chore: 删除test
This commit is contained in:
wuko233
parent
2d253e9766
commit
3df42cb631
16
test/go.mod
16
test/go.mod
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@ -1,16 +0,0 @@
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module test
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go 1.24.3
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require github.com/shirou/gopsutil/v4 v4.25.12
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require (
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github.com/ebitengine/purego v0.9.1 // indirect
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github.com/go-ole/go-ole v1.2.6 // indirect
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github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
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github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
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github.com/tklauser/go-sysconf v0.3.16 // indirect
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github.com/tklauser/numcpus v0.11.0 // indirect
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github.com/yusufpapurcu/wmi v1.2.4 // indirect
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golang.org/x/sys v0.38.0 // indirect
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)
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32
test/go.sum
32
test/go.sum
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@ -1,32 +0,0 @@
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/ebitengine/purego v0.9.1 h1:a/k2f2HQU3Pi399RPW1MOaZyhKJL9w/xFpKAg4q1s0A=
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github.com/ebitengine/purego v0.9.1/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
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github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
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github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
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github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
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github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
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github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 h1:6E+4a0GO5zZEnZ81pIr0yLvtUWk2if982qA3F3QD6H4=
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github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0/go.mod h1:zJYVVT2jmtg6P3p1VtQj7WsuWi/y4VnjVBn7F8KPB3I=
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 h1:o4JXh1EVt9k/+g42oCprj/FisM4qX9L3sZB3upGN2ZU=
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github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
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github.com/shirou/gopsutil/v4 v4.25.12 h1:e7PvW/0RmJ8p8vPGJH4jvNkOyLmbkXgXW4m6ZPic6CY=
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github.com/shirou/gopsutil/v4 v4.25.12/go.mod h1:EivAfP5x2EhLp2ovdpKSozecVXn1TmuG7SMzs/Wh4PU=
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github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
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github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
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github.com/tklauser/go-sysconf v0.3.16 h1:frioLaCQSsF5Cy1jgRBrzr6t502KIIwQ0MArYICU0nA=
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github.com/tklauser/go-sysconf v0.3.16/go.mod h1:/qNL9xxDhc7tx3HSRsLWNnuzbVfh3e7gh/BmM179nYI=
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github.com/tklauser/numcpus v0.11.0 h1:nSTwhKH5e1dMNsCdVBukSZrURJRoHbSEQjdEbY+9RXw=
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github.com/tklauser/numcpus v0.11.0/go.mod h1:z+LwcLq54uWZTX0u/bGobaV34u6V7KNlTZejzM6/3MQ=
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github.com/yusufpapurcu/wmi v1.2.4 h1:zFUKzehAFReQwLys1b/iSMl+JQGSCSjtVqQn9bBrPo0=
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github.com/yusufpapurcu/wmi v1.2.4/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
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golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20201204225414-ed752295db88/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.38.0 h1:3yZWxaJjBmCWXqhN1qh02AkOnCQ1poK6oF+a7xWL6Gc=
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golang.org/x/sys v0.38.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
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golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
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gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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426
test/main.go
426
test/main.go
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@ -1,426 +0,0 @@
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package main
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import (
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"fmt"
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"runtime"
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"time"
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"github.com/shirou/gopsutil/v4/cpu"
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"github.com/shirou/gopsutil/v4/disk"
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"github.com/shirou/gopsutil/v4/host"
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"github.com/shirou/gopsutil/v4/load" // 添加 load 包导入
