Increased performance analysis capabilities.

Author: shengyanli1982

bench_test.go

@@ -3,9 +3,19 @@ package struc
 import (
 	"bytes"
 	"encoding/binary"
+	"net/http"
+	_ "net/http/pprof"
 	"testing"
 )
 
+func init() {
+	// 启动 pprof http 服务
+	go func() {
+		println("Starting pprof server on :6060")
+		println(http.ListenAndServe("localhost:6060", nil))
+	}()
+}
+
 type BenchExample struct {
 	Test    [5]byte
 	A       int32

pprof/bench_pprof.sh

@@ -0,0 +1,32 @@
+
+# 运行解码基准测试
+go test -bench=Decode -benchmem -cpuprofile=cpu_decode.prof -memprofile=mem_decode.prof -trace=trace_decode.out
+
+# 运行编码基准测试
+go test -bench=Encode -benchmem -cpuprofile=cpu_encode.prof -memprofile=mem_encode.prof -trace=trace_encode.out
+
+# 查看基准测试结果
+go tool pprof -http=:8080 cpu_decode.prof
+go tool pprof -http=:8080 mem_decode.prof
+go tool trace trace_decode.out
+
+go tool pprof -http=:8080 cpu_encode.prof
+go tool pprof -http=:8080 mem_encode.prof
+go tool trace trace_encode.out
+
+# 转换为svg
+go tool pprof -svg cpu_decode.prof > cpu_decode.svg
+go tool pprof -svg mem_decode.prof > mem_decode.svg
+go tool pprof -svg cpu_encode.prof > cpu_encode.svg
+go tool pprof -svg mem_encode.prof > mem_encode.svg
+
+
+# 查看trace
+go tool trace trace_decode.out
+go tool trace trace_encode.out
+
+# 查看 text
+go tool pprof -text cpu_decode.prof
+go tool pprof -text mem_decode.prof
+go tool pprof -text cpu_encode.prof
+go tool pprof -text mem_encode.prof