Tag: Observability
All the articles with the tag "Observability".
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Sentry: catch prod errors before your users do
Logs say 'something broke'; Sentry says what, for whom, and in which release. Error grouping, breadcrumbs, releases and source maps, how to quiet the noise, and how to self-host it.
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AI SRE agents in 2026: what they actually do and where they break
AWS DevOps Agent and Azure SRE Agent both hit GA in March 2026. We break down the working model of AI SRE agents: what they actually do (triage, correlation, runbook execution), where they break, and how to build human-in-the-loop with approval gates so the agent stays a co-pilot instead of a new source of incidents.
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Progressive delivery: canary with automated rollback on Flagger
Flagger turns a plain Deployment into progressive delivery with automated metric-based rollback: the Canary CR, canary/blue-green/A-B strategies, error-rate and p95 analysis via MetricTemplate, and a working manifest with 10/30/50% steps.
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OpenTelemetry Collector: a minimal setup you can ship to prod
Why you need the OpenTelemetry Collector, how its receivers/processors/exporters pipeline works, how an agent differs from a gateway, and how to build a minimal but production-grade setup with docker-compose and Tempo.