sysutil-lib 0.4.4

Linux system information library

sysutil-lib

• Linux system information library

Warning

• this library is ment to be used only in linux systems
• it is possible to write code using it on other systems, but it will not allow to run the code, raising an exception before execution

Other implementations

• this library is also available for Rust
• check it out at crates.io

Importation

import sysutil

Data structures

ProcessorUsage

class ProcessorUsage:
    total: float
    user: float
    nice: float
    system: float
    idle: float
    iowait: float
    interrupt: float
    soft_interrupt: float

• data structure which encloses the different parameters relative to processor usage

CpuUsage

class CpuUsage:
    average: ProcessorUsage
    processors: [ProcessorUsage]

• contains the average CPU usage, and the specific usage for each processor

CpuInfo

class CpuInfo:
    modelName: str
    cores: int
    threads: int
    dies: int
    governors: [str]
    maxFrequencyMHz: float
    clockBoost: bool
    architecture: str
    byteOrder: str

• contains base information relative to the CPU

SchedulerPolicy

class SchedulerPolicy:
    name: str
    scalingGovernor: str
    scalingDriver: str
    minimumScalingMHz: float
    maximumScalingMHz: float

• contains scheduler information relative to a processor in your system

RamSize

class RamSize:
    gb: float
    gib: float

• contains total ram size, both in GB (1000^3 bytes) and GiB (1024^3 bytes)

NetworkRate

class NetworkRate:
    download: float
    upload: float

• contains total upload and download network rate (in bytes)

TemperatureSensor

class TemperatureSensor:
    label: str
    temperature: float

• contains sensor name (label) and the recorded temperature

Battery

class Battery:
    capacity: int
    status: str

• contains capacity and status of battery

VramSize

class VramSize:
    gb: float
    gib: float

• contains total gpu's vram size, both in GB (1000^3 bytes) and GiB (1024^3 bytes)

RouteType

class RouteType:
    TCP = 'tcp'
    TCP6 = 'tcp6'
    UDP = 'udp'
    UDP6 = 'udp6'

NetworkRoute

class NetworkRoute:
    routeType: str
    localAddress: str
    localPort: int
    remoteAddress: str
    remotePort: int

• represents a network route

CPU

class CPU:
    info: CpuInfo
    averageUsage: ProcessorUsage
    perProcessorUsage: [ProcessorUsage]
    schedulerPolicies: [SchedulerPolicy]

• encloses all cpu data available in the library

Methods

cpu = CPU()

• standard constructor

cpu = CPU()

cpu.update()

• update() method updates usages and scheduler status

Clocksource

class ClockSource:
    current: str
    available: [str]

• contains current clock source and the available ones

Bios

class Bios:
    vendor: str
    release: str
    version: str
    date: str

• contains information relative to the installed bios

Motherboard

class Motherboard:
    name: str
    vendor: str
    version: str
    bios: Bios

• contains information relative to the motherboard and the installed bios

GpuMetrics

class GpuMetrics:
    temperatureEdge: int
    temperatureHotspot: int
    temperatureMem: int
    temperatureVrgfx: int
    temperatureVrsoc: int
    temperatureVrmem: int
    averageSocketPower: int
    averageGfxclkFrequency: int
    averageSockclkFrequency: int
    averageUclkFrequency: int
    currentGfxclk: int
    currentSockclk: int
    throttleStatus: int
    currentFanSpeed: int
    pcieLinkWidth: int
    pcieLinkSpeed: int

• encloses gpu metrics parameters

Bytesize

class ByteSize:
    __bytes: int

• Bytes size data structure implementing methods to convert in various size orders

NvmeDevice

class NvmeDevice:
    device: str
    pcieAddress: str
    model: str
    linkSpeedGTs: float
    pcieLanes: int
    size: ByteSize
    partitions: [StoragePartition]

• Contains NVME device information

StoragePartition

class StoragePartition:
    device: str
    mountPoint: str
    filesystem: str
    size: ByteSize
    startPoint: str

• Encloses device name, size and startpoint relative to a partition

StorageDevice

class StorageDevice:
    model: str
    device: str
    size: ByteSize
    partitions: [StoragePartition]

• Contains information relative to a storage device in the system

Frequency

class Frequency:
    _khz: float

• Contains frequency value in kHz, implements conversion methods for kHz, MHz, GHz

ProcessorFrequency

class ProcessorFrequency:
    processorID: str
    frequency: Frequency

• Contains processor id and its frequency

CpuFrequency

class CpuFrequency:
    average: Frequency
    processors: [ProcessorFrequency]

• Contains cpu frequency, both average and processor wise

Backlight

class Backlight:
    brightness: int
    maxBrightness: int

• Holds information about backlight

Functions

def cpuUsage() -> CpuUsage

• returns the cpu usage, both average and processor-wise, all the values are percentage

def cpuFrequency() -> CpuFrequency

• returns CPU frequency, both average and processor wise

def ramUsage() -> float

• returns ram usage percentage

def networkRate() -> NetworkRate

• returns network rate (download and upload), expressed in bytes

def temperatureSensors() -> [TemperatureSensor]

• returns every temperature sensor in TemperatureSensor format

def cpuInfo() -> CpuInfo

• returns the cpu base information, enclosed in the CpuInfo data structure

def ramSize() -> RamSize

• returns ram size as specified in the RamSize data structure

def schedulerInfo() -> [SchedulerPolicy]

• returns scheduler information for each processor

def gpuUsage() -> float

• returns gpu usage percentage
• yet tested only on AMD 7000 series GPUs, returns None in case it's not capable to retrieve information

def batteryInfo() -> Battery 

• returns battery status and capacity

def vramSize() -> VramSize

• returns vram size as specified in the VramSize data structure

def vramUsage() -> float

• returns vram usage percentage

def networkRoutes() -> [NetworkRoute]

• returns a list containing each internal network route

def clockSource() -> ClockSource

• returns the currently active clock source and the different ones available, enclosed in ClockSource struct

def biosInfo() -> Bios

• returns information about the currently installed BIOS

def motherboardInfo() -> Motherboard

• returns information about the motherboard

def gpuMetrics() -> GpuMetrics

• returns metrics parameters from the amdgpu driver

def nvmeDevices() -> [NvmeDevices]

• Returns a vector containing all NVME devices found in the system

def storageDevices() -> [StorageDevices]

• Returns a vector containing all storage devices (NVME excluded) in the system

def getBacklight() -> Backlight

• Returns the current backlight brightness and the maximum possible value or None if it's not possible to retrieve data