Added Windows performance monitoring using nvidia-smi (#773)

updates: #596, #771
2026-05-18 21:02:03 +03:00
parent 5d1e62d224
commit 59cd3b690d
4 changed files with 152 additions and 38 deletions
@@ -0,0 +1,45 @@
+package perf
+
+import (
+	"strconv"
+	"strings"
+	"time"
+)
+
+// ParseNvidiaSmiLine parses a single line from nvidia-smi CSV output.
+// Format: index,name,uuid,temperature.gpu,utilization.gpu,memory.used,memory.total,fan.speed,power.draw
+func ParseNvidiaSmiLine(line string) *GpuStat {
+	fields := strings.Split(line, ",")
+	if len(fields) < 9 {
+		return nil
+	}
+
+	id, _ := strconv.Atoi(strings.TrimSpace(fields[0]))
+	name := strings.TrimSpace(fields[1])
+	uuid := strings.TrimSpace(fields[2])
+	tempC, _ := strconv.Atoi(strings.TrimSpace(fields[3]))
+	gpuUtil, _ := strconv.ParseFloat(strings.TrimSpace(fields[4]), 64)
+	memUsed, _ := strconv.Atoi(strings.TrimSpace(fields[5]))
+	memTotal, _ := strconv.Atoi(strings.TrimSpace(fields[6]))
+	fanSpeed, _ := strconv.ParseFloat(strings.TrimSpace(fields[7]), 64)
+	powerDraw, _ := strconv.ParseFloat(strings.TrimSpace(fields[8]), 64)
+
+	var memUtil float64
+	if memTotal > 0 {
+		memUtil = float64(memUsed) / float64(memTotal) * 100
+	}
+
+	return &GpuStat{
+		Timestamp:   time.Now(),
+		ID:          id,
+		Name:        name,
+		UUID:        uuid,
+		TempC:       tempC,
+		GpuUtilPct:  gpuUtil,
+		MemUtilPct:  memUtil,
+		MemUsedMB:   memUsed,
+		MemTotalMB:  memTotal,
+		FanSpeedPct: fanSpeed,
+		PowerDrawW:  powerDraw,
+	}
+}