Enabling Memory Acceleration
To enable memory acceleration for an existing MySQL instance, you must first create a GeminiDB instance.
Precautions
After memory acceleration is enabled, commands such as RESET MASTER and FLUSH LOGS to delete binlogs on MySQL instances are not allowed to be executed.
Procedure
- Log in to the management console.
- Click in the upper left corner of the page and choose Databases > Relational Database Service.
- On the Instances page, click the target instance.
- In the navigation pane on the left, choose Memory Acceleration. On the displayed page, click Create GeminiDB Instance.
- On the displayed page, set required parameters and click Submit.
Table 1 Basic information Parameter
Description
Instance Class
CPU and memory of the instance. For details, see Table 2.
Database Port
Port number for accessing the instance.
You can specify a port number based on your requirements. The port number ranges from 1024 to 65535 except 2180, 2887, 3887, 6377, 6378, 6380, 8018, 8079, 8091, 8479, 8484, 8999, 12017, 12333, and 50069.
If you do not specify a port number, port 6379 is used by default.
NOTE:You cannot change the database port after an instance is created.
DB Instance Name
The instance name:
- Can be the same as an existing instance name.
- Can include 4 to 64 bytes and must start with a letter. It is case-sensitive and allows only letters, digits, hyphens (-), and underscores (_).
Database Password
Database password set by the user.
- Must be 8 to 32 characters long.
- Can include two of the following: uppercase letters, lowercase letters, digits, and special characters: ~!@#%^*-_=+?
- For security reasons, set a strong password. The system will verify the password strength.
Keep your password secure. The system cannot retrieve it if it is lost.
Confirm Password
Enter the administrator password again.
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