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"github.com/shirou/gopsutil/v4/mem"
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"github.com/shirou/gopsutil/v4/net"
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"github.com/shirou/gopsutil/v4/process"
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)
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func main() {
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fmt.Println("================ 服务器监控系统 ================")
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// 1. 获取系统信息
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getHostInfo()
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// 2. 获取CPU信息
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getCPUInfo()
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// 3. 获取内存信息
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getMemoryInfo()
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// 4. 获取磁盘信息
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getDiskInfo()
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// 5. 获取网络信息
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getNetworkInfo()
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// 6. 获取负载信息（Linux特有）
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getLoadInfo()
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// 7. 获取进程信息
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getProcessInfo(3)
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// 8. 显示运行时信息
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getRuntimeInfo()
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fmt.Println("\n================ 实时监控示例 ================")
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// 9. 快速收集一次指标（不等待10秒）
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getQuickMetrics()
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}
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// 获取主机信息
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func getHostInfo() {
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fmt.Println("\n=== 主机信息 ===")
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hostInfo, err := host.Info()
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if err != nil {
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fmt.Printf("获取主机信息失败: %v\n", err)
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return
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}
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fmt.Printf("主机名: %s\n", hostInfo.Hostname)
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fmt.Printf("操作系统: %s\n", hostInfo.OS)
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fmt.Printf("平台: %s\n", hostInfo.Platform)
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fmt.Printf("平台版本: %s\n", hostInfo.PlatformVersion)
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fmt.Printf("内核版本: %s\n", hostInfo.KernelVersion)
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// 格式化启动时间
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bootTime := time.Unix(int64(hostInfo.BootTime), 0)
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uptime := time.Since(bootTime)
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hours := int(uptime.Hours())
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minutes := int(uptime.Minutes()) % 60
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fmt.Printf("系统启动时间: %s\n", bootTime.Format("2006-01-02 15:04:05"))
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fmt.Printf("系统已运行: %d小时%d分钟\n", hours, minutes)
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fmt.Printf("CPU数量: %d\n", hostInfo.Procs)
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fmt.Printf("系统架构: %s\n", hostInfo.KernelArch)
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fmt.Printf("主机ID: %s\n", hostInfo.HostID)
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}
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// 获取CPU信息
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func getCPUInfo() {
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fmt.Println("\n=== CPU信息 ===")
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// 获取CPU核心数
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physicalCount, _ := cpu.Counts(false)
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logicalCount, _ := cpu.Counts(true)
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fmt.Printf("物理CPU核心数: %d\n", physicalCount)
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fmt.Printf("逻辑CPU核心数: %d\n", logicalCount)
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// 获取CPU使用率（采样200毫秒，减少等待时间）
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percent, err := cpu.Percent(200*time.Millisecond, false)
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if err != nil {
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fmt.Printf("获取CPU使用率失败: %v\n", err)
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} else if len(percent) > 0 {
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fmt.Printf("CPU总使用率: %.2f%%\n", percent[0])
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}
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// 每个核心的使用率（可选）
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perCorePercent, err := cpu.Percent(200*time.Millisecond, true)
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if err == nil && len(perCorePercent) > 0 {
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fmt.Printf("各核心使用率: ")
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for i, p := range perCorePercent {
