Name	Type	Description
InstanceType	String	ecs.s3.large (4-core 8G), ecs.m1.medium (4-core 16G), ecs.m1.xlarge (8-core 32G), ecs.c1.large (8-core 16G), ecs.c2.large (16-core 32G), ecs.c2.xlarge (16-core 64G), ecs.n1.large (4-core 8G), ecs.n2.large (4-core 16G), ecs.n1.xlarge (8-core 16G), ecs.n2.xlarge (8-core 32G), ecs.n1.3xlarge (16-core 32G), ecs.n2.3xlarge (16-core 64G).
DiskType	String	CLOUD (basic cloud disk), CLOUD_EFFICIENCY (ultra cloud disk), CLOUD_SSD (SSD cloud disk).
NodeType	String	Node type, master or core.
DiskCapacity	Integer	Single disk capacity, from 40G to 2000G.
DiskCount	Integer	Disk count, minimum 1 and maximum 4.
NodeCount	Integer	By default, the number of master node is 1 and the number of core nodes must be equal to or greater than 1.