The Fencing Gap: Why Your Distributed Lock Isn't Safe (and How to Fix It)

📰 Hackernoon

Distributed locks can be unsafe due to the fencing gap, but there are ways to fix it

intermediate Published 7 Apr 2026
Action Steps
  1. Understand the concept of the fencing gap and its impact on distributed locks
  2. Identify potential vulnerabilities in your distributed system
  3. Implement measures to prevent or mitigate the fencing gap, such as using fencing tokens or leases
Who Needs to Know This

Software engineers and DevOps teams can benefit from understanding the fencing gap and how to address it to ensure the reliability and consistency of their distributed systems

Key Insight

💡 The fencing gap can cause silent failures in distributed systems, but it can be addressed with the right strategies and implementations

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🚨 Distributed locks can be unsafe! 🚨 Learn about the fencing gap and how to fix it to ensure your system's reliability #distributedsystems #devops
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