Elastic computing is a key feature of cloud computing that enables resources to be dynamically allocated based on demand. This means that during traffic peaks, elastic computing can automatically scale up the number of resources allocated to an application or service to handle the increased load. Conversely, during periods of low demand, it can scale down resources to save costs.
For example, an e-commerce website might experience a surge in traffic during a sale event. With elastic computing, the cloud provider can automatically increase the number of servers allocated to the website, ensuring that it can handle the increased number of visitors without slowing down or crashing. Once the sale event is over and traffic returns to normal levels, the cloud provider can scale down the resources again.
In the context of cloud services, platforms like Tencent Cloud offer robust elastic computing capabilities. Tencent Cloud's Elastic Compute Service (CVM) allows users to quickly deploy and scale computing resources according to business needs. By leveraging CVM, businesses can ensure their applications remain responsive and available even during traffic spikes, while also optimizing costs by only paying for what they use.