public void setMinHealthyPercentage(Integer minHealthyPercentage) {
        this.minHealthyPercentage = minHealthyPercentage;
    }
<p>
Specifies the minimum percentage of the group to keep in service, healthy, and ready to use to support your
workload to allow the operation to continue. The value is expressed as a percentage of the desired capacity of
the Auto Scaling group. Value range is 0 to 100.
</p>
<p>
If you do not specify this property, the default is 90 percent, or the percentage set in the instance maintenance
policy for the Auto Scaling group, if defined.
</p>

@param minHealthyPercentage
       Specifies the minimum percentage of the group to keep in service, healthy, and ready to use to support
       your workload to allow the operation to continue. The value is expressed as a percentage of the desired
       capacity of the Auto Scaling group. Value range is 0 to 100.</p>
       <p>
       If you do not specify this property, the default is 90 percent, or the percentage set in the instance
       maintenance policy for the Auto Scaling group, if defined.
aws-java-sdk-autoscaling/src/main/java/com/amazonaws/services/autoscaling/model/RefreshPreferences.java