feat(Go-StudyExample):2020/12/15: 新增通过gopsutil包读取服务器信息的方法

2020-12-15 14:08:58 +08:00
parent 1361db0274
commit fd73da44a2
5 changed files with 88 additions and 19 deletions
@@ -0,0 +1,78 @@
+/*
+ *  @Author : huangzj
+ *  @Time : 2020/12/15 11:28
+ *  @Description：
+ */
+
+package cupMessage
+
+import (
+	"fmt"
+	"runtime"
+	"testing"
+	"time"
+
+	"github.com/shirou/gopsutil/cpu"
+	"github.com/shirou/gopsutil/disk"
+	"github.com/shirou/gopsutil/load"
+	"github.com/shirou/gopsutil/mem"
+)
+
+func TestGetCpuMessage(t *testing.T) {
+	DiskCheck()
+	OSCheck()
+	CPUCheck()
+	RAMCheck()
+}
+
+const (
+	B  = 1
+	KB = 1024 * B
+	MB = 1024 * KB
+	GB = 1024 * MB
+)
+
+//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)
+}