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if i > 0 {
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fmt.Printf(", ")
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}
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fmt.Printf("CPU%d:%.1f%%", i, p)
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}
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fmt.Println()
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}
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// 获取CPU详细信息
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cpuInfo, err := cpu.Info()
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if err == nil && len(cpuInfo) > 0 {
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cpu := cpuInfo[0] // 第一个CPU的信息
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fmt.Printf("CPU型号: %s\n", cpu.ModelName)
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fmt.Printf("CPU频率: %.2f GHz\n", cpu.Mhz/1000)
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if cpu.CacheSize > 0 {
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fmt.Printf("缓存大小: %d KB\n", cpu.CacheSize)
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}
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fmt.Printf("每个CPU的核心数: %d\n", cpu.Cores)
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fmt.Printf("逻辑核心数: %d\n", int(cpu.Cores)*len(cpuInfo))
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}
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}
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// 获取内存信息
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func getMemoryInfo() {
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fmt.Println("\n=== 内存信息 ===")
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vMem, err := mem.VirtualMemory()
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if err != nil {
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fmt.Printf("获取内存信息失败: %v\n", err)
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return
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}
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// 格式化内存大小
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totalGB := float64(vMem.Total) / (1024 * 1024 * 1024)
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availableGB := float64(vMem.Available) / (1024 * 1024 * 1024)
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usedGB := float64(vMem.Used) / (1024 * 1024 * 1024)
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fmt.Printf("总内存: %.2f GB\n", totalGB)
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fmt.Printf("可用内存: %.2f GB (%.1f%%)\n", availableGB, (float64(vMem.Available)/float64(vMem.Total))*100)
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fmt.Printf("已用内存: %.2f GB (%.1f%%)\n", usedGB, vMem.UsedPercent)
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fmt.Printf("空闲内存: %.2f GB\n", float64(vMem.Free)/(1024*1024*1024))
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if vMem.Cached > 0 {
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fmt.Printf("缓存内存: %.2f GB\n", float64(vMem.Cached)/(1024*1024*1024))
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}
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if vMem.Buffers > 0 {
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fmt.Printf("缓冲区内存: %.2f GB\n", float64(vMem.Buffers)/(1024*1024*1024))
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}
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// 交换空间
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swap, err := mem.SwapMemory()
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if err == nil && swap.Total > 0 {
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fmt.Printf("\n交换空间: %.2f GB\n", float64(swap.Total)/(1024*1024*1024))
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fmt.Printf("交换空间使用率: %.2f%%\n", swap.UsedPercent)
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}
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}
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// 获取磁盘信息
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func getDiskInfo() {
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fmt.Println("\n=== 磁盘信息 ===")
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partitions, err := disk.Partitions(false)
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if err != nil {
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fmt.Printf("获取磁盘分区失败: %v\n", err)
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return
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}
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fmt.Printf("发现 %d 个分区:\n", len(partitions))
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for i, partition := range partitions {
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// 过滤掉特殊文件系统
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if partition.Fstype == "" ||
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partition.Fstype == "tmpfs" ||
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partition.Fstype == "devtmpfs" ||
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partition.Fstype == "squashfs" {
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continue
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}
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usage, err := disk.Usage(partition.Mountpoint)
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if err != nil {
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continue
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}
