Comparing Single-node and Cluster Kafka Instances

A single-node Kafka instance has only one broker. These instances do not guarantee performance or reliability and are for trial use or testing only. In the production environment, use cluster instances.

Parameters for Creation

Parameter settings that are unique to single-node instances are listed in Table 1.

Table 1 Parameters of a single-node instance

Parameter

Description

AZ

Only one AZ

Version

Only v2.7

Broker Flavor

kafka.2u4g.single.small and kafka.2u4g.single

Brokers

Only one

Storage space per broker

Disk types: high I/O and ultra-high I/O; Disk size: 100-10,000 GB

Ciphertext Access

Not supported

Comparing Instance Functions

Table 2 compares the functions of single-node and cluster instances.

Table 2 Comparing functions

Function

Single-node Instance

Cluster Instance

Modifying instance specifications

x

Y

Changing the instance access mode

Only enabling/disabling public plaintext access

Options:

  • Enabling private ciphertext access

  • Enabling/Disabling private plaintext access

  • Enabling/Disabling public plaintext access

  • Enabling/Disabling public ciphertext access

Resetting Kafka password

x

Y

Viewing disk usage

x

Y

Reassigning partitions

x

Y

Configuring topic permissions

x

Y

Managing users

x

Y

Modifying configuration parameters

x

Y

last updated: 2024-12-10 15:16 UTC - commit: ef506946dc65402760f4eb57bfda5ee36d4df62f