Shulou(Shulou.com)06/02 Report--

1 background

2 purpose

3 Service Discovery

4 Service Discovery

Front end, middleware and database are all containerized.

5 other scenes

6 compare zk

What is 7 etcd?

8 etcd working principle

The working principle of Etcd is the raft principle.

9 choose the master

10 Log replication

11 Security

12 overall architecture

Data transmission between 13 nodes

Message exchange between 14 nodes

15 message transmission channel

16 stand-alone installation

17 Cluster installation

18 configuration options

19 static configuration

Node data is generally configured with an odd number.

20 DNS discovery

Static configuration is the most common application in production environment, followed by dns, and finally found by etcd (equivalent to copying someone else's etcd cluster directly)

If more than half of the nodes are dead, the cluster will be unavailable.

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