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Restrictions

Overview​

To avoid various edge cases caused by undefined behavior in the production environment, AutoMQ Cloud imposes constraints and specifications on parameters, quotas, and behaviors within the product scope. Users need to ensure they do not break these constraints during usage. If any constraints do not meet actual usage scenarios, please promptly submit a ticket for assistance; refer to Obtaining Services▸.

Parameter Limitations​

The naming and annotation limitation values for the following parameters and resources cannot be adjusted. Please strictly adhere to the specifications to avoid system processing anomalies caused by special characters or length overflows.

Public Parameter Limitations​

Parameter
Constraint Value
Description
Instance Name
  • Character limit: Only Chinese characters, letters a to z or A to Z, digits 0 to 9, underscores (_), and hyphens (-) are supported.
  • Length limit: 3 to 64 characters.
Names and notes should preferably use concise, common phrases and abbreviations, avoiding special characters that may cause display anomalies.
Instance Notes
  • Character limit: Only supports Chinese characters, letters a–z or A–Z, numbers 0–9, underscores (_), and hyphens (-).
  • Length limit: 0–128 characters.
Environment Member Name
  • Character limit: Only supports letters a–z or A–Z, numbers 0–9, underscores (_), and hyphens (-).
  • Length limit: 3–64 characters.
Environment Member Password
  • Character limit: Only visible characters are supported.
  • Length limit: 8 to 16 characters.
Integration Name
  • Character limit: Only Chinese characters, letters a to z or A to Z, digits 0 to 9, underscores (_), and hyphens (-) are supported.
  • Length limit: 3 to 64 characters.
Reassignment Name
  • Character limit: Only Chinese characters, letters a to z or A to Z, digits 0 to 9, underscores (_), and hyphens (-) are supported.
  • Length limit: 3 to 64 characters.

AutoMQ Kafka Product Limitations​

Regarding the parameter limits defined within the AutoMQ Kafka product, most of them are derived from Apache Kafka®. AutoMQ Cloud provides specific constraint explanations for certain parameters; refer to Restrictions▸.

Resource Quota Limitations​

AutoMQ Cloud, leveraging operational experience from large-scale production environments, imposes initial constraints on certain performance metrics and parameters within the product. In most cases, the default constraints meet the requirements; however, if there are special circumstances where they do not, please promptly submit a support ticket for assistance.

Environmental Public Resource Quota Limits​

Constraint Item
Constraint Value
Description
Total number of product instances allowed within a single environment
Refer to subscription plan constraints
If the current limits are not satisfactory, seek help through a ticket Obtaining Services▸.
Number of member accounts in a single environment
100 accounts

AutoMQ Kafka Resource Quota Limits​

For resource quota limits related to the AutoMQ Kafka product, refer to Restrictions▸.

Supported Regions​

Code
Name
us-east-1
US East (N. Virginia)
us-east-2
US East (Ohio)
us-west-1
US West (N. California)
us-west-2
US West (Oregon)
af-south-1
Africa (Cape Town)
ap-east-1
Asia Pacific (Hong Kong)
ap-south-2
Asia Pacific (Hyderabad)
ap-southeast-3
Asia Pacific (Jakarta)
ap-southeast-5
Asia Pacific (Malaysia)
ap-southeast-4
Asia Pacific (Melbourne)
ap-south-1
Asia Pacific (Mumbai)
ap-northeast-3
Asia Pacific (Osaka)
ap-northeast-2
Asia Pacific (Seoul)
ap-southeast-1
Asia Pacific (Singapore)
ap-southeast-2
Asia Pacific (Sydney)
ap-northeast-1
Asia Pacific (Tokyo)
ca-central-1
Canada (Central)
ca-west-1
Canada West (Calgary)
cn-north-1
China (Beijing)
cn-northwest-1
China (Ningxia)
eu-central-1
Europe (Frankfurt)
eu-west-1
Europe (Ireland)
eu-west-2
Europe (London)
eu-south-1
Europe (Milan)
eu-west-3
Europe (Paris)
eu-south-2
Europe (Spain)
eu-north-1
Europe (Stockholm)
eu-central-2
Europe (Zurich)
il-central-1
Israel (Tel Aviv)
me-south-1
Middle East (Bahrain)
me-central-1
Middle East (UAE)
sa-east-1
South America (São Paulo)