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usedGB := float64(usage.Used) / (1024 * 1024 * 1024)
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totalGB := float64(usage.Total) / (1024 * 1024 * 1024)
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freeGB := float64(usage.Free) / (1024 * 1024 * 1024)
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fmt.Printf("%d. %s\n", i+1, partition.Mountpoint)
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fmt.Printf(" 设备: %s\n", partition.Device)
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fmt.Printf(" 文件系统: %s\n", partition.Fstype)
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fmt.Printf(" 总容量: %.2f GB\n", totalGB)
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fmt.Printf(" 已用空间: %.2f GB\n", usedGB)
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fmt.Printf(" 可用空间: %.2f GB\n", freeGB)
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fmt.Printf(" 使用率: %.2f%%\n", usage.UsedPercent)
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// 使用进度条显示使用率
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printUsageBar(usage.UsedPercent)
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if usage.InodesUsedPercent > 0 {
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fmt.Printf(" Inode使用率: %.2f%%\n", usage.InodesUsedPercent)
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}
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fmt.Println()
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}
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}
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// 打印使用率进度条
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func printUsageBar(percent float64) {
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barLength := 20
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usedBars := int(percent * float64(barLength) / 100)
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if usedBars > barLength {
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usedBars = barLength
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}
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bar := "["
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for i := 0; i < barLength; i++ {
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if i < usedBars {
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bar += "="
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} else {
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bar += " "
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}
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}
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bar += "]"
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fmt.Printf(" 使用情况: %s\n", bar)
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}
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// 获取网络信息
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func getNetworkInfo() {
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fmt.Println("\n=== 网络信息 ===")
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// 获取网络接口
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interfaces, err := net.Interfaces()
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if err != nil {
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fmt.Printf("获取网络接口失败: %v\n", err)
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return
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}
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activeInterfaces := 0
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for _, iface := range interfaces {
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if len(iface.Addrs) > 0 && iface.Name != "lo" { // 排除回环接口
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activeInterfaces++
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fmt.Printf("接口 %d: %s\n", activeInterfaces, iface.Name)
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if iface.HardwareAddr != "" {
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fmt.Printf(" 硬件地址: %s\n", iface.HardwareAddr)
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}
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if len(iface.Addrs) > 0 {
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fmt.Printf(" IP地址: ")
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for j, addr := range iface.Addrs {
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if j > 0 {
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fmt.Printf(", ")
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}
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fmt.Printf("%s", addr.Addr)
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}
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fmt.Println()
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}
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}
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}
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// 获取网络IO统计
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ioCounters, err := net.IOCounters(true) // true 表示按接口分别统计
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if err == nil {
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var totalRecv, totalSent uint64
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for _, io := range ioCounters {
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totalRecv += io.BytesRecv
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totalSent += io.BytesSent
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}
