TODO
- https://github.com/webpack/docs/wiki/optimization
- webpack-optimization
- Webpack: Use a root instead of a module directory for client
- babel-react-optimize
- OPTIMIZING WEBPACK FOR FASTER REACT BUILDS
- 如何 10 倍提高你的 Webpack 构建效率
- Optimising build performance, initial: 40s, incremental: 6s
- build performance
- http://webpack.github.io/docs/build-performance.html
- http://qiita.com/pirosikick/items/c77db84dbed4c447a6fe#%E3%81%8A%E3%81%BE%E3%81%91cachedirectory
- http://www.slideshare.net/trueter/how-to-make-your-webpack-builds-10x-faster
- Webpack 性能优化 （一）
- resolve.root vs moduleDirectories
- http://webpack.github.io/docs/configuration.html#resolve-root
- http://webpack.github.io/docs/configuration.html#resolve-modulesdirectories
- webpack.cache
- babel-loader.cacheDirectory
- HappyPack.cache
- ./
- babel-loader
- default
- dist
- node_modules
- root-vs-modulesDirectories
- src
开发环境
| 配置 | 构建时间 | 重构时间 | sourceMap | 大小 |
|---|---|---|---|---|
| default | 13222ms，13828ms，13730ms | 441ms，418ms，409ms | no | 1.36MB |
| noParse | 12696ms，12245ms，12896ms | no | 1.26 MB | |
| root | 13938ms，13856ms，13675ms | no | 1.36 MB | |
| babel-cache | 3320ms，3275ms，3235ms | no | 1.36MB | |
| babel-include | 10477ms，9779ms，9838ms | no | 1.36MB | |
| babel-exclude | 9886ms，9851ms，9760ms | no | 1.36MB | |
| devtool-source-map | 16519ms，16531ms，16078ms | yes | 1.36MB + ??? | |
| devtool-hidden-source-map | 16227ms，16425ms，16121ms | yes | 1.36MB + ??? | |
| devtool-inline-source-map | 15943ms，16189ms，16291ms | yes | 3.73 MB | |
| devtool-eval-source-map | 16419ms，16228ms，16125ms | yes | 3.81 MB | |
| devtool-cheap-source-map | 13811ms，14726ms，14173ms | yes | 1.36MB + ??? | |
| devtool-eval | 13845ms，13681ms，13420ms | no | 1.44 MB | |
| DLLPlugin | 11239ms，10989ms，10760ms | no | 634kB + 724KB | |
| happypack | 9896ms，9760ms，10145ms | no | 634kB + 724KB | |
| cache | 13741ms，13646ms，14006ms | no | 1.36MB | |
| best-practice | 2007ms，2194ms，2020ms | 407ms，344ms，148ms | yes | 1.68 MB + 724KB |
生产环境
| 配置 | 时间 | 大小 |
|---|---|---|
| default | 13222ms，13828ms，13730ms | 1.36MB |
| root | 13344ms，13203ms，13508ms | 1.36 MB |
| babel-cache | 3049ms，3072ms，3092ms | 1.36MB |
| babel-include | 9857ms，9945ms，10051ms | 1.36MB |
| babel-exclude | 9716ms，10017ms，10017ms | 1.36MB |
| UglifyJsPlugin | 22701ms，21299ms，21852ms | 486KB |
| OccurrenceOrderPlugin | 13864ms，13524ms，13573ms | 1.36MB |
| DedupePlugin | 13903ms，13531ms，13641ms | 1.36MB |
| DLLPlugin | 969ms，10406ms，10549ms | 634kB + 724KB |
| happypack | 10297ms，10776ms，9919ms | 1.36 MB |
| cache | 13197ms，13510ms，13732ms | 1.36 MB |
| best-practice | 5836ms，5753ms，5494ms | 267 kB + 724KB |