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Guides, benchmarks and product news on network operations from the Karizanta engineering team.

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Sep 14, 2026 Network Operations

Docker Swarm across UK and Sweden: multi-region redundancy that actually holds

Stretching three Swarm managers across two datacentres is a documented way to lose your cluster. Here are the two topologies that survive a site loss, the WireGuard plumbing between regions, how to stop the routing mesh dragging traffic over the link, and the storage problem nobody warns you about.