A Tencent Cloud image provides all the information needed to launch a CVM instance. With an image, you can launch instances with similar configurations easily. Generally speaking, an image is the "installation disk" of a CVM instance.
Tencent Cloud provides the following types of images:
For more information, see Image Types.
For billing details of images, see Billing Overview.
|Deployment with Images||Manual Deployment|
|Deployment duration||3 to 5 minutes||1 to 2 days|
|Deployment process||Quickly create a suitable CVM based on mature marketplace solutions or the already used solutions.||Select the appropriate operating system, database, application software and plugins to create a CVM, and installation and debugging is required.|
|Security||Public images and custom images have been tested and audited by Tencent Cloud. The sources of shared images need to be identified by users.||It depends on the development and deployment personnel.|
|Applicable scenarios||Public images: Genuine operating systems, which contain the initialized add-ons provided by Tencent Cloud.
Custom images: Quickly create the same software environment as an existing CVM, or perform environment backup.
Shared images: Quickly create the same software environment as other users' CVMs.
|Configure a CVM completely by yourself, without basic settings provided.|
After creating or importing a custom image, you can use it to launch new instances. The diagram below shows the lifecycle of a custom image.