Gossip

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Gossip, Serf and Consul

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Gossip

  1. 1. GossipGossip Marian HackMan Marinov <mm@1h.com>
  2. 2. queue
  3. 3. queue
  4. 4. Serf ● SWIM: Scalable Weakly-consistent Infection- style Process Group Membership Protocol – TCP connectivity between all nodes for SYNC ● Gossip used for probe/ack and sending messages ● Utilizes Lamport clocks(vector clocks) ● Uses AES-128 for encrypting messages – allows rekeying
  5. 5. Consul ● Raft is the consensus algorithm for the Key/Value store ● Gossip is the consistency and data delivery protocol

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