[technical grass planting] use the shared image function to realize the offline switching from CVM to LH

Use the shared image function to realize the business CVM To LH Offline switch of

Because of my cvm Developer packages used , The bandwidth and configuration can no longer keep up with my current pace , I bought a high configuration one on the double 11 LH, I saw a new shared image function on the console , Here we will help you test the offline migration effect of the business .

CVM Making mirrors

1. Log in to the ECS console , Select... In the left navigation bar example .
2. More on the right , Click create image .
3. Then wait patiently , See the figure below for those who do not know the location ：

Don't read the official website documents directly , Official documents don't tell you where to do it cvm Image of .

The image is shared to a lightweight application server

1. Log in to the ECS console , Select... In the left navigation bar Mirror image .
2. stay “ Mirror image ” Top of page , Choose the region , Click the custom image tab .
3. Select the share to the right of the row where you want to share the image .
4. In the pop-up “ Sharing the mirror ” Window ,“ Destination ” Choose a lightweight application server . As shown in the figure below ：

1. Click OK to share .

View image sharing status

You can go through the following steps , On the lightweight application server custom image details page , View image information and sharing status .

1. Log in to the lightweight application server console , Select... In the left navigation bar Mirror image .
2. stay “ Mirror image ” Select the region at the top of the page , Click the custom image tab .
3. Click mirror ID Enter the image details page , You can view the image information and its sharing status .

Use shared images

There are two ways to use the shared image after it is completed ：

The first method is to enter the lightweight application server purchase page , Select the configuration and create an instance as needed .

among ,“ Mirror image ” The shared image is already selected .

The second is to configure the existing lightweight by resetting the application . among ,“ Mirror image ” The shared image is already selected .

Usage restriction

• Only image sharing between lightweight application servers and ECS under the same account and region is supported .
• Currently, the following images are not supported to be shared from the ECs to the lightweight application server ：
• Externally imported ECS custom images .
• The image shared from the ECs to the lightweight application service server .
• ECS machine image .
• The underlying operating system and version do not conform to Support operating system Mirror image .
• Not installed... Is not supported Cloudinit Mirror image .

Support operating system

When the underlying image conforms to the following operating systems and versions , Support sharing ：

• CentOS 6.8 And above
• Ubuntu 14.04 And above
• Debian 8.2 And above
• Windows Server 2012 And above
• TencentOS Server 2.4 And above

summary

cvm and lh Through the image , It is very comfortable for developers to share images , Don't worry about it cvm Configuration environment , stay lh It needs to be reconfigured , Let's try it quickly .

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