This topic describes the billable items and billing methods of Alibaba Cloud E-MapReduce (EMR) and the charges for other cloud services that may be incurred. It aims to help you understand the composition of the fees that you need to pay.
Billable items
The fees for the use of an EMR cluster mainly consist of EMR service fees and Elastic Compute Service (ECS) instance fees.
The actual price on the buy page shall prevail.
Billable item | Description |
EMR service | EMR provides multi-dimensional cluster management features, such as page display and control, support for API operations and SDKs, auto scaling, monitoring and alerting, O&M tools, and automatic server-side O&M. For more information about the pricing of the EMR service, see Subscription or Pay-as-you-go based on the selected billing method. Important You cannot stop the billing of the EMR service by disabling nodes. If ECS instances are not released, you are charged for the instances. If you no longer need to use the EMR service, release all ECS instances to stop the billing. |
ECS instances | ECS instances support two billing methods: subscription and pay-as-you-go. For more information about the billing details of ECS instances, see Billing overview. The billing method of ECS instances that are used for an EMR cluster is determined by the billing method you select when you purchase the EMR cluster.
Note When you create an EMR cluster, the system purchases and creates ECS instances for the EMR cluster based on the node specifications you select. You do not need to prepare ECS instances for the cluster in advance. Important If you enable the assignment of a public IP address when you purchase or use ECS instances, additional bandwidth and traffic fees may be incurred. For more information, see Public bandwidth. |
Billing methods
EMR supports the subscription and pay-as-you-go billing methods. When you purchase a cluster, you can select a billing method based on your business requirements.
Billing method | Description |
Subscription | Subscription is a billing method in which you must pay for resources before you can use them. You are charged for the resources based on the subscription duration, which is specified in months or years. For more information, see Subscription. |
Pay-as-you-go | Pay-as-you-go is a billing method that allows you to use resources before you pay for them. You are charged for the resources every hour on the hour. For more information, see Pay-as-you-go. |
Billing for related services
If other cloud services are required when you purchase an EMR on ECS cluster, you are also charged for the cloud services. For more information about the billing details of the cloud services, see the following references:
OSS: See Billing overview.
Data Lake Formation (DLF): See Billing.
After you create an EMR cluster, if you want to use EMR Workflow to build workflows and schedule tasks, you are also charged for EMR Workflow. For more information, see Billing.