go stack_windows 源码
golang stack_windows 代码
文件路径：/src/runtime/testdata/testprogcgo/stack_windows.go
// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import "C"
import (
"internal/syscall/windows"
"runtime"
"sync"
"syscall"
"unsafe"
)
func init() {
register("StackMemory", StackMemory)
}
func getPagefileUsage() (uintptr, error) {
p, err := syscall.GetCurrentProcess()
if err != nil {
return 0, err
}
var m windows.PROCESS_MEMORY_COUNTERS
err = windows.GetProcessMemoryInfo(p, &m, uint32(unsafe.Sizeof(m)))
if err != nil {
return 0, err
}
return m.PagefileUsage, nil
}
func StackMemory() {
mem1, err := getPagefileUsage()
if err != nil {
panic(err)
}
const threadCount = 100
var wg sync.WaitGroup
for i := 0; i < threadCount; i++ {
wg.Add(1)
go func() {
runtime.LockOSThread()
wg.Done()
select {}
}()
}
wg.Wait()
mem2, err := getPagefileUsage()
if err != nil {
panic(err)
}
print((mem2 - mem1) / threadCount)
}
相关信息
相关文章
0
赞
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
8、 golang
-
9、 openharmony
-
10、 Vue中input框自动聚焦