Help Center/ API Gateway/ User Guide (Kuala Lumpur Region)/ Service Overview/ Notes and Constraints
Updated on 2024-08-07 GMT+08:00
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Notes and Constraints

Quota Limits

To change the default restrictions, increase the quota by referring to Help Center > Others > FAQs > How Do I Apply for a Higher Quota?

  • It takes 5 to 10 seconds for a new or modified APIG resource to take effect.
  • The maximum quota may be slightly exceeded in case of high concurrency, but resource usage will not be affected.
Table 1 Dedicated API gateway quotas

Item

Default Restriction

Modifiable

Gateways

5

√

API groups

1500

√

APIs

Number of APIs for each gateway edition:

  • Basic: 250
  • Professional: 800
  • Enterprise: 2000
  • Platinum: 8000

√

APIs

1000 for each group

x

Backend policies

5

√

Apps (credentials)

50. The app quota includes the apps you have created.

√

Request throttling policies
  • You can create a maximum of 300 request throttling policies for each gateway.
  • The call limit for a single user cannot exceed that for the target API.
  • The call limit for a single app (credential) cannot exceed that for a single user.
  • The call limit for a single IP address cannot exceed that for the target API.

√

Environments

10

√

Signature keys

200

√

Access control policies

100

√

VPC channels (load balance channels)

200

√

Variables

You can create a maximum of 50 variables for an API group in each environment.

√

Independent domain names

A maximum of five independent domain names can be bound to an API group.

√

ECSs

A maximum of 10 ECSs can be added to a VPC channel.

√

Parameters

A maximum of 50 parameters can be created for an API.

√

API publication records

A maximum of 10 publication records of an API can be retained for each environment.

√

API access rate

Up to 6000 times per second

√

Excluded applications (Credentials)

A maximum of 30 excluded apps can be added to a request throttling policy.

√

Excluded tenants

A maximum of 30 excluded tenants can be added to a request throttling policy.

√

Access to a subdomain name (debugging domain name)

A subdomain name can be accessed up to 1000 times a day.

x

Maximum size of an API request package

12 MB

√

TLS protocol

TLS 1.1 and TLS 1.2 are supported. TLS 1.2 is recommended.

√

Custom authorizers

50

x

Plug-ins

500

√

HTTP protocol

When the HTTP protocol is used, the maximum size of URL+Header is 32 KB.

x
Parent topic: Service Overview