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The 18 ghosts in your infrastructure stack that can cause failure (and how to avoid them)

Blog post from Ably

Post Details
Company
Date Published
Author
Matthew O'Riordan
Word Count
604
Company Posts That Month
5
Language
English
Hacker News Points
-
Post removed?
No
Summary

In the wake of the Dyn attack, which highlighted the vulnerabilities of relying on single points of failure, the author examines strategies to enhance service continuity by addressing such points across various components of a system. The discussion emphasizes the importance of implementing fallback mechanisms for TLD domains, diversifying DNS providers, and employing external DDoS prevention services. It also highlights the need for efficient request handling to mitigate load, the potential pitfalls of relying on certificates, and the critical role of load balancers distributed across multiple data centers. Additionally, rate limiting is essential to prevent abuse, and distributing applications and data layers across multiple regions is crucial for maintaining service continuity. Ably, as a case study, demonstrates the value of proactively investing resources in eliminating single points of failure, which can safeguard against major internet outages and unexpected system failures, thereby ensuring the reliability of their real-time applications.

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