public Long getOnlineStoreTotalSizeBytes() {
        return this.onlineStoreTotalSizeBytes;
    }
<p>
The size of the <code>OnlineStore</code> in bytes.
</p>

@return The size of the <code>OnlineStore</code> in bytes.
aws-java-sdk-sagemaker/src/main/java/com/amazonaws/services/sagemaker/model/DescribeFeatureGroupResult.java