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coolvds.com › Blog › DevOps & Infrastructure

Observability vs. Monitoring: Debugging the "Unknown Unknowns" in Production

· CoolVDS Team

Monitoring tells you the server is up. Observability tells you why the API latency spikes only for users in Bergen. This guide dissects the architectural differences, implementation strategies using OpenTelemetry, and why your infrastructure choice dictates your ability to debug effectively.

coolvds.com › Blog › DevOps & Infrastructure

Observability vs. Monitoring: Stop Looking at Green Lights While Your App Burns

· CoolVDS Team

Monitoring tells you the server is up. Observability tells you why the checkout page is timing out for 5% of users in Bergen. We dissect the technical difference, the infrastructure requirements, and why 'green dashboards' often hide critical failures.

coolvds.com › Blog › DevOps & Infrastructure

Container Breakouts Are Real: Hardening Production Workloads in 2022

· CoolVDS Team

Default container configurations are a security nightmare waiting to happen. From dropping kernel capabilities to enforcing read-only filesystems, here is the battle-tested guide to securing your Norway-based infrastructure against privilege escalation and supply chain attacks.

coolvds.com › Blog › DevOps & Infrastructure

Container Security in 2020: Stop Running as Root and Lock Down Your Syscalls

· CoolVDS Team

With the ink barely dry on the Schrems II ruling, data sovereignty is paramount. But legal compliance implies technical security. Here is how to harden your container runtime, drop capabilities, and why KVM isolation on CoolVDS is your ultimate safety net.

coolvds.com › Blog › DevOps & Infrastructure

Disaster Recovery in 2019: If You Can't Script It, You Can't Survive It

· CoolVDS Team

Hope is not a strategy. We dissect a failsafe Disaster Recovery plan for high-availability systems, covering automated offsite backups, MySQL consistency, and why data residency in Norway is your best legal defense.

coolvds.com › Blog › DevOps & Infrastructure

Serverless Without the Lock-in: Self-Hosted FaaS Patterns for the GDPR Era

· CoolVDS Team

With the GDPR enforcement deadline looming next month, relying on US-based public cloud serverless functions is risky. We explore architectural patterns for running high-performance, self-hosted Serverless (FaaS) using OpenFaaS and Docker on NVMe VPS infrastructure.

coolvds.com › Blog › Security & Compliance

When RAID Fails: A Battle-Tested Disaster Recovery Guide for 2017

· CoolVDS Team

RAID is not a backup. In this deep dive, we explore RTO/RPO strategies, script automated offsite backups with rsync, and discuss why data sovereignty in Norway matters more than ever before the 2018 GDPR rollout.

coolvds.com › Blog › DevOps & Infrastructure

CI/CD Bottlenecks: Why Your Jenkins Builds Are Slow (And How to Fix Them)

· CoolVDS Team

Is your deployment pipeline bleeding time? We dissect disk I/O blocking, proper Docker caching strategies, and the critical impact of hardware virtualization on CI/CD performance. Learn how to cut build times by 40% using KVM and NVMe infrastructure.