Stress-Testing Kubernetes: Proving “Consistent Reads from Cache” Really Works
If you’ve ever stress‑tested a busy Kubernetes control plane, you know LIST calls can become the equivalent of a Friday afternoon traffic jam: everything backs up, and latency spikes right...
Zero‑Code Tracing with OpenTelemetry eBPF: From First Trace to RED Metrics You Can Trust
Observability teams have spent years wrestling with “agent spaghetti,” manual code changes, and uneven trace coverage. Over the last few months, the OpenTelemetry (OTel) community has quietly unlocked a different...
Observability: Test your knowledge!
Think you’ve got your eyes on the system? This week we’re testing your observability skills, the art of knowing what’s really happening inside your services, without guessing. From metrics to...
Lambda Response Streaming Grows Up: 200 MB Payloads and What That Means for Serverless APIs
If downloading a whole album before hearing the first note feels outdated, buffering an entire HTTP response before sending a single byte does too. That’s why response streaming in AWS...
From Traces to Profiles: How OpenTelemetry’s New Profiling Signal and eBPF Auto‑Instrumentation Upgrade Reliability Metrics
Modern reliability work is increasingly shaped by open standards. Over the past 18 months, three threads have converged in a meaningful way for SREs and platform teams: OpenTelemetry added an...
DORA went live: turning EU financial resilience rules into policy-as-code guardrails
If your org touches European finance in any way—bank, payment processor, insurer, fintech vendor—January 17, 2025 wasn’t just another Friday. That’s the day DORA, the EU’s Digital Operational Resilience Act,...
Sidecarless Mesh + Gateway API: Taming Microservices Networking at Scale
Cloud-native teams love microservices until the sprawl hits: dozens of sidecars per node, YAMLs that don’t line up across ingress and mesh, and upgrades that feel like defusing fireworks. Over...
European Airports Disrupted by Collins Aerospace Cyber Attack: What Engineers Need to Know
On the morning of 20 September 2025, passengers arriving at some of Europe’s busiest airports were greeted with chaos: check-in kiosks offline, baggage drop machines frozen, and staff frantically scribbling...