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Found 75 results for: Cloud Native Apps

coolvds.com › Blog › Database Management

Database Sharding: The Nuclear Option for Scaling High-Traffic Apps in 2020

· CoolVDS Team

Sharding is complex, expensive, and risky. Before you break your database into pieces, maximize your vertical scale with high-IOPS NVMe infrastructure. Here is the battle-hardened guide to sharding MySQL and PostgreSQL without losing your sanity.

coolvds.com › Blog › DevOps & Infrastructure

GitOps is Non-Negotiable: Mastering ArgoCD v1.0 on Kubernetes

· CoolVDS Team

Stop manually applying manifests. We explore the newly released ArgoCD v1.0, the shift to declarative continuous delivery, and why high-performance NVMe infrastructure in Norway is critical for your reconciliation loops.

coolvds.com › Blog › Performance Optimization

PWA Performance: Why Your Infrastructure is Bottlenecking Your Service Worker

· CoolVDS Team

It is 2018, and iOS finally supports Service Workers. But a Progressive Web App hosted on sluggish shared hardware is just a slow website with a manifest file. Here is how to tune Nginx, enable Brotli, and leverage NVMe for sub-100ms TTFB.

coolvds.com › Blog › DevOps & Infrastructure

Kubernetes Networking Deep Dive: CNI, Iptables, and Performance in v1.3

· CoolVDS Team

Kubernetes networking is where most clusters fail. In this deep dive, we dissect the CNI landscape of 2016, compare Flannel vs. Calico, and explain why underlying virtualization choice defines your packet throughput.

coolvds.com › Blog › DevOps & Infrastructure

Ditch Nagios: Monitoring Docker Microservices with Prometheus in 2015

· CoolVDS Team

Monolithic monitoring tools like Nagios fail in dynamic Docker environments. Learn how to deploy Prometheus (v0.14) for multidimensional metrics, why pull-based monitoring wins for microservices, and why your storage I/O matters more than you think.