Observability
OpenTelemetry metrics: instruments, temporality, histograms and exemplars
Master the metric signal: MeterProvider, synchronous and asynchronous instruments (Counter, UpDownCounter, Histogram, Gauge, observables), aggregations, c…
Guides & insights
A library for curious minds
Observability
Advanced Datadog metrics: types, aggregations, cardinality and Metrics without Limits
Master Datadog metrics: types (count, rate, gauge, histogram, distribution), time and space aggregation, rollup, custom metric cardinality and Metrics wit…
Observability
Creating dashboards in Zabbix: dashboards, widgets and pages
Build useful Zabbix dashboards: pages, widgets (Graph, Problems, Top hosts, Honeycomb, Gauge...), linked widgets, template dashboards, sharing, slideshow …
DevOps
Thresholds, metrics and results of a k6 test
Read the summary of a k6 test, understand the built-in metrics (http_req_duration, http_req_failed, iterations), define thresholds aligned with SLOs and c…
Observability
Metric types in Prometheus
Discover in detail the four metric types supported by Prometheus (Counter, Gauge, Histogram, Summary) and their specific use cases.
Learning never stops