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ANKUSH CHOUDHARY JOHALApr 30, 2026 • 16 min read
Tutorial: How to Set Up Cross-Region K8s 1.32 with Submariner 0.19 and Cloudflare Tunnel
Cross-region Kubernetes deployments reduce latency by 62% for global user bases, but 78% of...
#tutorial#crossregion#submariner#cloudflare
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ANKUSH CHOUDHARY JOHALMay 1, 2026 • 15 min read
War Story: How We Fixed a Cross-Region Replication Lag in Our PostgreSQL 16 Cluster Using Patroni and pglogical
At 3:17 AM on a Tuesday in October 2024, our p99 cross-region PostgreSQL 16 replication lag hit 4.2....
#story#fixed#crossregion#replication
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ANKUSH CHOUDHARY JOHALApr 29, 2026 • 16 min read
How to Set Up Cross-Region Replication for PostgreSQL 16 on AWS RDS 2026
In 2025, AWS reported 34% of RDS PostgreSQL outages were region-level, costing enterprises a median....
#crossregion#replication#postgres#2026
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ANKUSH CHOUDHARY JOHALApr 29, 2026 • 15 min read
Postmortem: 2026 Cross-Region Outage Due to Route53 Misconfig – Fixed with Cloudflare DNS 1.0 and Terraform 1.9
On March 14, 2026, a single Route53 CNAME misconfiguration took down 83% of our cross-region...
#postmortem#2026#crossregion#outage
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