MRS.TaskNodeGroups

dataVolumeType

Yes

string

Data disk storage type of the Task node

Value Constraint: Currently, SATA, SAS, and SSD are supported.

nodeNum

Yes

integer

Number of Task nodes

Value Constraint: The value ranges from 0 to 500. The total number of Core and Task nodes cannot exceed 500.

dataVolumeCount

Yes

integer

Number of data disks of the Task node

Value Constraint: The value ranges from 0 to 10.

nodeSize

Yes

string

Instance specification of a Task node

Value Constraint: MRS supports host specifications determined by CPU, memory, and disk space. For details about the instance specifications, refer to the ECS specifications used by MRS at https://support.huaweicloud.com/eu/api-mrs/mrs_01_9006.html.

dataVolumeSize

Yes

integer

Data disk size of the Task node

Value Constraint: The value ranges from 100 GB to 32,000 GB.