New in OTel: How Prometheus 3.0 Fixes Resource Attributes for OTel Metrics
Prometheus 3.0 supports resource attribute promotion for OpenTelemetry metrics, enabling direct labeling without `target_info` joins.
How sum_over_time Works in Prometheus
Understand how sum_over_time() aggregates metrics in Prometheus, handles gaps, and why step size and staleness can affect accuracy.
Use Telegraf Without the Prometheus Complexity
Collect metrics with Telegraf without running Prometheus. No scraping, no TSDB tuning, just clean, push-based telemetry to your backend.
Ship Confluent Cloud Observability in Minutes
Push metrics into Last9 and start tracking Kafka lag, retries, and throughput in real-time.
How to Set Up Real User Monitoring
Set up Real User Monitoring (RUM) with safe defaults, proper sampling, and consent handling,without breaking your production code.
Monitor Nginx with OpenTelemetry Tracing
Instrument NGINX with OpenTelemetry to capture traces, track latency, and connect upstream and downstream services in a single request flow.
Set Up ClickHouse with Docker Compose
Spin up a full ClickHouse stack with Docker Compose, includes clustering, ZooKeeper, monitoring, and performance tuning tips.
Stream AWS Metrics to Grafana with Last9 in 10 minutes
Visualize AWS metrics like Lambda, API Gateway, and RDS in Grafana using Last9. No agents, no code, set it up in under 10 minutes.
Trace Go Apps Using Runtime Tracing and OpenTelemetry
Instrument Go apps with runtime tracing and OpenTelemetry to spot goroutine issues, lock contention, and performance bottlenecks early.