Over the last decade, adoption of cloud computing has been accelerating, while firms are struggling to manage their growing cloud spending in the face of demand surges caused by planned or random events including marketing campaigns, new-product introduction, and natural disasters. In general, a...

The recent trend of a surge in demand for cloud services has posed a challenging capacity expansion problem for the cloud providers: while the growths of demand for different capacity attributes (e.g., CPU and RAM) are time-varying and disproportionate, replenishments of these attributes are...