One of our production web application runs on a dedicated node in DO (Digital Ocean) cloud server. This web application has following services running.
- Elixir Phoenix API server
- React.js client server
- Redis caching server
- Bots (Slack)
Few days back, Digital Ocean triggered an urgent maintenance for Meltdown and Spectre Mitigations resulting into a reboot of our PROD server. DO did alert us in advance by sending an email notification with schedules. But seems we missed these schedules...