Amazon EMR Cluster ScalingConstraints
The ScalingConstraints property type specifies the upper and lower Amazon EC2 instance limits for an automatic
scaling policy. ScalingConstraints is the property type for the Constraints subproperty of the Amazon EMR
Cluster AutoScalingPolicy property type.
Syntax
JSON
{ "MaxCapacity" :Integer, "MinCapacity" :Integer}
YAML
MaxCapacity:IntegerMinCapacity:Integer
Properties
MaxCapacity-
The upper boundary of EC2 instances in an instance group beyond which scaling activities are not allowed to grow. Scale-out activities will not add instances beyond this boundary.
Required: Yes
Type: Integer
MinCapacity-
The lower boundary of EC2 instances in an instance group below which scaling activities are not allowed to shrink. Scale-in activities will not terminate instances below this boundary.
Required: Yes
Type: Integer
