptEnumProtoMarshal | 1.82 | 6.30 | 3.46x |
| BenchmarkNidRepEnumProtoMarshal | 12.36 | 38.50 | 3.11x |
| BenchmarkNinRepEnumProtoMarshal | 12.08 | 37.53 | 3.11x |
| BenchmarkTimerProtoMarshal | 73.81 | 253.87 | 3.44x |
| BenchmarkMyExtendableProtoMarshal | 13.15 | 43.08 | 3.28x |
| BenchmarkOtherExtenableProtoMarshal | 24.28 | 81.09 | 3.34x |
| benchmark | old ns/op | new ns/op | delta |
| BenchmarkNidOptNativeProtoUnmarshal | 2521 | 1006 | -60.10% |
| BenchmarkNinOptNativeProtoUnmarshal | 2529 | 1750 | -30.80% |
| BenchmarkNidRepNativeProtoUnmarshal | 49067 | 35299 | -28.06% |
| BenchmarkNinRepNativeProtoUnmarshal | 47990 | 35456 | -26.12% |
| BenchmarkNidRepPackedNativeProtoUnmarshal | 26456 | 23950 | -9.47% |
| BenchmarkNinRepPackedNativeProtoUnmarshal | 26499 | 24037 | -9.29% |
| BenchmarkNidOptStructProtoUnmarshal | 6803 | 3873 | -43.07% |
| BenchmarkNinOptStructProtoUnmarshal | 6786 | 4154 | -38.79% |
| BenchmarkNidRepStructProtoUnmarshal | 56276 | 31970 | -43.19% |
| BenchmarkNinRepStructProtoUnmarshal | 48750 | 31832 | -34.70% |
| BenchmarkNidEmbeddedStructProtoUnmarshal | 4556 | 1973 | -56.69% |
| BenchmarkNinEmbeddedStructProtoUnmarshal | 4485 | 1975 | -55.96% |
| BenchmarkNidNestedStructProtoUnmarshal | 223395 | 135844 | -39.19% |
| BenchmarkNinNestedStructProtoUnmarshal | 226446 | 134022 | -40.82% |
| BenchmarkNidOptCustomProtoUnmarshal | 1859 | 300 | -83.86% |
| BenchmarkNinOptCustomProtoUnmarshal | 1486 | 402 | -72.95% |
| BenchmarkNidRepCustomProtoUnmarshal | 8229 | 1669 | -79.72% |
| BenchmarkNinRepCustomProtoUnmarshal | 8253 | 1649 | -80.02% |
| BenchmarkNinOptNativeUnionProtoUnmarshal | 840 | 307 | -63.45% |
| BenchmarkNinOptStructUnionProtoUnmarshal | 1395 | 639 | -54.19% |
| BenchmarkNinEmbeddedStructUnionProtoUnmarshal | 2297 | 1167 | -49.19% |
| BenchmarkNinNestedStructUnionProtoUnmarshal | 1820 | 889 | -51.15% |
| BenchmarkTreeProtoUnmarshal | 1521 | 720 | -52.66% |
| BenchmarkOrBranchProtoUnmarshal | 2669 | 1385 | -48.11% |
| BenchmarkAndBranchProtoUnmarshal | 2667 | 1420 | -46.76% |
| BenchmarkLeafProtoUnmarshal | 1171 | 584 | -50.13% |
| BenchmarkDeepTreeProtoUnmarshal | 2065 | 1081 | -47.65% |
| BenchmarkADeepBranchProtoUnmarshal | 2695 | 1178 | -56.29% |
| BenchmarkAndDeepBranchProtoUnmarshal | 4055 | 1918 | -52.70% |
| BenchmarkDeepLeafProtoUnmarshal | 1758 | 865 | -50.80% |
| BenchmarkNilProtoUnmarshal | 564 | 63 | -88.79% |
| BenchmarkNidOptEnumProtoUnmarshal | 762 | 73 | -90.34% |
| BenchmarkNinOptEnumProtoUnmarshal | 764 | 163 | -78.66% |
| BenchmarkNidRepEnumProtoUnmarshal | 1078 | 447 | -58.53% |
| BenchmarkNinRepEnumProtoUnmarshal | 1071 | 479 | -55.28% |
