This topic describes the instance editions of ApsaraMQ for Kafka to help you select a suitable instance edition.
Editions
The following table describes the instance editions provided by ApsaraMQ for Kafka.
Item | Standard Edition (High Write) | Professional Edition (High Write) | Professional Edition (High Read) |
Version | Versions 0.10.x to 2.x are supported.
| Versions 0.10.x to 2.x are supported.
| |
Ratio of maximum read traffic to maximum write traffic | 1:1 | 1:1 | 5:1 |
Instance type | Virtual instance whose specific resources are shared. | Dedicated instance. | |
Message retention period | Up to seven days. | Custom configuration is supported. | |
Disaster recovery | Single-zone deployment. | Multi-zone deployment. | |
Performance optimization | Not supported. | Custom configuration is supported. | |
Cross-region message routing | Not supported. | Not supported. | |
Access control list (ACL) | Not supported. | Supported. | |
SSL-based data encryption in virtual private clouds (VPCs) | Not supported. | Supported. | |
Cross-zone deployment | Not supported. | Supported. | |
Message download | Supported. | Supported. | |
Resource sharing | Specific resources such as disks are shared.
| All resources are exclusive. | |
Disk capacity | If you purchase a disk that has a storage space of 300 GB, the actual storage space that you can use to store business data is 100 GB. The remaining 200 GB of storage space is used to store the replicas of your business data. | If you purchase a disk that has a storage space of 300 GB, the actual storage space that you can use to store your business data is 300 GB. An additional 600 GB of storage space is provided for you free of charge to store the replicas of your business data. |