fix(gpu-amd): Parser ueber Spaltenkopf statt Einheitensuffix (rocm-smi liefert Einheiten nur im Header); VRAM, Junction-/Memory-Temp
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+26
-17
@@ -1,13 +1,15 @@
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#!/usr/bin/env bash
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#!/usr/bin/env bash
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# gpu-rocm.sh — AMD-GPU-Metriken via rocm-smi im Influx-Format.
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# gpu-rocm.sh — AMD-GPU-Metriken via rocm-smi im Influx-Format.
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#
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#
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# Aufruf durch Telegraf (inputs.exec). Wirft Zeilen der Form
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# Aufruf durch Telegraf (inputs.exec). Ausgabe:
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# gpu_<metrik>,gpu=<karte> value=<zahl>
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# gpu_<metrik>,gpu=<karte> value=<zahl>
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# aus, z. B. gpu_utilization_gpu,gpu=card0 value=37
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# z. B. gpu_utilization_gpu,gpu=card0 value=25
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#
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#
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# Robust gegen unterschiedliche rocm-smi-Ausgaben: wirft pro Karte EINE
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# WICHTIG: rocm-smi liefert je nach Version MIT oder OHNE Einheitensuffix
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# CSV-Zeile aus und sucht die Werte anhand ihrer Einheit (%, °C, W, MB/GB),
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# alt: card0,37%,52c,45W
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# nicht anhand der Spaltenposition.
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# neu: card0,51.0,54.0,47.0,25 (Einheit nur im Spaltenkopf!)
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# Deshalb wird hier die KOPFZEILE geparst und die Spalte ueber ihren Namen
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# zugeordnet — nicht ueber Position oder Suffix. Das ist versionstolerant.
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set -eu
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set -eu
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@@ -18,29 +20,36 @@ fi
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TMP="$(mktemp)"; trap 'rm -f "$TMP"' EXIT
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TMP="$(mktemp)"; trap 'rm -f "$TMP"' EXIT
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rocm-smi --showuse --showtemp --showpower --showmeminfo vram --showproductname --csv \
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rocm-smi --showuse --showtemp --showpower --showmeminfo vram --csv > "$TMP" 2>/dev/null || true
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> "$TMP" 2>/dev/null || true
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[ -s "$TMP" ] || exit 0
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[ -s "$TMP" ] || exit 0
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awk -F, '
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awk -F, '
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function num(s) { gsub(/[^0-9.]/, "", s); return s }
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# Spaltenkopf -> Metrikname. Reihenfolge egal, unbekannte Spalten werden ignoriert.
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function emit(name, val, card) {
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function metric_for(header, h) {
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if (val != "" && val != "N/A") printf "gpu_%s,gpu=%s value=%s\n", name, card, val
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h = tolower(header)
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if (h ~ /gpu use|gpu_use|utilization/) return "utilization_gpu"
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if (h ~ /sensor edge|edge/) return "temperature_edge"
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if (h ~ /sensor junction|junction/) return "temperature_junction"
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if (h ~ /sensor memory|memory.*\(c\)/) return "temperature_memory"
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if (h ~ /power/) return "power_draw"
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if (h ~ /vram total used|used memory/) return "memory_used"
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if (h ~ /vram total|total memory/) return "memory_total"
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return ""
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}
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function num(s) { gsub(/[^0-9.eE+-]/, "", s); return s }
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NR == 1 {
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for (i = 1; i <= NF; i++) col[i] = metric_for($i)
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next
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}
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}
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NR == 1 { next } # Kopfzeile: Spaltennamen merken
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{
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{
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card = $1
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card = $1
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gsub(/^[ \t]+|[ \t]+$/, "", card)
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gsub(/^[ \t]+|[ \t]+$/, "", card)
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if (card == "") next
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if (card == "") next
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for (i = 2; i <= NF; i++) {
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for (i = 2; i <= NF; i++) {
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if (col[i] == "") continue
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v = $i
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v = $i
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gsub(/^[ \t]+|[ \t]+$/, "", v)
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gsub(/^[ \t]+|[ \t]+$/, "", v)
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if (v == "" || v == "N/A" || v ~ /^\[/) continue
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if (v == "" || v == "N/A" || v ~ /^\[/) continue
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if (v ~ /%/) { emit("utilization_gpu", num(v), card); continue }
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printf "gpu_%s,gpu=%s value=%s\n", col[i], card, num(v)
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if (v ~ /c$|C$/) { emit("temperature_gpu", num(v), card); continue }
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if (v ~ /W$/) { emit("power_draw", num(v), card); continue }
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# rocm-smi liefert VRAM entweder als "1.0 GB"/"512 MB" oder roh in Bytes
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if (v ~ /[KMG]i?B/) { emit("memory_used", num(v), card); continue }
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if (v ~ /^[0-9]{6,}$/) { emit("memory_used", num(v) / 1048576, card); continue }
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}
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}
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}' "$TMP"
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}' "$TMP"
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