Help Center> Distributed Message Service for Kafka> User Guide (Kuala Lumpur Region)> FAQs> Connections> Is There a Limit on the Number of Client Connections to a Kafka Instance?
Updated on 2024-05-30 GMT+08:00
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Is There a Limit on the Number of Client Connections to a Kafka Instance?

Yes. The maximum allowed number of client connections varies by instance specifications.

Table 1 Number of connections of earlier Kafka instances

Assured Bandwidth

Max. Connections

100 MB/s

3000

300 MB/s

10,000

600 MB/s

20,000

1200 MB/s

20,000
Table 2 Number of connections of later Kafka instances

Flavor

Max. Connections

kafka.2u4g.cluster

2000

kafka.4u8g.cluster

4000

kafka.8u16g.cluster

4000

kafka.12u24g.cluster

4000

kafka.16u32g.cluster

4000
Parent topic: Connections