In recent years

public cloud has been developing rapidly globally.Public cloud has a variety kind of products and a large amount of emergent and unpredictable demand.One of the major diffi cult points for all cloud services now is how to make the construction and demand of public cloud resource pool match each other.This paper summarizes multiple ways of forecasting the demand of public cloud service through the practice of cloud resource pool engineering project.This paper also analyzes the features and applications of these forecasting methods and furthermore

discusses potential improvements for forecasting the service demand in the future.