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fmt.Printf("\n网络流量统计:\n")
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fmt.Printf(" 总接收: %.2f MB\n", float64(totalRecv)/(1024*1024))
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fmt.Printf(" 总发送: %.2f MB\n", float64(totalSent)/(1024*1024))
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}
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// 获取TCP连接数
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tcpConns, err := net.Connections("tcp")
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if err == nil {
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established := 0
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for _, conn := range tcpConns {
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if conn.Status == "ESTABLISHED" {
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established++
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}
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}
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fmt.Printf(" TCP连接数: %d (已建立: %d)\n", len(tcpConns), established)
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}
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}
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// 获取负载信息（Linux特有）
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func getLoadInfo() {
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fmt.Println("\n=== 系统负载 ===")
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avg, err := load.Avg()
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if err != nil {
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fmt.Printf("获取系统负载失败: %v\n", err)
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return
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}
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logicalCount, _ := cpu.Counts(true)
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|
||||
fmt.Printf("1分钟负载: %.2f\n", avg.Load1)
|
||||
fmt.Printf("5分钟负载: %.2f\n", avg.Load5)
|
||||
fmt.Printf("15分钟负载: %.2f\n", avg.Load15)
|
||||
|
||||
// 负载除以CPU核心数得到相对负载
|
||||
if logicalCount > 0 {
|
||||
relativeLoad1 := avg.Load1 / float64(logicalCount)
|
||||
relativeLoad5 := avg.Load5 / float64(logicalCount)
|
||||
relativeLoad15 := avg.Load15 / float64(logicalCount)
|
||||
|
||||
fmt.Printf("相对1分钟负载(每核心): %.2f\n", relativeLoad1)
|
||||
fmt.Printf("相对5分钟负载(每核心): %.2f\n", relativeLoad5)
|
||||
fmt.Printf("相对15分钟负载(每核心): %.2f\n", relativeLoad15)
|
||||
|
||||
// 负载状态评估
|
||||
fmt.Printf("负载状态: ")
|
||||
if relativeLoad1 < 0.7 {
|
||||
fmt.Println("轻松")
|
||||
} else if relativeLoad1 < 1.5 {
|
||||
fmt.Println("正常")
|
||||
} else if relativeLoad1 < 3.0 {
|
||||
fmt.Println("较高")
|
||||
} else {
|
||||
fmt.Println("过高")
|
||||
}
|
||||
}
|
||||
|
||||
// 获取运行队列中的任务数
|
||||
misc, err := load.Misc()
|
||||
if err == nil {
|
||||
fmt.Printf("运行中进程数: %d\n", misc.ProcsRunning)
|
||||
fmt.Printf("总进程数: %d\n", misc.ProcsTotal)
|
||||
}
|
||||
}
|
||||
|
||||
// 获取进程信息
|
||||
func getProcessInfo(limit int) {
|
||||
fmt.Printf("\n=== 进程信息（前%d个） ===\n", limit)
|
||||
|
||||
processes, err := process.Processes()
|
||||
if err != nil {
|
||||
fmt.Printf("获取进程列表失败: %v\n", err)
|
||||
return
|
||||
}
|
||||
|
||||
fmt.Printf("总进程数: %d\n", len(processes))
|
||||
|
||||
if limit > len(processes) {
|
||||
limit = len(processes)
|
||||
}
|
||||
|
||||
count := 0
|
||||
for _, p := range processes {
|
||||
if count >= limit {
|
||||
break
|
||||
}
|
||||
|
||||
name, err := p.Name()
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
|
||||
// 只显示有意义（非空）的进程
|
||||
if name == "" || name == " " {
|
||||
continue
|
||||
}
|
||||
|
||||
cmdline, _ := p.Cmdline()
|
||||
memInfo, _ := p.MemoryInfo()
|
||||
cpuPercent, _ := p.CPUPercent()
|
||||
|
||||
count++
|
||||
fmt.Printf("\n%d. PID: %d\n", count, p.Pid)
|
||||
fmt.Printf(" 名称: %s\n", name)
|
||||
|
||||
if cmdline != "" && len(cmdline) < 100 { // 限制命令行长度
|
||||
fmt.Printf(" 命令: %s\n", cmdline)
|
||||
}
|
||||
|
||||
if memInfo != nil {
|
||||
fmt.Printf(" 内存: %.2f MB\n", float64(memInfo.RSS)/(1024*1024))
|
||||
}
|
||||
|
||||
if cpuPercent > 0 {
|
||||
fmt.Printf(" CPU: %.2f%%\n", cpuPercent)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// 获取运行时信息
|
||||
func getRuntimeInfo() {
|
||||
fmt.Println("\n=== Go运行时信息 ===")
|
||||
fmt.Printf("Go版本: %s\n", runtime.Version())
|
||||
fmt.Printf("操作系统: %s\n", runtime.GOOS)
|
||||
fmt.Printf("CPU架构: %s\n", runtime.GOARCH)
|
||||
fmt.Printf("GOROOT: %s\n", runtime.GOROOT())
|
||||
fmt.Printf("GOMAXPROCS: %d\n", runtime.GOMAXPROCS(0))
|
||||
fmt.Printf("CPU核心数: %d\n", runtime.NumCPU())
|
||||
fmt.Printf("Goroutine数: %d\n", runtime.NumGoroutine())
|
||||
}
|
||||
|
||||
// 快速收集一次指标
|
||||
func getQuickMetrics() {
|
||||
fmt.Println("正在收集系统指标...")
|
||||
|
||||
// 1. CPU使用率
|
||||
cpuPercent, _ := cpu.Percent(100*time.Millisecond, false)
|
||||
|
||||
// 2. 内存使用率
|
||||
memInfo, _ := mem.VirtualMemory()
|
||||
|
||||
// 3. 磁盘使用率（只检查根分区）
|
||||
rootUsage, _ := disk.Usage("/")
|
||||
|
||||
currentTime := time.Now().Format("15:04:05")
|
||||
|
||||
fmt.Printf("时间: %s\n", currentTime)
|
||||
if len(cpuPercent) > 0 {
|
||||
fmt.Printf("CPU使用率: %.2f%%\n", cpuPercent[0])
|
||||
}
|
||||
if memInfo != nil {
|
||||
fmt.Printf("内存使用率: %.2f%%\n", memInfo.UsedPercent)
|
||||
fmt.Printf("可用内存: %.2f GB\n", float64(memInfo.Available)/(1024*1024*1024))
|
||||
}
|
||||
if rootUsage != nil {
|
||||
fmt.Printf("根分区使用率: %.2f%%\n", rootUsage.UsedPercent)
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user