| BenchmarkTimerProtoUnmarshal | 1128 | 362 | -67.91% |
| BenchmarkMyExtendableProtoUnmarshal | 808 | 217 | -73.14% |
| BenchmarkOtherExtenableProtoUnmarshal | 1233 | 517 | -58.07% |
| benchmark | old MB/s | new MB/s | speedup |
| BenchmarkNidOptNativeProtoUnmarshal | 133.67 | 334.98 | 2.51x |
| BenchmarkNinOptNativeProtoUnmarshal | 119.77 | 173.08 | 1.45x |
| BenchmarkNidRepNativeProtoUnmarshal | 143.23 | 199.12 | 1.39x |
| BenchmarkNinRepNativeProtoUnmarshal | 146.07 | 198.16 | 1.36x |
| BenchmarkNidRepPackedNativeProtoUnmarshal | 127.80 | 141.04 | 1.10x |
| BenchmarkNinRepPackedNativeProtoUnmarshal | 127.55 | 140.78 | 1.10x |
| BenchmarkNidOptStructProtoUnmarshal | 185.79 | 326.31 | 1.76x |
| BenchmarkNinOptStructProtoUnmarshal | 167.68 | 273.66 | 1.63x |
| BenchmarkNidRepStructProtoUnmarshal | 147.88 | 260.39 | 1.76x |
| BenchmarkNinRepStructProtoUnmarshal | 171.20 | 261.97 | 1.53x |
| BenchmarkNidEmbeddedStructProtoUnmarshal | 142.86 | 329.42 | 2.31x |
| BenchmarkNinEmbeddedStructProtoUnmarshal | 137.33 | 311.83 | 2.27x |
| BenchmarkNidNestedStructProtoUnmarshal | 154.97 | 259.47 | 1.67x |
| BenchmarkNinNestedStructProtoUnmarshal | 154.32 | 258.42 | 1.67x |
| BenchmarkNidOptCustomProtoUnmarshal | 19.36 | 119.66 | 6.18x |
| BenchmarkNinOptCustomProtoUnmarshal | 21.52 | 79.50 | 3.69x |
| BenchmarkNidRepCustomProtoUnmarshal | 17.62 | 86.86 | 4.93x |
| BenchmarkNinRepCustomProtoUnmarshal | 17.57 | 87.92 | 5.00x |
| BenchmarkNinOptNativeUnionProtoUnmarshal | 38.07 | 104.12 | 2.73x |
| BenchmarkNinOptStructUnionProtoUnmarshal | 73.08 | 159.54 | 2.18x |
| BenchmarkNinEmbeddedStructUnionProtoUnmarshal | 94.00 | 185.92 | 1.98x |
| BenchmarkNinNestedStructUnionProtoUnmarshal | 65.35 | 133.75 | 2.05x |
| BenchmarkTreeProtoUnmarshal | 141.28 | 297.13 | 2.10x |
| BenchmarkOrBranchProtoUnmarshal | 162.56 | 313.96 | 1.93x |
| BenchmarkAndBranchProtoUnmarshal | 163.06 | 306.15 | 1.88x |
| BenchmarkLeafProtoUnmarshal | 176.72 | 354.19 | 2.00x |
| BenchmarkDeepTreeProtoUnmarshal | 107.50 | 205.30 | 1.91x |
| BenchmarkADeepBranchProtoUnmarshal | 83.48 | 190.88 | 2.29x |
| BenchmarkAndDeepBranchProtoUnmarshal | 110.97 | 234.60 | 2.11x |
| BenchmarkDeepLeafProtoUnmarshal | 123.40 | 250.73 | 2.03x |
| BenchmarkNidOptEnumProtoUnmarshal | 2.62 | 27.16 | 10.37x |
| BenchmarkNinOptEnumProtoUnmarshal | 1.31 | 6.11 | 4.66x |
| BenchmarkNidRepEnumProtoUnmarshal | 7.42 | 17.88 | 2.41x |
| BenchmarkNinRepEnumProtoUnmarshal | 7.47 | 16.69 | 2.23x |
| BenchmarkTimerProtoUnmarshal | 61.12 | 190.34 | 3.11x |
| BenchmarkMyExtendableProtoUnmarshal | 9.90 | 36.71 | 3.71x |
| BenchmarkOtherExtenableProtoUnmarshal | 21.90 | 52.13 | 2.38x |