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Dynamo Characteristics and Criticism

This lesson steps back to name Dynamo's core characteristics, and the criticism its design has drawn.

Responsibilities of a Dynamo's node

Dynamo has no central server and no leader. A system like GFS has one, but Dynamo does not, so every node here takes on the same three jobs.

  1. Managing get() and put() requests. A node can act as the coordinator for a key, running the operation itself, or forward the request to whichever node should handle it.
  2. **Keeping track of membership and detecting failures

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G

Gary

· 4 years ago

"Although security was not a concern as Dynamo was built for internal use only, DHTs can be susceptible to several different types of attacks"

What are these attacks?

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