How ZK solves the problem of cerebral fissure

Explanation of the concept of cerebral fissure

Here is an example , 2 A computer room , 6 Nodes . Each machine room is 3 Nodes

If the network between two computer rooms is disconnected , Then every computer room needs to be re elected leader
zk Solve the problem of cerebral fissure through the principle of more than half .
More than half principle : More than half of the nodes are elected leader, To succeed .
It should be noted that more than half , Does not include equal to half
This avoids 2 A computer room 2 individual leader The situation of .