How does replication in Alluxio happen across worker nodes? Is the unit of replication a file or a block?

Alluxio is a data orchestration system which provides data locality with intelligent multi-tiering. The replication parameters are easily configured and once done, Alluxio handles replication transparently to the requesting compute framework. As always, there’s no changes required by the end user, it’s transparent: In the above diagram, data is stored in RAM, SSD, or HDD. … Continued

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