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News & Insights

Technical insights, industry trends, and news from the world of Ceph, Kubernetes, and enterprise infrastructure.

Further Articles

Microsoft 365 Exit: Sovereign Email After the July 2026 Price Increase
Sep 7, 2026Sven Völlmecke

Microsoft 365 Exit: Sovereign Email After the July 2026 Price Increase

Microsoft raised 365 prices in July 2026 — with an AI surcharge built in. What the increase costs, who should leave, and how a sovereign email exit works.

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Ceph RGW as a production-grade alternative to MinIO object storage
Aug 21, 2026Sven Völlmecke

Ceph vs MinIO in 2026: the comparison changed on 25 April

MinIO's repo was archived on 25 April 2026. Ceph vs MinIO compared on licence, HA footprint, maintenance cadence and S3 API — plus when Ceph is the wrong choice.

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Managed Kubernetes cluster in Germany as an alternative to AWS EKS
Aug 11, 2026Sven Völlmecke

AWS EKS Exit: Managed Kubernetes in Germany — Costs & GDPR

What EKS really costs — control plane, NAT, egress, support — and where GDPR audits push back. The math for a dedicated Kubernetes cluster in Germany, from 199 €/month.

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Migrating virtual machines from VMware to Proxmox VE
Jul 30, 2026Sven Völlmecke

How to Migrate from VMware to Proxmox VE: The Complete Guide (2026)

Since Broadcom took over VMware, perpetual licenses are gone, everything is subscription and bundled, and renewal quotes for SMB and mid-market teams have jumped several-fold — for the same hypervisor you already run. This guide is the realistic migration path to Proxmox VE: what moves as-is, what needs preparation, where teams get hurt, and — honestly — when staying on VMware is the right call.

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Coolify security vulnerabilities and CVEs in 2026
Jul 17, 2026Pascal Ehlert

Is Coolify Safe? What the 2026 CVEs Mean — and How to Lock It Down

11 critical Coolify CVEs, five rated CVSS 10.0, 52,890 exposed instances — 15,000 in Germany. What happened, who is actually at risk, and a lock-down checklist.

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Keycloak vs Auth0 self-hosted identity management comparison
Jul 8, 2026Sven Völlmecke

Keycloak vs Auth0: The Self-Hosted Alternative, Compared

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AWS S3 egress costs compared with storage costs
Jun 9, 2026Sven Völlmecke

AWS S3 Cost: Why Egress Fees Eat Your Storage Budget

AWS S3 storage is cheap — egress is what wrecks the bill. A real €268k/year breakdown, plus the S3-compatible alternatives that need zero code changes.

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RustFS as an S3-compatible alternative to MinIO in the EU
Jun 9, 2026Pascal Ehlert

RustFS vs S3 in EU: MinIO Is Dead. Here's Your Escape Route.

MinIO is dead. S3 is expensive and locks you into US infrastructure. RustFS is the S3 replacement you need in 2026—at 15TB, it costs €8.5k/year vs S3's €268k/year. Complete breakdown inside.

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Linux kernel performance tuning for Ceph storage clusters
Feb 21, 2026Sven Völlmecke

The Hidden Linux Defaults That Are Slowing Down Your Ceph Cluster

Five kernel settings that make the difference between mediocre and outstanding Ceph performance in 2026 — and why the defaults are the wrong choice for storage clusters.

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