67e26be2d9
The public tree and its history contain only the listed paths. Earlier projection history remains preserved internally. Source-Sha: 913fde029b935671833254797f0f20f1eb9fabba Policy-Sha: 913fde029b935671833254797f0f20f1eb9fabba Tree-Digest: 180ae530c1058a2a5c89837bdce2d323ae83e669e38590ca72e75b8d92b7262f
57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
//go:build windows
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// +build windows
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package system
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import (
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"encoding/csv"
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"os/exec"
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"sort"
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"strconv"
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"strings"
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)
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// getTopProcesses on Windows uses `tasklist /FO CSV /NH` for a no-dependency
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// snapshot. WMI would be more precise but requires PowerShell overhead.
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func getTopProcesses(limit int) ([]TopProcess, error) {
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cmd := exec.Command("tasklist", "/FO", "CSV", "/NH")
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out, err := cmd.Output()
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if err != nil {
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return nil, err
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}
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reader := csv.NewReader(strings.NewReader(string(out)))
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records, err := reader.ReadAll()
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if err != nil {
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return nil, err
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}
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var procs []TopProcess
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for _, row := range records {
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if len(row) < 5 {
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continue
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}
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name := strings.Trim(row[0], "\"")
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pid, _ := strconv.Atoi(strings.Trim(row[1], "\""))
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// tasklist doesn't give CPU%; mem is in KB
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memStr := strings.ReplaceAll(strings.Trim(row[4], "\""), ".", "")
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memKB, _ := strconv.ParseUint(memStr, 10, 64)
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memPercent := float64(memKB) / (1024 * 1024) * 100 // rough; real impl needs total mem
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procs = append(procs, TopProcess{
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Name: name,
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PID: pid,
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CPU: 0, // tasklist doesn't report CPU%
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Mem: memPercent,
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})
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}
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sort.Slice(procs, func(i, j int) bool {
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return procs[i].Mem > procs[j].Mem // sort by mem since CPU unavailable
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})
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if limit > 0 && len(procs) > limit {
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procs = procs[:limit]
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}
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return procs, nil
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}
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