[TOC] > [github](https://github.com/valyala/fasthttp) ## 概述 安装 ``` go get -u github.com/valyala/fasthttp ``` ## demo ### 服务端 ``` type MyHandler struct { foobar string } // request handler in net/http style, i.e. method bound to MyHandler struct. func (h *MyHandler) HandleFastHTTP(ctx *fasthttp.RequestCtx) { // notice that we may access MyHandler properties here - see h.foobar. fmt.Fprintf(ctx, "Hello, world! Requested path is %q. Foobar is %q", ctx.Path(), h.foobar) } // request handler in fasthttp style, i.e. just plain function. func fastHTTPHandler(ctx *fasthttp.RequestCtx) { fmt.Fprintf(ctx, "Hi there! RequestURI is %q", ctx.RequestURI()) } // pass bound struct method to fasthttp myHandler := &MyHandler{ foobar: "foobar", } fasthttp.ListenAndServe(":8080", myHandler.HandleFastHTTP) // pass plain function to fasthttp fasthttp.ListenAndServe(":8081", fastHTTPHandler) ``` ## 性能测试 ### HTTP server performance net/http server: ``` $ GOMAXPROCS=1 go test -bench=NetHTTPServerGet -benchmem -benchtime=10s BenchmarkNetHTTPServerGet1ReqPerConn 1000000 12052 ns/op 2297 B/op 29 allocs/op BenchmarkNetHTTPServerGet2ReqPerConn 1000000 12278 ns/op 2327 B/op 24 allocs/op BenchmarkNetHTTPServerGet10ReqPerConn 2000000 8903 ns/op 2112 B/op 19 allocs/op BenchmarkNetHTTPServerGet10KReqPerConn 2000000 8451 ns/op 2058 B/op 18 allocs/op BenchmarkNetHTTPServerGet1ReqPerConn10KClients 500000 26733 ns/op 3229 B/op 29 allocs/op BenchmarkNetHTTPServerGet2ReqPerConn10KClients 1000000 23351 ns/op 3211 B/op 24 allocs/op BenchmarkNetHTTPServerGet10ReqPerConn10KClients 1000000 13390 ns/op 2483 B/op 19 allocs/op BenchmarkNetHTTPServerGet100ReqPerConn10KClients 1000000 13484 ns/op 2171 B/op 18 allocs/op ``` fasthttp server: ``` $ GOMAXPROCS=1 go test -bench=kServerGet -benchmem -benchtime=10s BenchmarkServerGet1ReqPerConn 10000000 1559 ns/op 0 B/op 0 allocs/op BenchmarkServerGet2ReqPerConn 10000000 1248 ns/op 0 B/op 0 allocs/op BenchmarkServerGet10ReqPerConn 20000000 797 ns/op 0 B/op 0 allocs/op BenchmarkServerGet10KReqPerConn 20000000 716 ns/op 0 B/op 0 allocs/op BenchmarkServerGet1ReqPerConn10KClients 10000000 1974 ns/op 0 B/op 0 allocs/op BenchmarkServerGet2ReqPerConn10KClients 10000000 1352 ns/op 0 B/op 0 allocs/op BenchmarkServerGet10ReqPerConn10KClients 20000000 789 ns/op 2 B/op 0 allocs/op BenchmarkServerGet100ReqPerConn10KClients 20000000 604 ns/op 0 B/op 0 allocs/op ``` ### HTTP client net/http client: ``` $ GOMAXPROCS=1 go test -bench='HTTPClient(Do|GetEndToEnd)' -benchmem -benchtime=10s BenchmarkNetHTTPClientDoFastServer 1000000 12567 ns/op 2616 B/op 35 allocs/op BenchmarkNetHTTPClientGetEndToEnd1TCP 200000 67030 ns/op 5028 B/op 56 allocs/op BenchmarkNetHTTPClientGetEndToEnd10TCP 300000 51098 ns/op 5031 B/op 56 allocs/op BenchmarkNetHTTPClientGetEndToEnd100TCP 300000 45096 ns/op 5026 B/op 55 allocs/op BenchmarkNetHTTPClientGetEndToEnd1Inmemory 500000 24779 ns/op 5035 B/op 57 allocs/op BenchmarkNetHTTPClientGetEndToEnd10Inmemory 1000000 26425 ns/op 5035 B/op 57 allocs/op BenchmarkNetHTTPClientGetEndToEnd100Inmemory 500000 28515 ns/op 5045 B/op 57 allocs/op BenchmarkNetHTTPClientGetEndToEnd1000Inmemory 500000 39511 ns/op 5096 B/op 56 allocs/op ``` fasthttp client: ``` $ GOMAXPROCS=1 go test -bench='kClient(Do|GetEndToEnd)' -benchmem -benchtime=10s BenchmarkClientDoFastServer 20000000 865 ns/op 0 B/op 0 allocs/op BenchmarkClientGetEndToEnd1TCP 1000000 18711 ns/op 0 B/op 0 allocs/op BenchmarkClientGetEndToEnd10TCP 1000000 14664 ns/op 0 B/op 0 allocs/op BenchmarkClientGetEndToEnd100TCP 1000000 14043 ns/op 1 B/op 0 allocs/op BenchmarkClientGetEndToEnd1Inmemory 5000000 3965 ns/op 0 B/op 0 allocs/op BenchmarkClientGetEndToEnd10Inmemory 3000000 4060 ns/op 0 B/op 0 allocs/op BenchmarkClientGetEndToEnd100Inmemory 5000000 3396 ns/op 0 B/op 0 allocs/op BenchmarkClientGetEndToEnd1000Inmemory 5000000 3306 ns/op 2 B/op ```