56 lines
894 B
Go
56 lines
894 B
Go
package main
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import (
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"flag"
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"log"
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"os"
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"runtime"
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"runtime/pprof"
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"github.com/vektah/goparsify/json"
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)
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var cpuprofile = flag.String("cpuprofile", "", "write cpu profile to file")
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var memprofile = flag.String("memprofile", "", "write memory profile to this file")
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func main() {
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flag.Parse()
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if *cpuprofile != "" {
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f, err := os.Create(*cpuprofile)
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if err != nil {
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log.Fatal(err)
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}
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pprof.StartCPUProfile(f)
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defer func() {
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pprof.StopCPUProfile()
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err := f.Close()
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if err != nil {
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panic(err)
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}
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}()
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}
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if *memprofile != "" {
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runtime.MemProfileRate = 1
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}
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for i := 0; i < 10000; i++ {
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_, err := json.Unmarshal(`{"true":true, "false":false, "null": null}`)
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if err != nil {
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panic(err)
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}
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}
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if *memprofile != "" {
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f, err := os.Create(*memprofile)
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if err != nil {
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log.Fatal(err)
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}
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pprof.WriteHeapProfile(f)
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f.Close()
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return
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}
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}
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