public SupportedInstanceType withMemoryGB(Float memoryGB) {
        setMemoryGB(memoryGB);
        return this;
    }
<p>
The amount of memory that is available to Amazon EMR from the <code>SupportedInstanceType</code>. The kernel and
hypervisor software consume some memory, so this value might be lower than the overall memory for the instance
type.
</p>

@param memoryGB
       The amount of memory that is available to Amazon EMR from the <code>SupportedInstanceType</code>. The
       kernel and hypervisor software consume some memory, so this value might be lower than the overall memory
       for the instance type.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/SupportedInstanceType.java