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How to use readCPUInfo method of host Package

Best Syzkaller code snippet using host.readCPUInfo

node.go

Source:node.go

...14)15var bucketAliases = []string{"nodes", "n"}16type Bucket struct{}17func (n Bucket) Run() (bucket.Results, error) {18	cpuinfo, err := readCPUInfo()19	if err != nil {20		return bucket.Results{}, err21	}22	meminfo, err := readMemInfo()23	if err != nil {24		return bucket.Results{}, err25	}26	kernelInfo, err := readKernelVersion()27	if err != nil {28		return bucket.Results{}, err29	}30	res := bucket.NewResults(bucketName)31	res.SetHeaders([]string{"cpuModel", "cpuCores", "memTotal", "memUsed", "kernelVersion", "kernelDetails"})32	res.AddContent([]interface{}{33		cpuinfo[0]["model name"],34		cpuinfo[0]["cpu cores"],35		toHuman(meminfo.Total),36		// for the following line, see `man free` for more explanation37		toHuman(meminfo.Total - meminfo.Free - meminfo.Buffer - meminfo.Cached - meminfo.SReclaimable),38		kernelInfo.Version,39		kernelInfo.Details,40	})41	return *res, nil42}43func Register(b *bucket.Buckets) {44	b.Register(bucket.Bucket{45		Name:        bucketName,46		Description: bucketDescription,47		Aliases:     bucketAliases,48		Factory: func(config bucket.Config) (bucket.Interface, error) {49			return NewNodeBucket(config)50		},51		SideEffects:   false,52		RequireClient: false,53	})54}55func NewNodeBucket(config bucket.Config) (*Bucket, error) {56	return &Bucket{}, nil57}58type KernelVersion struct {59	Version string60	Details string61}62func readKernelVersion() (*KernelVersion, error) {63	// this file is a oneliner64	version, err := os.ReadFile("/proc/version")65	if err != nil {66		return nil, err67	}68	kernelVersion := &KernelVersion{}69	sVersion := strings.SplitN(string(version), " ", 4)70	if len(sVersion) < 4 {71		return nil, errors.New("error in /proc/version format, missing entries")72	}73	kernelVersion.Version = sVersion[2]74	kernelVersion.Details = strings.TrimSpace(sVersion[3])75	return kernelVersion, nil76}77// toHuman converts a value in kB from a uint64 to the most appropriate value78// the rounding is false but we don't really care79func toHuman(i uint64) string {80	units := []string{"Ki", "Mi", "Gi", "Ti", "Pi", "Ei"}81	f := float64(i)82	division := 083	for ; f > 1024 && division < 5; division++ {84		f /= 102485	}86	if f > 10 {87		return fmt.Sprintf("%.0f", f) + units[division]88	}89	return fmt.Sprintf("%.1f", f) + units[division]90}91type Meminfo struct {92	Total        uint6493	Free         uint6494	Available    uint6495	Buffer       uint6496	Cached       uint6497	SReclaimable uint6498}99func readMemInfo() (*Meminfo, error) {100	file, err := os.Open("/proc/meminfo")101	if err != nil {102		return nil, err103	}104	defer file.Close()105	scanner := bufio.NewScanner(file)106	meminfo := &Meminfo{}107	for scanner.Scan() {108		line := strings.Split(scanner.Text(), ":")109		if len(line) < 2 {110			return nil, errors.New("error in /proc/meminfo format, missing colons")111		}112		value, err := strconv.ParseUint(strings.TrimSpace(strings.TrimSuffix(line[1], " kB")), 10, 64)113		if err != nil {114			return nil, err115		}116		switch strings.TrimSpace(line[0]) {117		case "MemTotal":118			meminfo.Total = value119		case "MemFree":120			meminfo.Free = value121		case "MemAvailable":122			meminfo.Available = value123		case "Buffer":124			meminfo.Buffer = value125		case "Cached":126			meminfo.Cached = value127		case "SReclaimable":128			meminfo.SReclaimable = value129		}130	}131	if err := scanner.Err(); err != nil {132		return nil, err133	}134	return meminfo, nil135}136func readCPUInfo() ([]map[string]string, error) {137	file, err := os.Open("/proc/cpuinfo")138	if err != nil {139		return nil, err140	}141	defer file.Close()142	scanner := bufio.NewScanner(file)143	cpus := []map[string]string{}144	cpu := map[string]string{}145	for scanner.Scan() {146		if scanner.Text() == "" {147			cpus = append(cpus, cpu)148			cpu = map[string]string{}149			continue150		}...

machine_info_linux.go

Source:machine_info_linux.go

...11	"strings"12)13func init() {14	machineInfoFuncs = []machineInfoFunc{15		{"CPU Info", readCPUInfo},16		{"KVM", readKVMInfo},17	}18}19func readCPUInfo(buffer *bytes.Buffer) error {20	file, err := os.Open("/proc/cpuinfo")21	if err != nil {22		return err23	}24	defer file.Close()25	scanner := bufio.NewScanner(file)26	scanCPUInfo(buffer, scanner)27	return nil28}29func scanCPUInfo(buffer *bytes.Buffer, scanner *bufio.Scanner) {30	keyIndices := make(map[string]int)31	type keyValues struct {32		key    string33		values []string...

