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Cold-Restart Resilience is an article on what could go wrong, when a system recovers from a total outage. Cases, covered in this article, with some tips on how to solve those:

- Circular bootstrap dependencies
- Using in-memory storage as databases
- Failures when trying to create a quorum
- Failures to fetch a remote dynamic config
- Stale data in leaderless systems

It doesn't mention cascading errors, but those are kinda famous already.

#sre #reliability #systems
Substack Cold-Restart Resilience Because ‘It Starts’ Doesn’t Mean ‘It Works’
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