public void setServiceUpdateSeverity(String serviceUpdateSeverity) {
        this.serviceUpdateSeverity = serviceUpdateSeverity;
    }
<p>
The severity of the service update
</p>

@param serviceUpdateSeverity
       The severity of the service update
@see ServiceUpdateSeverity
aws-java-sdk-elasticache/src/main/java/com/amazonaws/services/elasticache/model/ServiceUpdate.java