打印堆栈使用的runtime package中的Stack()函数
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func Stack(buf []byte, all bool) int
Stack formats a stack trace of the calling goroutine into buf and returns the number of bytes written to buf. If all is true, Stack formats stack traces of all other goroutines into buf after the trace for the current goroutine.
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example
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package main
import (
"runtime"
"time"
"fmt"
)
func main() {
go power1()
for {
time.Sleep(time.Duration(1)*time.Minute)
}
}
func power1(){
var buf [1024]byte
fmt.Println("power1.....")
n := runtime.Stack(buf[:], true)
fmt.Println(string(buf[:]), n)
}
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输出结果：
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power1.....
goroutine 5 [running]:
main.power1()
/home/lanyang/src/t.go:29 +0xec
created by main.main
/home/lanyang/src/t.go:14 +0x3c
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goroutine 1 [sleep]:
time.Sleep(0xdf8475800)
/home/lanyang/src/t.go:59 +0x107
main.main()
/home/lanyang/src/t.go:17 +0x4f
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以上这篇go 代码的调试---打印调用堆栈的实例就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持服务器之家。
原文链接：http://www.cnblogs.com/lanyangsh/p/7750411.html