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docs(observability): update code blocks to specify language for better syntax highlighting

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This commit is contained in:
Marc Schäfer
2025-10-08 01:12:51 +02:00
parent e16881b7c8
commit 84e659acde
1 changed files with 4 additions and 4 deletions
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8
docs/observability.md
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@@ -176,7 +176,7 @@ Cardinality tips
- tunnel_id can grow in larger fleets. Use relabeling to drop or retain a subset, for example:
```
```yaml
# Drop all tunnel_id on bytes to reduce series
- source_labels: [__name__]
regex: newt_tunnel_bytes_total
@@ -192,7 +192,7 @@ Cardinality tips
Quickstart: direkte Prometheus-Erfassung (empfohlen)
```
```sh
# Start (direkter /metrics-Scrape, keine Doppel-Erfassung)
docker compose -f docker-compose.metrics.yml up -d
@@ -202,13 +202,13 @@ docker compose -f docker-compose.metrics.yml up -d
# EXPECT_TUNNEL_ID=false NEWT_METRICS_INCLUDE_TUNNEL_ID=false ./scripts/smoke-metrics.sh
```
- Prometheus UI: http://localhost:9090
- Prometheus UI: <http://localhost:9090>
- Standard-Scrape-Intervall: 15s
- Kein OTLP aktiv (NEWT_METRICS_OTLP_ENABLED=false in docker-compose.metrics.yml)
Häufige PromQL-Schnelltests
```
```yaml
# Online-Status einer Site in den letzten 5 Minuten
max_over_time(newt_site_online{site_id="$site"}[5m])