readCPUInfo

Using AI Code Generation

1import (2func main() {3    hostInfo, err := host.Info()4    if err != nil {5        panic(err)6    }7    fmt.Println("Hostname:", hostInfo.Hostname)8    fmt.Println("Uptime:", hostInfo.Uptime)9    fmt.Println("BootTime:", hostInfo.BootTime)10    fmt.Println("Procs:", hostInfo.Procs)11    fmt.Println("OS:", hostInfo.OS)12    fmt.Println("Platform:", hostInfo.Platform)13    fmt.Println("PlatformFamily:", hostInfo.PlatformFamily)14    fmt.Println("PlatformVersion:", hostInfo.PlatformVersion)15    fmt.Println("KernelVersion:", hostInfo.KernelVersion)16    fmt.Println("VirtualizationSystem:", hostInfo.VirtualizationSystem)17    fmt.Println("VirtualizationRole:", hostInfo.VirtualizationRole)18    fmt.Println("HostID:", hostInfo.HostID)19}

readCPUInfo

Using AI Code Generation

1import (2func main() {3 cpuInfo, _ := host.Info()4 fmt.Println(cpuInfo)5}6&{{Linux 4.4.0-17763-Microso

readCPUInfo

Using AI Code Generation

1import (2func main() {3	host := new(runtime.MemStats)4	host.ReadMemStats(host)5	fmt.Println("Number of CPU's in the system:", host.NumCPU)6	fmt.Println("Number of goroutines in the system:", host.NumGoroutine)7	fmt.Println("Number of garbage collection in the system:", host.NumGC)8	fmt.Println("Number of forced garbage collection in the system:", host.NumForcedGC)9	fmt.Println("Total pause time of garbage collection in the system:", host.PauseTotalNs)10	fmt.Println("Pause time of garbage collection in the system:", host.PauseNs)11	fmt.Println("End time of garbage collection in the system:", host.PauseEnd)12	fmt.Println("Last garbage collection time in the system:", host.LastGC)13	fmt.Println("Number of cgo calls in the system:", host.NumCgoCall)14	fmt.Println("Enable garbage collection in the system:", host.EnableGC)15	fmt.Println("Debug garbage collection in the system:", host.DebugGC)16	fmt.Println("BySize of garbage collection in the system:", host.BySize)17	fmt.Println("BySize of garbage collection in the system:", host.BySize)18	fmt.Println("BySize of garbage collection in the system:", host.BySize)19	fmt.Println("BySize of garbage collection in the system:", host.BySize)

readCPUInfo

Using AI Code Generation

1import (2func main() {3    host := new(psat.Host)4    host.ReadCPUInfo()5    fmt.Println("CPU info")6    fmt.Println("CPU Model Name:", host.CPUModelName)7    fmt.Println("CPU Model:", host.CPUModel)8    fmt.Println("CPU Vendor ID:", host.CPUVendorID)9    fmt.Println("CPU Family:", host.CPUFamily)10    fmt.Println("CPU Model:", host.CPUModel)11    fmt.Println("CPU Stepping:", host.CPUStepping)12    fmt.Println("CPU Physical ID:", host.CPUPhysicalID)13    fmt.Println("CPU Core ID:", host.CPUCoreID)14    fmt.Println("CPU Cores:", host.CPUCores)15    fmt.Println("CPU Mhz:", host.CPUMhz)16    fmt.Println("CPU Cache Size:", host.CPUCacheSize)17    fmt.Println("CPU Flags:", host.CPUFlags)18}19import (20func main() {21    host := new(psat.Host)22    host.ReadMemInfo()23    fmt.Println("Memory info")24    fmt.Println("MemTotal:", host.MemTotal)25    fmt.Println("MemFree:", host.MemFree)26    fmt.Println("MemAvailable:", host.MemAvailable)27    fmt.Println("Buffers:", host.Buffers)28    fmt.Println("Cached:", host.Cached)29    fmt.Println("SwapCached:", host.SwapCached)30    fmt.Println("Active:", host.Active)31    fmt.Println("Inactive:", host.Inactive)32    fmt.Println("Active(anon):", host.ActiveAnon)33    fmt.Println("Inactive(anon):", host.InactiveAnon)34    fmt.Println("Active(file):", host.ActiveFile)35    fmt.Println("Inactive(file):", host.InactiveFile)36    fmt.Println("Unevictable:", host.Unevictable)37    fmt.Println("Mlocked:", host.Mlocked)38    fmt.Println("SwapTotal:", host.SwapTotal)39    fmt.Println("SwapFree:", host.SwapFree)40    fmt.Println("Dirty:", host.Dirty)41    fmt.Println("Writeback:", host.Writeback)

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