Operational reliability, monitoring, infrastructure, resilience and the daily practices that keep technology dependable.
5 articles tagged Operations on vesely.sk.
After moving an Ubuntu VM from Hyper-V to Proxmox, the VM network worked and the Docker container was healthy, but the application was unreachable because Docker did not restore runtime networking and port mappings correctly.
Read article →Small Linux appliances do not become risky only when they fail. They become risky when nobody knows what changed.
Read article →A server outage at 3:00 AM reveals whether cybersecurity exists as a real operating capability, not only as documentation.
Read article →FILIP:OS started from a simple frustration: Linux is powerful, but real operations too often become scattered scripts, manual fixes and unsafe commands.
Read article →Monitoring tells you that something is wrong. Preparedness decides what happens next.
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