Due to a ransomware attack, the wiki was reverted to a July 2022 version. . We apologize for the lack of a more recent valid backup.
...
Since v1.4 Hazelcast has been replaced by the Atomix framework. This change was motivated by managing the recovery from split-brain situations. Since Atomix is based on the RAFT consensus algorithm, the cluster must be composed by an odd number of member controller nodes. Previously supported 2- or 4-node deployments shall be replaced by 3- and 5-node deployments.
Device Mastership Management
...