Shulou(Shulou.com)06/01 Report--

The voting node does not contain a copy of the dataset in the replication set and cannot be promoted to the primary node. Voting nodes exist to make the number of nodes in the replication set odd, so as to ensure that the same number of votes will not occur when voting. If you add a node, the total number of nodes is even, then you need to add a voting node accordingly.

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.