Insights & Resources

n8n on EKS: queue mode, RDS Postgres, Redis/Valkey, ALB+WAF, IRSA. July 2026 production checklist.

Amazon QuickSight can replace expensive BI tools or become a costly mistake — depending on how you use it. Here is the production guide that covers SPICE, multi-tenancy, cost control, and the cases where QuickSight is the wrong choice.

Virtual data modeling on AWS: Athena/Redshift semantic views without copies. July 2026 — when VDM works, when it burns Athena dollars.

Kinesis Data Streams and Amazon MSK both handle real-time streaming on AWS, but they serve different architectures. Here is how to choose between them for your workload.

Serverless RPUs vs Provisioned RA3 — still not automatic. July 2026 refresh: base 4–1024 RPUs, Max RPU-hours, AI-driven scaling, when RI wins.

Amazon OpenSearch Service powers search, log analytics, and time-series workloads on AWS. Here are the architecture patterns and cost levers that matter most in production.

An idle NAT Gateway in us-east-1 costs $36.50/month before any traffic: $32.85 in hours plus $3.65 for the public IPv4. A Regional NAT Gateway across three AZs still bills three hours, $109.50 idle.

Cheapest Spot pool is often the unstable one. July 2026: price-capacity-optimized + attribute-based selection, stability scoring, interruption hygiene — before you chase $/hr.

The AWS observability team built a chaos engineering game on top of the official OTel Demo. 44 injected failures. Three signals. One LLM judge. Here's everything inside it.

Kinesis Data Streams combined with Lambda and DynamoDB is the simplest path to a real-time data pipeline on AWS. Here is the complete architecture, code patterns, and operational guidance.

EMR Serverless vs EC2 vs EKS for Spark. July 2026 refresh — Spot limits, cold start, Iceberg on all three, and a decision matrix for intermittent vs 24/7 jobs.

Glue 5.1 (Spark 3.5.6, Iceberg 1.10.0) for lakehouse ETL. July 2026 refresh — Iceberg v2 vs v3, Lake Formation writes, compaction, Athena compatibility.