获取服务器配置

获取服务器相关的信息

package main

import (
    "fmt"
    "runtime"
    "time"

    "github.com/shirou/gopsutil/cpu"
    "github.com/shirou/gopsutil/disk"
    "github.com/shirou/gopsutil/load"
    "github.com/shirou/gopsutil/mem"
)

const (
    B  = 1
    KB = 1024 * B
    MB = 1024 * KB
    GB = 1024 * MB
)

func main() {
    DiskCheck()
    OSCheck()
    CPUCheck()
    RAMCheck()
}

//服务器硬盘使用量
func DiskCheck() {
    u, _ := disk.Usage("/")
    usedMB := int(u.Used) / MB
    usedGB := int(u.Used) / GB
    totalMB := int(u.Total) / MB
    totalGB := int(u.Total) / GB
    usedPercent := int(u.UsedPercent)
    fmt.Printf("Free space: %dMB (%dGB) / %dMB (%dGB) | Used: %d%%\n", usedMB, usedGB, totalMB, totalGB, usedPercent)
}

//OS
func OSCheck() {
    fmt.Printf("goOs:%s,compiler:%s,numCpu:%d,version:%s,numGoroutine:%d\n", runtime.GOOS, runtime.Compiler, runtime.NumCPU(), runtime.Version(), runtime.NumGoroutine())
}

//CPU 使用量
func CPUCheck() {
    cores, _ := cpu.Counts(false)

    cpus, err := cpu.Percent(time.Duration(200)*time.Millisecond, true)
    if err == nil {
        for i, c := range cpus {
            fmt.Printf("cpu%d : %f%%\n", i, c)
        }
    }
    a, _ := load.Avg()
    l1 := a.Load1
    l5 := a.Load5
    l15 := a.Load15
    fmt.Println(l1)
    fmt.Println(l5)
    fmt.Println(l15)
    fmt.Println(cores)
}

//内存使用量
func RAMCheck() {
    u, _ := mem.VirtualMemory()
    usedMB := int(u.Used) / MB
    totalMB := int(u.Total) / MB
    usedPercent := int(u.UsedPercent)
    fmt.Printf("usedMB:%d,totalMB:%d,usedPercent:%d", usedMB, totalMB, usedPercent)
}