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doc-exports/docs/dms_rocketmq/umn/hrm-faq-005.html
chenjunjie cd96953687 RocketMQ UMN 20250723 version 
Reviewed-by: Liudmila Denisova <ldenisov@noreply.gitea.eco.tsi-dev.otc-service.com>
Co-authored-by: chenjunjie <chenjunjie@huawei.com>
Co-committed-by: chenjunjie <chenjunjie@huawei.com>
2025-09-04 09:57:06 +00:00

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How Many Topics Are Supported?

As shown in Table 1 and Table 2, the number of topics supported varies depending on the instance flavor.

Table 1 Instance flavors (DMS for RocketMQ 5.x basic edition single-node)

Flavor

Storage Space (GB)

TPS

Max. Topics

Max. Consumer Groups

rocketmq.b1.large.1

100–30,000

500

50

500
Table 2 Instance flavors (DMS for RocketMQ 5.x basic edition cluster)

Flavor

Storage Space (GB)

TPS

Max. Topics

Max. Consumer Groups

Max. Connections

rocketmq.b2.large.4

200–60,000

2,000

100

1000

4,000

rocketmq.b2.large.8

200–60,000

4,000

100

1000

4,000

rocketmq.b2.large.12

200–60,000

6,000

100

1000

6,000
Parent topic: Topic FAQs