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Anatomy of a
  Request
 get(“conferences/surge”)
Anatomy of a
           Request
          get(“conferences/surge”)
client
 Riak
Anatomy of a
           Request
          get(“conferences/surge”)
client
 Riak

               Get Handler (FSM)
Anatomy of a
           Request
          get(“conferences/surge”)
client
 Riak
                                     hash(“conferences/oredev”)
               Get Handler (FSM)            == 10, 11, 12
Anatomy of a
                          Request
                         get(“conferences/surge”)
          client
           Riak
                                                        hash(“conferences/oredev”)
                              Get Handler (FSM)                == 10, 11, 12




    Coordinating node
        Cluster




6        7         8     9    10     11       12   13         14        15           16
                                   The Ring
Anatomy of a
                           Request
                             get(“conferences/surge”)
          client
           Riak

                                     Get Handler (FSM)

                   get(“conferences/oredev”)
    Coordinating node
        Cluster




6        7           8       9       10        11    12   13   14   15   16
                                          The Ring
Anatomy of a
                          Request
                         get(“conferences/surge”)
          client
           Riak

    R=2                       Get Handler (FSM)



    Coordinating node
        Cluster




6         7        8     9    10     11       12   13   14   15   16
                                   The Ring
Anatomy of a
                          Request
                         get(“conferences/surge”)
          client
           Riak

    R=2       v1              Get Handler (FSM)



    Coordinating node
        Cluster




6         7        8     9    10     11       12   13   14   15   16
                                   The Ring
Anatomy of a
                 Request
                    get(“conferences/surge”)
      client
       Riak

R=2      v1    v2        Get Handler (FSM)
Anatomy of a
                 Request
                    get(“conferences/surge”)
      client                          v2
       Riak

R=2            v2        Get Handler (FSM)
Anatomy of a
  Request
 get(“conferences/surge”)
                 v2
Read Repair
                             get(“conferences/surge”)
          client                               v2
           Riak

    R=2       v1        v2        Get Handler (FSM)



    Coordinating node
        Cluster




6         7        8         9    10     11     12    13   14   15   16
                                  v1            v2
Read Repair
                             get(“conferences/surge”)
          client                               v2
           Riak

    R=2                 v2        Get Handler (FSM)



    Coordinating node
        Cluster




6         7        8         9    10     11     12    13   14   15   16
                                  v1            v2
Read Repair
                             get(“conferences/surge”)
          client                               v2
           Riak

    R=2                 v2        Get Handler (FSM)



    Coordinating node
        Cluster




6         7        8         9    10     11     12    13   14   15   16
                                  v1     v1     v2
Read Repair
                             get(“conferences/surge”)
          client                                     v2
           Riak

    R=2                 v2            Get Handler (FSM)



    Coordinating node
        Cluster
                                 v2        v2


6         7        8         9        10        11    12   13   14   15   16
                                      v2        v2    v2

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Enganchados macarena

  • 1. Anatomy of a Request get(“conferences/surge”)
  • 2. Anatomy of a Request get(“conferences/surge”) client Riak
  • 3. Anatomy of a Request get(“conferences/surge”) client Riak Get Handler (FSM)
  • 4. Anatomy of a Request get(“conferences/surge”) client Riak hash(“conferences/oredev”) Get Handler (FSM) == 10, 11, 12
  • 5. Anatomy of a Request get(“conferences/surge”) client Riak hash(“conferences/oredev”) Get Handler (FSM) == 10, 11, 12 Coordinating node Cluster 6 7 8 9 10 11 12 13 14 15 16 The Ring
  • 6. Anatomy of a Request get(“conferences/surge”) client Riak Get Handler (FSM) get(“conferences/oredev”) Coordinating node Cluster 6 7 8 9 10 11 12 13 14 15 16 The Ring
  • 7. Anatomy of a Request get(“conferences/surge”) client Riak R=2 Get Handler (FSM) Coordinating node Cluster 6 7 8 9 10 11 12 13 14 15 16 The Ring
  • 8. Anatomy of a Request get(“conferences/surge”) client Riak R=2 v1 Get Handler (FSM) Coordinating node Cluster 6 7 8 9 10 11 12 13 14 15 16 The Ring
  • 9. Anatomy of a Request get(“conferences/surge”) client Riak R=2 v1 v2 Get Handler (FSM)
  • 10. Anatomy of a Request get(“conferences/surge”) client v2 Riak R=2 v2 Get Handler (FSM)
  • 11. Anatomy of a Request get(“conferences/surge”) v2
  • 12. Read Repair get(“conferences/surge”) client v2 Riak R=2 v1 v2 Get Handler (FSM) Coordinating node Cluster 6 7 8 9 10 11 12 13 14 15 16 v1 v2
  • 13. Read Repair get(“conferences/surge”) client v2 Riak R=2 v2 Get Handler (FSM) Coordinating node Cluster 6 7 8 9 10 11 12 13 14 15 16 v1 v2
  • 14. Read Repair get(“conferences/surge”) client v2 Riak R=2 v2 Get Handler (FSM) Coordinating node Cluster 6 7 8 9 10 11 12 13 14 15 16 v1 v1 v2
  • 15. Read Repair get(“conferences/surge”) client v2 Riak R=2 v2 Get Handler (FSM) Coordinating node Cluster v2 v2 6 7 8 9 10 11 12 13 14 15 16 v2 v2 v2

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