Vert.x - High availability deployment (HA)

About

When a verticle is deployed in High availability mode, it can fail over to any other nodes in the cluster started with the same HA group

Management

Set

The HA mode can be defined in a run or start command

Group

A HA group defines a set of cluster.

It can be defined in a run or start command

There can be multiple HA groups in a cluster. Nodes will only failover to other nodes in the same group.

Defaults to 'DEFAULT'.


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