Before you purchase Realtime Compute for Apache Flink, we recommend that you are familiar with the features of each service type. This way, you can select instances that are suitable for your business requirements. This topic describes the service types of Realtime Compute for Apache Flink and the features of each service type. This topic also provides suggestions on how to select a service type based on your business requirements.

Features

Realtime Compute for Apache Flink has four service types. The following table describes the features of each service type.
Note For more information about the release status, see Lifecycle policies.
Service type Release status Deployment mode Compute engine Development platform
Fully-managed Flink GA Kubernetes-based deployment VVR VVP
Semi-managed Flink (EMR-based)
Note A Realtime Compute for Apache Flink cluster of this service type is a dataflow cluster that runs on Alibaba Cloud E-MapReduce.
GA YARN-based deployment VVR User-defined
Blink exclusive cluster (original product line) EOM1 YARN-based deployment Blink Bayes
Blink shared cluster (original product line) EOM1 YARN-based deployment Blink Bayes
The following table describes the lifecycle of each service type.
Note For more information about the release status, see Lifecycle policies.
Service type Release status EOM1 EOM2 EOFS EOS
Fully-managed Flink GA N/A N/A N/A N/A
Semi-managed Flink (EMR-based)
Note A Realtime Compute for Apache Flink cluster of this service type is a dataflow cluster that runs on Alibaba Cloud E-MapReduce.
GA N/A N/A N/A N/A
Blink exclusive cluster (original product line) EOM1 April 28, 2021 November 15, 2022 March 30, 2023 July 30, 2023
Blink shared cluster (original product line) EOM1 December 24, 2019 August 15, 2022 December 30, 2022 March 30, 2023

Selection suggestions

  • Fully-managed Flink: If your company or team wants to focus on business development without the need to spend extra time on cluster O&M, we recommend that you use this service type.
  • Semi-managed Flink (EMR-based): If your company or team wants to gain full control over all cluster resources during business development and is familiar with YARN or Alibaba Cloud E-MapReduce, we recommend that you use this service type.
  • Blink exclusive cluster (original product line): This service type entered the End of Marketing 1 (EOM1) phase on April 28, 2021. For more information, see Announcements. You can only scale out or scale in existing Blink exclusive clusters. If you want to purchase Realtime Compute for Apache Flink, we recommend that you purchase the fully managed Flink service type.
  • Blink shared cluster (original product line): This service type entered the EOM1 phase on December 24, 2019. For more information, see Announcements. You can only scale out or scale in existing Blink shared clusters. If you want to purchase Realtime Compute for Apache Flink, we recommend that you purchase the fully managed Flink service type.