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AWS Certified Solutions Architect study material · question 392 of 500

Two instances on the same host both want the shared disk subsystem at full rate. What happens?

  1. Each receives an equal share of that resource
  2. The larger instance type takes priority entirely
  3. Both are throttled to their baseline for an hour
  4. One instance is migrated to another host
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Answer: A. Each receives an equal share of that resource

When instances contend for a shared resource each gets an equal share; an instance may take more only while the others leave it idle.

Source: Amazon EC2 instance types (Amazon Web Services) — Amazon EC2 instance types

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