Zacharias-Brohn
90 lines
2.9 KiB
QML
90 lines
2.9 KiB
QML
pragma Singleton
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pragma ComponentBehavior: Bound
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import QtQuick
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import Quickshell
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import Quickshell.Io
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/**
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* Simple polled resource usage service with RAM, Swap, and CPU usage.
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*/
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Singleton {
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property double memoryTotal: 1
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property double memoryFree: 1
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property double memoryUsed: memoryTotal - memoryFree
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property double memoryUsedPercentage: memoryUsed / memoryTotal
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property double swapTotal: 1
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property double swapFree: 1
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property double swapUsed: swapTotal - swapFree
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property double swapUsedPercentage: swapTotal > 0 ? (swapUsed / swapTotal) : 0
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property double cpuUsage: 0
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property var previousCpuStats
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property double gpuUsage: 0
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property double gpuMemUsage: 0
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property double totalMem: 0
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Timer {
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interval: 1
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running: true
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repeat: true
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onTriggered: {
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// Reload files
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fileMeminfo.reload()
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fileStat.reload()
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// Parse memory and swap usage
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const textMeminfo = fileMeminfo.text()
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memoryTotal = Number(textMeminfo.match(/MemTotal: *(\d+)/)?.[1] ?? 1)
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memoryFree = Number(textMeminfo.match(/MemAvailable: *(\d+)/)?.[1] ?? 0)
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swapTotal = Number(textMeminfo.match(/SwapTotal: *(\d+)/)?.[1] ?? 1)
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swapFree = Number(textMeminfo.match(/SwapFree: *(\d+)/)?.[1] ?? 0)
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// Parse CPU usage
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const textStat = fileStat.text()
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const cpuLine = textStat.match(/^cpu\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)/)
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if (cpuLine) {
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const stats = cpuLine.slice(1).map(Number)
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const total = stats.reduce((a, b) => a + b, 0)
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const idle = stats[3]
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if (previousCpuStats) {
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const totalDiff = total - previousCpuStats.total
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const idleDiff = idle - previousCpuStats.idle
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cpuUsage = totalDiff > 0 ? (1 - idleDiff / totalDiff) : 0
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}
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previousCpuStats = { total, idle }
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}
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processGpu.running = true
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interval = 1000
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}
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}
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FileView { id: fileMeminfo; path: "/proc/meminfo" }
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FileView { id: fileStat; path: "/proc/stat" }
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Process {
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id: oneshotMem
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command: ["nvidia-smi", "--query-gpu=memory.total", "--format=csv,noheader,nounits"]
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running: true
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stdout: StdioCollector {
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onStreamFinished: {
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totalMem = Number(this.text.trim())
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}
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}
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}
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Process {
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id: processGpu
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command: ["nvidia-smi", "--query-gpu=utilization.gpu,memory.used", "--format=csv,noheader,nounits"]
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running: false
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stdout: StdioCollector {
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onStreamFinished: {
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const parts = this.text.trim().split(", ")
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gpuUsage = Number(parts[0]) / 100
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gpuMemUsage = Number(parts[1]) / totalMem
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}
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}
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}
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}
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