public void setMaxUnavailable(Integer maxUnavailable) {
        this.maxUnavailable = maxUnavailable;
    }
<p>
The maximum number of nodes unavailable at once during a version update. Nodes are updated in parallel. This
value or <code>maxUnavailablePercentage</code> is required to have a value.The maximum number is 100.
</p>

@param maxUnavailable
       The maximum number of nodes unavailable at once during a version update. Nodes are updated in parallel.
       This value or <code>maxUnavailablePercentage</code> is required to have a value.The maximum number is 100.
aws-java-sdk-eks/src/main/java/com/amazonaws/services/eks/model/NodegroupUpdateConfig.java