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Distributed Locks

One-liner: A distributed lock ensures that only one node in a cluster can perform a critical operation at a time — preventing race conditions across services. ❓ Why Do You Need Distributed Locks?

I tested 31 MCP servers for contract compliance. Only 3% passed.

MCP has outputSchema so agents can validate tool results. But does the schema actually reject a wrong answer? I built mcp-drill -- a fault-injection harness that speaks MCP -- and scanned 31 popular…

  • Only 3% of 31 MCP servers pass contract compliance test
  • 56% of servers lack any schema declaration
  • 42% of servers accept invalid results due to improper schema

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