Distributed Systems

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Distributed System Definition

According to Andrew Tannenbaum, a distributed system is a collection of independent computers that appear to their users as one computer. Specifically, there are three specific characteristics any distributed system must have:

  • The computers operate concurrently
  • The computers fail independently. They will fail, sooner or later.
  • The computers do not share a global clock. All activities these computers perform are asynchronous with respect to the other components.

CAP Theorem

Distributed Storage

Cassandra

Distributed Computation

Distributed Synchronization

Consensus

Distributed Messaging