Amazon MSK versus Amazon EventBridge (formerly CloudWatch Events)
Learn how Amazon MSK differs from Amazon EventBridge (formerly CloudWatch Events).
Amazon MSK | Amazon EventBridge (formerly CloudWatch Events) | |
---|---|---|
Scaling | 30 brokers per cluster; you need add/remove brokers and reassign partitions manually |
not disclosed (default soft limit depends on region; e.g., 10,000 msg/sec in eu-west-1) |
Max. message size | configurable (default 1 MB) |
256 KB |
Persistence | forever (up to 16384 GiB per broker) |
archiving is possible |
Replication | Multi-AZ (optional) |
Multi-AZ |
Order guarantee | within a partition |
no |
Delivery guarantee | at least once |
|
Pricing | per broker hour + provisioned storage |
per message |
Protocols | AWS Rest API |
|
AWS Integrations | Lambda |
Lambda, SQS, SNS, and many more |
License | open source (Apache Kafka) |
AWS only |
Encryption at rest | yes |
yes |
Encryption in transit | yes |
yes |