Help Center/ Distributed Message Service for RocketMQ/ Service Overview/ Specifications
Updated on 2022-11-24 GMT+08:00
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Specifications

The specifications of a RocketMQ instance are defined on five dimensions:

  • ECS flavor: Flavor of the ECS used by the instance
  • Number of brokers: Scale of the instance
  • Storage space: Size of the storage space that the instance can use
  • TPS per broker: TPS performance of the instance
  • Max. topics per broker: Number of topics allowed for the instance.
  • Max. consumer groups per broker: Number of consumer groups allowed for the instance.

Table 1 lists supported specifications.

Table 1 Instance specifications

Flavor

Brokers

Storage Space (GB per Broker)

TPS per Broker

Max. Topics per Broker

Max. Consumer Groups per Broker

rocketmq.4u8g.cluster.small

1–2

300–60,000

15,000

2000

2000

rocketmq.4u8g.cluster

1–10

300–600,000

20,000

4000

4000

rocketmq.8u16g.cluster

1–10

300–900,000

25,000

8000

8000

rocketmq.12u24g.cluster

1–10

300–900,000

28,000

12,000

12,000

rocketmq.16u32g.cluster

1–10

300–900,000

30,000

16,000

16,000