PlacementType
class PlacementType
The Amazon EC2 Availability Zone configuration of the cluster (job flow).
Types
Properties
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The Amazon EC2 Availability Zone for the cluster. AvailabilityZone
is used for uniform instance groups, while AvailabilityZones
(plural) is used for instance fleets.
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When multiple Availability Zones are specified, Amazon EMR evaluates them and launches instances in the optimal Availability Zone. AvailabilityZones
is used for instance fleets, while AvailabilityZone
(singular) is used for uniform instance groups.